新規更新August 06, 2019 at 09:23AM
【外部リンク】
2019 in reptile paleontology
Onetwothreeip: Splitting from 2019 in paleontology
==Lizards and snakes==
===Research===
* A study aiming to test which ecological and developmental traits have influenced skull evolution in the [[Squamata|squamate]] reptiles, based on data from extant and extinct taxa, is published by Watanabe ''et al.'' (2019).<ref></ref>
* Description of fossils of [[amphisbaenia]]ns and [[Anguimorpha|anguimorph]] lizards from the late [[Miocene]] Solnechnodolsk locality (southern European [[Russia]]) will be published by Černanský, Syromyatnikova & Jablonski (2019).<ref></ref>
* A juvenile specimen of ''[[Eolacerta]] robusta'' is described from the [[Eocene]] [[Messel pit]] ([[Germany]]) by Čerňanský & Smith (2019).<ref></ref>
* A study on the diet, habitat and timing and cause of extinction of ''[[Gallotia goliath]]'' is published by Crowley ''et al.'' (2019).<ref></ref>
* Fossils of ''[[Peltosaurus]] granulosus'' are described from the middle [[Oligocene]] [[Monroe Creek Formation|Monroe Creek]] and upper [[Sharps Formation|Sharps]] formations of Sharps Corner ([[South Dakota]], [[United States]]) by Scarpetta (2019), representing the youngest known record of [[Glyptosaurinae|glyptosaurine]] lizards reported so far.<ref></ref>
* Fossil [[Anguidae|anguine]] material is described from the lower [[Miocene]] locality Ulm – Westtangente ([[Germany]]) for the first time by Klembara, Hain & Čerňanský (2019).<ref></ref>
* Bochaton ''et al.'' (2019) present equations producing estimations of size and weight of [[monitor lizard]]s on the basis of measurements of their bones, and use them to determine body size and weight of Late Pleistocene monitor lizards known from remains from the Doi Pha Kan rock shelter ([[Thailand]]).<ref></ref>
* A study evaluating the fossil record of [[mosasaur]]s in terms of fossil completeness as a measure of fossil quality is published by Driscoll ''et al.'' (2019).<ref></ref>
* A study on the morphology of the marginal teeth of ''[[Mosasaurus]] lemonnieri'', and on their implications for the distinguishability of this species on the basis of fossil teeth, will be published by Madzia (2019).<ref></ref>
* A skull of a member of the genus ''Mosasaurus'' is reported from the upper [[Maastrichtian]] [[Lopez de Bertodano Formation]] ([[Seymour Island]], [[Antarctica]]) by Ruiz ''et al.'' (2019).<ref></ref>
* A study on the anatomy of the inner ear of ''[[Platecarpus]]'' will be published by Yi & [[Mark Norell|Norell]] (2019).<ref></ref>
* An isolated tooth of a [[Tylosaurinae|tylosaurine]] mosasaur is described from the [[Turonian]] of the Apennine Carbonate Platform by Romano ''et al.'' (2019), representing the first tylosaurine from [[Italy]] and the southernmost occurrence of a tylosaurine in the northern margin of the Mediterranean [[Tethys Ocean|Tethys]].<ref></ref>
* A study on the phylogenetic relationships of tylosaurine mosasaurs is published by Jiménez-Huidobro & Caldwell (2019).<ref></ref>
* A review of the taxonomic history of ''[[Clidastes]] liodontus'' and "Clidastes moorevillensis" is published by Lively (2019).<ref></ref>
* A juvenile mosasaur specimen affected by [[infectious arthritis]] and [[spondyloarthropathy]] is described from the upper [[Maastrichtian]] of [[Antarctica]] by Talevi ''et al.'' (2019), representing the first report of a skeletal pathology of a mosasaur from the [[Southern Hemisphere]].<ref></ref>
* A study on the evolution of vertebral intercentrum system of snakes, as indicated by data from specimens of ''[[Najash]] rionegrina'' and ''[[Dinilysia]] patagonica'', is published by Garberoglio ''et al.'' (2019).<ref></ref>
* New specimen of ''Najash rionegrina'', consisting of a partial skull and closely associated vertebrae, is described by Garberoglio ''et al.'' (2019).<ref></ref>
* A study on the phylogenetic relationship and evolutionary history of [[caenophidia]]n snakes, as indicated by data from extant taxa and fossil record, is published by Zaher ''et al.'' (2019).<ref></ref>
* Revision of [[Dipsadinae|dipsadid]] snake fossils from [[Guadeloupe]] Islands is published by Bochaton ''et al.'' (2019).<ref></ref>
* Snake fauna from the [[Miocene]] of the Baikadam and Malyi Kalkaman 1 and 2 localities in northeastern [[Kazakhstan]], representing the best-documented Miocene snake assemblage in Central Asia, will be described by Ivanov ''et al.'' (2019).<ref></ref>
* Description of fossil snake vertebrae from the late [[Pleistocene]] fissure deposits of the [[Minatogawa Man]] site ([[Okinawa Island]], [[Japan]]) is published by Ikeda ''et al.'' (2019).<ref></ref>
* Revision of lizard and snake fossils from the [[Pliocene]] site of [[Kanapoi]] ([[Kenya]]) will be published by Head & Müller (2019).<ref></ref>
===New taxa===
{| class="wikitable sortable" align="center" width="100%"
|-
! Name
! Novelty
! Status
! Authors
! Age
! Type locality
! Country
! Notes
! Images
|-
|
''[[Egernia gillespieae]]''<ref></ref>
|
Sp. nov
|
In press
|
Thorn ''et al.''
|
Middle [[Miocene]]
|
[[Australian Fossil Mammal Sites (Riversleigh)|Riversleigh site]]
|
|
A [[skink]], a species of ''[[Egernia]]''.
|
|-
|
''[[Globidens|Globidens simplex]]''<ref></ref>
|
Sp. nov
|
Valid
|
Leblanc, Mohr & Caldwell
|
[[Late Cretaceous]] ([[Maastrichtian]])
|
Possibly [[Oulad Abdoun Basin]]
|
|
|
|-
|
''[[Gurvelus]]''<ref name=PJ531Alifanov></ref>
|
Gen. et sp. nov
|
Valid
|
Alifanov
|
[[Early Cretaceous]] (late [[Aptian]]–early [[Albian]])
|
Hühteeg Horizon
|
|
A lizard belonging to the family [[Ardeosauridae]]. The type species is ''G. khangaicus''.
|
|-
|
''[[Indrasaurus]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
O'Connor ''et al.''
|
[[Early Cretaceous]]
|
[[Jiufotang Formation]]
|
|
A [[Basal (phylogenetics)|basal]] member of [[Scleroglossa]]. The type species is ''I. wangi''.
|
|-
|
''[[Khereidia]]''<ref name=PJ531Alifanov />
|
Gen. et sp. nov
|
Valid
|
Alifanov
|
[[Early Cretaceous]] (late [[Aptian]]–early [[Albian]])
|
Hühteeg Horizon
|
|
A lizard belonging to the family [[Globauridae]]. The type species is ''K. aptiana''.
|
|-
|
''[[Naimanosaurus]]''<ref name=PJ531Alifanov />
|
Gen. et sp. nov
|
Valid
|
Alifanov
|
[[Early Cretaceous]] (late [[Aptian]]–early [[Albian]])
|
Hühteeg Horizon
|
|
A lizard belonging to the family [[Paramacellodidae]]. The type species is ''N. dinosauroaequalis''.
|
|-
|
''[[Ophisaurus manchenioi]]''<ref></ref>
|
Sp. nov
|
Valid
|
Blain & Bailon
|
Early [[Pleistocene]]
|
|
|
An [[Anguidae|anguid]] [[lizard]], a species of ''[[Ophisaurus]].
|
|-
|
''[[Palaeopython|Palaeopython helveticus]]''<ref></ref>
|
Sp. nov
|
In press
|
Georgalis & Scheyer
|
[[Eocene]]
|
|
|
|
|-
|
''[[Palaeoxanta]]''<ref name=PJ531Alifanov />
|
Gen. et sp. nov
|
Valid
|
Alifanov
|
[[Early Cretaceous]] (late [[Aptian]]–early [[Albian]])
|
Hühteeg Horizon
|
|
A lizard belonging to the family [[Eoxantidae]]. The type species is ''P. conicodentata''.
|
|-
|
''[[Paradorsetisaurus]]''<ref name=Paradorsetisaurus></ref>
|
Gen. et sp. nov
|
Valid
|
Alifanov
|
[[Early Cretaceous]]
|
|
|
A lizard belonging to the family [[Dorsetisauridae]]. Genus includes new species ''P. postumus''.
|
|-
|
''[[Portunatasaurus]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Campbell Mekarski ''et al.''
|
[[Late Cretaceous]] ([[Cenomanian]]–[[Turonian]])
|
|
|
An [[aigialosaur]] [[mosasaur]]oid. Genus includes new species ''P. krambergeri''.
|
|-
|
''[[Xenostius]]''<ref name=Paradorsetisaurus />
|
Gen. et sp. nov
|
Valid
|
Alifanov
|
[[Early Cretaceous]]
|
|
|
A lizard belonging to the family [[Xenosauridae]]. Genus includes new species ''X. futilus''.
|
|-
|}
==Ichthyosauromorphs==
* Two new specimens of ''[[Eretmorhipis]] carrolldongi'', revealing superficial [[Convergent evolution|convergence]] with the modern [[platypus]], are described from the [[Lower Triassic]] [[Jialingjiang Formation]] ([[China]]) by Cheng ''et al.'' (2019).<ref></ref>
* A study on the phylogenetic relationships of [[ichthyosaur]]s will be published by Moon (2019).<ref></ref>
* A study on the evolution of ichthyosaur body forms and on its impact on the energy demands of ichthyosaur swimming is published by Gutarra ''et al.'' (2019).<ref></ref>
* A study on the flexibility and function of ichthyosaur tails, as indicated by comparisons with shark tails, is published by Crofts, Shehata & Flammang (2019).<ref></ref>
* A study on the effects of methodology, missing data and exceptional preservation of fossil specimens in [[lagerstätte]]n on known morphological diversity of fossil animals, as indicated by fossil record of ichthyosaurs, is published by Flannery Sutherland ''et al.'' (2019).<ref></ref>
* A study on a putative Cretaceous [[mosasaur]] ''"[[Globidens]]" timorensis'' from [[Timor]] is published by Mulder & Jagt (2019), who consider this taxon to be of [[Triassic]] age, and reinterpret it as an ichthyosaur with affinities to the genera ''[[Tholodus]]'' and ''[[Xinminosaurus]]''.<ref></ref>
* A study on the prevalence and distribution of pathologies in the skeletons of ichthyosaurs from the Lower Jurassic [[Posidonienschiefer Formation]] ([[Germany]]) by Pardo-Pérez, Kear & Maxwell (2019).<ref></ref>
* Second specimen of ''[[Wahlisaurus]] massarae'' is reported from a quarry in [[Somerset]] ([[United Kingdom]]), from the base of the [[Blue Lias]] Formation ([[Triassic]]–[[Jurassic]] boundary) by Lomax, Evans & Carpenter (2019), extending known geographic and stratigraphic range of the species.<ref></ref>
* Partial skeleton of a large ichthyosaur from the [[Lower Jurassic]] ([[Sinemurian]]) of [[Warwickshire]], [[England]] is described by Lomax, Porro & Larkin (2019), who assign this specimen to the species ''[[Protoichthyosaurus]] prostaxalis''.<ref></ref>
* A [[neonate]] specimen of ''[[Ichthyosaurus]] communis'' is described by Lomax ''et al.'' (2019).<ref></ref>
* A study on the variation of the hindfin [[Morphology (biology)|morphology]] in the specimens of ''Ichthyosaurus'' and on its taxonomic utility is published by Massare & Lomax (2019).<ref></ref>
* A study on the bone microstructure of the skeleton of a specimen of ''[[Stenopterygius]] quadriscissus'' from the Lower Jurassic [[Posidonia Shale]] ([[Germany]]) is published by Anderson ''et al.'' (2019).<ref></ref>
* A study on the anatomy of an [[Ophthalmosauridae|ophthalmosaurid]] rostrum fragment from the [[Upper Jurassic]] ([[Oxfordian (stage)|Oxfordian]]) in the Morawica quarry in the [[Świętokrzyskie Mountains]] ([[Poland]]), and on its implications for reconstructing the internal [[Morphology (biology)|morphology]] of the ophthalmosaurid cranial region and inferring the functional adaptations and palaeoecology of these reptiles, will be published by Tyborowski, Skrzycki & Dec (2019).<ref></ref>
* A revision of the [[type series]] of all three species of ''[[Undorosaurus]]'' is published by Zverkov & Efimov (2019).<ref></ref>
* A study on the taxonomy and phylogeny of ichthyosaurs belonging to the genus ''[[Arthropterygius]]'' is published by Zverkov & Prilepskaya (2019).<ref></ref>
* New fossil remains of ''[[Platypterygius]] sachicarum'' (a new skull and associated postcranial remains of upper [[Barremian]] age) are described from Villa de Leyva, [[Colombia]] by Maxwell ''et al.'' (2019), representing the first documented postcranial remains of this species.<ref></ref>
==Sauropterygians==
===Research===
* A study on the microstructure of ribs and vertebrae of [[Middle Triassic]] sauropterygians will be published by Klein, Canoville & Houssaye (2019).<ref></ref>
* A study on the [[taphonomy]] of sauropterygian specimens from the Middle Triassic fossil deposit of Winterswijk (the [[Netherlands]]) is published by Heijne, Klein & Sander (2019).<ref></ref>
* The first adult specimen of ''[[Sinocyamodus]] xinpuensis'' reported so far is described by Wang, Li & Wu (2019).<ref></ref>
* Two [[pachypleurosaur]] specimens are described from the Lashio Basin ([[Myanmar]]) by San ''et al.'' (2019), representing the first [[Triassic]] vertebrate fossils from Myanmar reported so far.<ref></ref>
* A study on life history of ''[[Nothosaurus]]'', as indicated by growth curves determined from [[Humerus|humeral]] [[histology]], and on its implications for inferring reproduction mode of this animal, is published by Griebeler & Klein (2019).<ref></ref>
* Description of microbodies extracted from a bone of ''Nothosaurus'' from the [[Middle Triassic]] of [[Poland]], reported as morphologically consistent with bone cells of present-day vertebrates, will be published by Surmik ''et al.'' (2019).<ref></ref>
* An articulated juvenile specimen of ''[[Yunguisaurus]] liae'', providing new information on the anatomy of this species, is described from the [[Ladinian]] [[Falang Formation]] ([[China]]) by Wang ''et al.'' (2019).<ref></ref>
* A study on [[hydrodynamics]] of neck length and thickness in plesiosaurs is published by Troelsen ''et al.'' (2019).<ref></ref>
* Pathological fusions of neck vertebrae are reported in four plesiosaur specimens from different geological horizons by Sassoon (2019).<ref></ref>
* A review of the fossil record of Late Cretaceous Antarctic plesiosaurs is published by O'Gorman ''et al.'' (2019).<ref></ref>
* A study on the morphology of the teeth and skull of ''[[Megacephalosaurus]] eulerti'', and on their implications for assessing the phylogenetic relationships of this species, is published by Madzia, Sachs & Lindgren (2019).<ref></ref>
* New plesiosaur fossils are described from the [[Barremian]] levels of the [[Arcillas de Morella Formation]] ([[Spain]]) by Quesada ''et al.'' (2019), including the first [[Leptocleididae|leptocleidid]] fossil reported from the [[Iberian Peninsula]].<ref></ref>
* A study on the skull [[Morphology (biology)|morphology]] of two specimens of ''[[Dolichorhynchops]] bonneri'' from the [[Pierre Shale]] of [[South Dakota]], as well as on the phylogenetic relationships of this species, is published by Morgan & O'Keefe (2019).<ref></ref>
* A study on bone [[histology]] and ontogeny of the gravid specimen of ''[[Polycotylus]] latipinnus'' displayed at the [[Los Angeles County Museum of Natural History]], and on its implications for interpreting a histological growth series in ''Dolichorhynchops bonneri'', is published by O'Keefe ''et al.'' (2019).<ref></ref>
* Skull and neck bones of an [[Elasmosauridae|elasmosaurid]] plesiosaur are described from the [[Cenomanian]] [[Hegushi Formation]] ([[Japan]]) by Utsunomiya (2019), representing the oldest confirmed elasmosaurid in Japan and in East Asia.<ref></ref>
* A postcranial skeleton of an elasmosaurid belonging or related to the genus ''[[Aristonectes]]'' is described from the uppermost [[Maastrichtian]] levels of the [[Lopez de Bertodano Formation]] ([[Seymour Island]], [[Antarctica]]) by O'Gorman ''et al.'' (2019), who report that this specimen is one of the largest known elasmosaurid specimens worldwide.<ref></ref>
* Digital [[endocast]]s of two specimens of ''[[Libonectes]] morgani'' and a [[Polycotylidae|polycotylid]] from the [[Turonian]] of Goulmima ([[Morocco]]) are reconstructed by Allemand ''et al.'' (2019).<ref></ref>
===New taxa===
{| class="wikitable sortable" align="center" width="100%"
|-
! Name
! Novelty
! Status
! Authors
! Age
! Type locality
! Country
! Notes
! Images
|-
|
''[[Cyamodus|Cyamodus orientalis]]'' <ref></ref>
|
Sp. nov
|
Valid
|
Wang ''et al.''
|
[[Late Triassic]] ([[Carnian]])
|
[[Falang Formation]]
|
|
|
|-
|
''[[Leivanectes]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
[[María Páramo|Páramo-Fonseca]] ''et al.''
|
[[Early Cretaceous]] ([[Aptian]])
|
[[Paja Formation]]
|
|
A member of the family [[Elasmosauridae]]. Genus includes new species ''L. bernardoi''.
|
|-
|
''[[Lindwurmia]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Vincent & Storrs
|
[[Early Jurassic]] ([[Hettangian]])
|
|
|
An early member of [[Plesiosauria]]. Genus includes new species ''L. thiuda''.
|
|-
|
''[[Microcleidus|Microcleidus melusinae]]'' <ref></ref>
|
Sp. nov
|
Valid
|
Vincent ''et al.''
|
[[Early Jurassic]] ([[Toarcian]])
|
|
|
A [[Microcleididae|microcleidid]] [[Plesiosauria|plesiosaur]].
|
|-
|
''[[Nothosaurus|Nothosaurus cristatus]]''<ref></ref>
|
Sp. nov
|
In press
|
Hinz, Matzke & Pfretzschner
|
[[Middle Triassic]] ([[Ladinian]])
|
[[Erfurt Formation]]
|
|
|
|-
|
''[[Panzhousaurus]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Jiang ''et al.''
|
[[Middle Triassic]] ([[Anisian]])
|
|
|
An early member of [[Eosauropterygia]]. Genus includes new species ''P. rotundirostris''.
|
|-
|}
==Turtles==
===Research===
* A study on the phylogenetic relationships of living and fossil turtles is published by Evers & Benson (2019).<ref></ref>
* A study on the evolution and [[Ontogeny|ontogenetic]] development of the akinetic skull of turtles, based on data from extant and fossil taxa, is published by Werneburg & Maier (2019).<ref></ref>
* A study on the shell composition in [[Proterochersidae|proterochersids]] and other [[Triassic]] [[Pantestudines|pantestudinates]] is published by Szczygielski & Sulej (2019).<ref></ref>
* Description of new fossil material of ''[[Condorchelys]] antiqua'', and a study on the phylogenetic relationships of early turtles, is published by Sterli, de la Fuente & Rougier (2019).<ref></ref>
* Description of new fossil material of ''[[Peligrochelys]] walshae'' from the [[Paleocene]] ([[Danian]]) [[Salamanca Formation]] ([[Argentina]]), and a study on the phylogenetic relationships of this species, is published by Sterli & de la Fuente (2019).<ref></ref>
* The only complete shell of ''[[Eocenochelus]]'' identified so far will be described from the [[Eocene]] ([[Lutetian]]) [[Sobrarbe Formation]] ([[Spain]]) by Pérez-García ''et al.'' (2019).<ref></ref>
* Description of new fossil material of ''[[Plesiochelys]] bigleri'' from the [[Kimmeridgian]] Banné Marls ([[Switzerland]]), providing new information on the anatomy of this species, is published by Raselli & Anquetin (2019).<ref></ref>
* Redescription of the [[holotype]] specimen of ''[[Nanhsiungchelys]] wuchingensis'' is published by Tong & Li (2019).<ref></ref>
* A review of the [[Araripemydidae|araripemydid]] fossil record from Africa is published by Pérez-García (2019), who considers ''Laganemys tenerensis'' to be a [[Synonym (taxonomy)|junior synonym]] of ''[[Taquetochelys]] decorata''.<ref></ref>
* A study on the anatomy of the shell of the [[Bothremydidae|bothremydid]] species ''[[Taphrosphys]] congolensis'', and on its implications for inferring the taxonomic composition of the genus ''Taphrosphys'', will be published by Pérez García, Mees & Smith (2019).<ref></ref>
* Description of fossils of ''[[Ordosemys]] leios'' from the Lower Cretaceous [[Mengyin Formation]] ([[China]]), and a study on their implications for inferring the ecology of this species and the age of the [[Luohandong Formation]] of the [[Ordos Basin]], is published by Li ''et al.'' (2019).<ref></ref>
* A late [[Pleistocene]] nuchal bone is described from the Muaco site (western [[Venezuela]]) by Cadena & Carrillo-Briceño (2019), who interpret this specimen as the first undisputable fossil of a member of the genus ''[[Rhinoclemmys]]'' found east of the [[Andes]].<ref></ref>
* A study on the mass of North American Pleistocene [[tortoise]]s, on the relationship between the mass of tortoises and their ability to maintain a viable body temperature at low ambient temperatures, and on the implications of this relationships for the knowledge of Pleistocene temperatures in the areas from which tortoise fossils are known, is published by Esker, Forman & Butler (2019).<ref></ref>
* A study on the skeletal anatomy and phylogenetic relationships of ''[[Rhinochelys]] pulchriceps'' is published by Evers, Barrett & Benson (2019).<ref></ref>
* A gravid specimen of ''[[Desmatochelys padillai]]'', representing the first indisputable gravid marine fossil turtle reported so far, is described from the [[Lower Cretaceous]] of [[Colombia]] by Cadena ''et al.'' (2019), who interpret this specimen as indicating that ''D. padillai'' produced rigid eggs similar to those associated with some extant and fossil freshwater and terrestrial turtles, and unlike flexible eggs produced by extant marine turtles.<ref></ref>
* A specimen of ''Desmatochelys'' belonging or related to the species ''D. lowii'' is described from the lower [[Campanian]] [[Austin Formation]] ([[Coahuila]], [[Mexico]]) by López-Conde ''et al.'' (2019), representing the first record of the family [[Protostegidae]] in the Late Cretaceous of Mexico reported so far.<ref></ref>
* An isolated [[Turtle shell#Carapace|carapacial]] ossicle of a member of the genus ''[[Psephophorus]]'' is described from the lowermost [[Pliocene]] [[Purisima Formation]] ([[California]], [[United States]]) by Fallon & Boessenecker (2019), representing the first occurrence of a sea turtle from this formation.<ref></ref>
* Description of the anatomy of the braincase of a specimen of ''[[Syllomus]] aegyptiacus'' from the [[Miocene]] [[Calvert Formation]] ([[Virginia]], [[United States]]) is published by Matzke & Maisch (2019).<ref></ref>
* Description of turtle fossils from five [[Paleogene]] localities in the [[Crimea]] is published by Zvonok & Danilov (2019).<ref></ref>
* A study on turtle remains from five [[Holocene]] localities in [[Thailand|Thai]] central plain, and on their implications for the knowledge of changes of turtle biodiversity in this area over the Holocene, is published by Claude ''et al.'' (2019).<ref></ref>
===New taxa===
{| class="wikitable sortable" align="center" width="100%"
|-
! Name
! Novelty
! Status
! Authors
! Age
! Type locality
! Country
! Notes
! Images
|-
|
''[[Banhxeochelys]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Garbin, Böhme & Joyce
|
[[Eocene]] (late [[Bartonian]]–late [[Priabonian]])
|
|
|
A [[Crown group#Pan-group|pan]]-[[Geoemydidae|geoemydid]]. The type species is ''B. trani''.
|
|-
|
''[[Francemys]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Pérez-García
|
[[Early Cretaceous]] ([[Aptian]])
|
[[Elrhaz Formation]]
|
|
A member of [[Pelomedusoides]]. The type species is ''F. gadoufaouaensis''.
|
|-
|
''[[Ilatardia]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Pérez-García
|
[[Late Cretaceous]] ([[Maastrichtian]])
|
|
|
A member of the family [[Bothremydidae]]. Genus includes new species ''I. cetiotesta''.
|
|-
|
''[[Kalasinemys]]''<ref></ref>
|
Gen. et sp. nov
|
In press
|
Tong ''et al.''
|
[[Late Jurassic]]
|
[[Phu Kradung Formation]]
|
|
A member of the family [[Xinjiangchelyidae]]. Genus includes new species ''K. prasarttongosothi''.
|
|-
|
''[[Protoshachemys]]''<ref></ref>
|
Gen. et sp. nov
|
In press
|
Tong ''et al.''
|
[[Early Cretaceous]] ([[Barremian]])
|
[[Sao Khua Formation]]
|
|
A member of the family [[Adocidae]]. Genus includes new species ''P. rubra''.
|
|-
|
''[[Wutuchelys]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Tong ''et al.''
|
Early [[Eocene]]
|
[[Wutu Formation]]
|
|
A [[Crown group#Stem groups|stem]]-[[Testudinoidea|testudinoid]]. Genus includes new species ''W. eocenica''.
|
|-
|
''[[Yaminuechelys|Yaminuechelys sulcipeculiaris]]''<ref></ref>
|
Sp. nov
|
In press
|
Oriozabala, Sterli & De La Fuente
|
[[Late Cretaceous]] ([[Campanian]]–[[Maastrichtian]])
|
[[La Colonia Formation]]
|
|
A member of the family [[Chelidae]].
|
|-
|}
==Archosauriformes==
===General research===
* A study on the impact of the [[Triassic–Jurassic extinction event]] on archosauromorph reptiles is published by Allen ''et al.'' (2019).<ref></ref>
* A diverse assemblage of [[Archosauriformes|archosauriform]] teeth will be described from the [[Upper Triassic]] [[Tiki Formation]] ([[India]]) by Ray, Bhat & Datta (2019).<ref></ref>
===Archosaurs===
===Other archosauriforms===
====Research====
* Redescription of the anatomy of the [[holotype]] specimen of ''[[Garjainia]] prima'' is published by Ezcurra ''et al.'' (2019), who consider ''Vjushkovia triplicostata'' to be a [[Synonym (taxonomy)|junior synonym]] of ''G. prima''.<ref></ref>
* A study on the anatomy and phylogenetic relationships of ''[[Guchengosuchus]] shiguaiensis'' is published by Butler ''et al.'' (2019).<ref></ref>
* A study on the anatomy, [[ecomorphology]] and bone microstructure of members of [[Proterochampsia]], and on their implications for inferring the lifestyles of these reptiles, is published by Arcucci, Previtera & Mancuso (2019).<ref></ref>
* Two new [[Rhadinosuchinae|rhadinosuchine]] [[Proterochampsidae|proterochampsid]] specimens are described from the [[Chañares Formation]] ([[Argentina]]) by Ezcurra ''et al.'' (2019).<ref></ref>
* A study on the morphology and affinities of isolated [[phytosaur]] teeth from the Upper Triassic [[Tiki Formation]] ([[India]]) will be published by Datta, Kumar & Ray (2019).<ref></ref>
====New taxa====
{| class="wikitable sortable" align="center" width="100%"
|-
! Name
! Novelty
! Status
! Authors
! Age
! Type locality
! Country
! Notes
! Images
|-
|
''[[Antarctanax]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Peecook, Smith & Sidor
|
[[Triassic]]
|
[[Fremouw Formation]]
|
[[Antarctica]]
|
An [[Archosauriformes|archosauriform]] [[Archosauromorpha|archosauromorph]] reptile. The type species is ''A. shackletoni''.
|
|-
|
''[[Mystriosuchus|Mystriosuchus steinbergeri]]''<ref></ref>
|
Sp. nov
|
Valid
|
Butler ''et al.''
|
[[Late Triassic]] ([[Norian]])
|
[[Dachstein Formation|Dachstein Limestone]]
|
|
A [[phytosaur]].
|
|-
|}
==Other reptiles==
===Research===
* New information on a specimen of the [[mesosaur]] species ''[[Stereosternum]] tumidum'' affected by congenital [[scoliosis]], first described by Szczygielski ''et al.'' (2017),<ref></ref> is published by Szczygielski ''et al.'' (2019).<ref></ref>
* Description of the anatomy of a new specimen of ''[[Kapes (genus)|Kapes bentoni]]'' from the [[Otter Sandstone]] of [[Devon]] ([[United Kingdom]], and a study on the phylogenetic relationships of this species, is published by Zaher, Coram & [[Michael Benton|Benton]] (2019).<ref></ref>
* A new skull ascribed to ''[[Procolophon]] trigoniceps'', so far representing the most complete and best preserved specimen collected at the [[Lower Triassic]] Sanga do Cabral Supersequence ([[Brazil]]), will be described by Silva-Neves, Modesto & Dias-da-Silva (2019).<ref></ref>
* Redescription of the [[pareiasaur]] species ''"[[Anthodon (reptile)|Anthodon]]" haughtoni'' from the [[Permian]] [[Usili Formation]] ([[Tanzania]]) is published by Maisch & Matzke (2019).<ref></ref>
* [[X-ray diffraction]] study of bone fragments of ''[[Deltavjatia]] vjatkensis'' from the Kotelnich vertebrate fossil site ([[Russia]]) is published by Ryanskaya ''et al.'' (2019).<ref></ref>
* A study on the composition and structure of bone fragments of ''Deltavjatia vjatkensis'' from the Kotelnich vertebrate fossil site is published by Kiseleva ''et al.'' (2019), who report [[white blood cell]]-like structures, interpreted as possible leukocytes.<ref></ref>
* A study on the [[Ontogeny|ontogenetic]] changes in long-bone and rib [[histology]] of ''Deltavjatia rossica'' and ''[[Scutosaurus]] karpinskii'' will be published by Boitsova ''et al.'' (2019).<ref></ref>
* A study on the microstructure of limb bones, a rib fragment and [[osteoderm]]s of ''[[Provelosaurus]] americanus'' will be published by Farias, Schultz & Soares (2019).<ref></ref>
* A study on the species richness and morphological diversity of [[Parareptilia|parareptiles]] over the course of their evolutionary history is published by MacDougall, Brocklehurst & Fröbisch (2019).<ref></ref>
* A study testing whether the consistent evolutionary size increase in [[Captorhinidae|captorhinids]] led to major re‐patterning in their [[long bone]] structure is published by Romano & Rubidge (2019).<ref></ref>
* A study on the anatomy of the [[mandible]] and on the phylogenetic relationships of ''[[Moradisaurus]] grandis'', based on data from new fossil material from the upper Permian [[Moradi Formation]] of [[Niger]], is published by Modesto ''et al.'' (2019).<ref></ref>
* Redescription of the anatomy of ''[[Orovenator]] mayorum'' and a study on the phylogenetic relationships of this species is published by Ford & Benson (2019), who recover both ''Orovenator'' and [[Varanopidae|varanopids]] (usually regarded as [[synapsid]]s) as [[diapsid]] reptiles.<ref></ref>
* A study on the early evolution of the diel activity patterns in diapsid lineages, focusing on the common ancestor branch of living birds, is published by Yu & Wang (2019).<ref></ref>
* A study on the [[Morphology (biology)|morphological]] diversity and rates of morphological evolution of extinct and extant [[rhynchocephalia]]ns published by Herrera-Flores, Stubbs & [[Michael Benton|Benton]] (2017)<ref></ref> is criticized by Vaux ''et al.'' (2019).<ref></ref><ref></ref>
* A study on the skull morphology of ''[[Clevosaurus]] hudsoni'' and ''Clevosaurus cambrica'' is published by Chambi-Trowell, Whiteside & Benton (2019).<ref></ref>
* A case study of an [[osteosarcoma]] affecting a [[femur]] of a specimen of ''[[Pappochelys]] rosinae'' is published by Haridy ''et al.'' (2019).<ref></ref>
* A study on the microstructure of bones of ''Pappochelys rosinae'' is published by Schoch ''et al.'' (2019).<ref></ref>
* An isolated vertebra of a [[choristodera]]n reptile is described from the [[Cenomanian]] Essen Greensand Formation ([[Germany]]) by Reiss ''et al.'' (2019), representing the first identifiable European choristoderan from the [[Kimmeridgian]]–[[Campanian]] interval reported so far.<ref></ref>
* Description of new fossil material of ''[[Khurendukhosaurus]]'' from the [[Albian]] [[Khuren Dukh Formation]] ([[Mongolia]]) and a study on the anatomy and phylogenetic relationships of this reptile is published by Matsumoto ''et al.'' (2019).<ref></ref>
* A study on the bone [[histology]] of ''[[Azendohsaurus]] laaroussii'', and on its implications for the knowledge of evolution of [[endotherm]]y in [[Archosauromorpha]], is published by Cubo & Jalil (2019).<ref></ref>
* A study on the anatomy of the postcranial skeleton of ''[[Teraterpeton]] hrynewichorum'', as well as on the phylogenetic relationships of this species, will be published by Pritchard & [[Hans-Dieter Sues|Sues]] (2019).<ref></ref>
* Partial [[maxilla]] of a [[Hyperodapedontinae|hyperodapedontine]] [[rhynchosaur]], possessing a [[Morphology (biology)|morphology]] that differs from those of other South American rhynchosaur species, will be described from the [[Upper Triassic]] [[Ischigualasto Formation]] ([[Argentina]]) by Gentil & Ezcurra (2019).<ref></ref>
* A study on the anatomy of the braincase and middle and inner ears of ''[[Mesosuchus]] browni'' is published by Sobral & Müller (2019).<ref></ref>
===New taxa===
{| class="wikitable sortable" align="center" width="100%"
|-
! Name
! Novelty
! Status
! Authors
! Age
! Type locality
! Country
! Notes
! Images
|-
|
''[[Captorhinus|Captorhinus kierani]]''<ref></ref>
|
Sp. nov
|
|
DeBraga, Bevitt & [[Robert R. Reisz|Reisz]]
|
[[Permian]] ([[Artinskian]])
|
|
|
|
|-
|
''[[Coeruleodraco]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Matsumoto ''et al.''
|
[[Late Jurassic]] ([[Oxfordian (stage)|Oxfordian]])
|
[[Tiaojishan Formation]]
|
|
A member of [[Choristodera]]. Genus includes new species ''C. jurassicus''.
|
|-
|
''[[Patagosphenos]]''<ref></ref>
|
Gen. et sp. nov
|
Valid
|
Gentil ''et al.''
|
[[Late Cretaceous]] ([[Turonian]])
|
[[Huincul Formation]]
|
|
An [[Opisthodontia (reptile)|eilenodontine]] [[rhynchocephalia]]n. Genus includes new species ''P. watuku''.
|
|-
|}
==References==
[[Category:2019 in paleontology]]
[[Category:2010s in paleontology]]
[[Category:2019 in science]]
[[Category:2019-related lists]]
https://ift.tt/2M29GL0
