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Sphenodontia

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Photomicrographs of common taphonomic attributes in fragmentary bone assemb...
Published: 01 October 2015
Fig. 9.— Photomicrographs of common taphonomic attributes in fragmentary bone assemblage. A ) Three parallel grooves on the surface of Sphenodontia specimen PVSJ951-IMCN CPV. B ) Two parallel grooves in Eucynodontia specimen PVSJ971-IMCN CPV. C ) Isolated tooth mark on a skeletal fragment
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Photomicrographs of taphonomic modifications on bone surfaces.  A ) Cracks ...
Published: 01 October 2015
Fig. 7.— Photomicrographs of taphonomic modifications on bone surfaces. A ) Cracks on the surface of a Sphenodontia specimen (PVSJ954 CPV-IMCN). B ) Cracks and flaking of outer bone surface layers in a Pseudosuchian vertebrae (PVSJ912b-IMCN CPV). C ) Deep flaking of the outer bone surface
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Faunal list of the microvertebrates from the Ksar Metlili locality, Anoual ...
Published: 20 September 2019
. • Cryptodira indet. • Testudinata indet. • • • • • Lepidosauromorpha Sphenodontia Tingitana anoualae • Sphenodontia indet. ('Sphenodontia B') • Sphenodontia indet. • • Scincomorpha Paramacellodus marocensis
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Faunal list of the Guelb el Ahmar site (Bathonian, Middle Jurassic), compar...
Published: 20 September 2019
. Alytidae indet. • Anura indet. • Gymnophiona Rubricacaecilia monbaroni • Diapsida incertae sedis Choristodera indet. • • Testudinata Pleurodira ?Araripemydidae indet. • Cryptodira indet. • Testudinata indet. • • Lepidosauromorpha Sphenodontia
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Table of Triassic-aged rhynchocephalian occurrences organized by continent ...
Published: 01 July 2021
., 2013 ; Lucas et al., 2016 ) (1) Sphenodontia indet. (Lucas et al., 2016 ) NA4 Post Quarry (MOTT 3624), Garza County, Texas, USA Tecovas Formation, Late Triassic, Norian, Adamanian holochronozone (Martz et al., 2013 ) (1) Sphenodontia indet., possibly Clevosauridae (Martz et al., 2013
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Delicate remains preserved in the Quebrada del Barro microfossil bonebed. T...
Published: 01 October 2015
Fig. 6.— Delicate remains preserved in the Quebrada del Barro microfossil bonebed. This bone is a vertebra of Sphenodontia specimen (PVSJ948 of the CPV-IMCN).
Journal Article
Journal: PALAIOS
Published: 01 October 2015
PALAIOS (2015) 30 (10): 743–757.
...Fig. 9.— Photomicrographs of common taphonomic attributes in fragmentary bone assemblage. A ) Three parallel grooves on the surface of Sphenodontia specimen PVSJ951-IMCN CPV. B ) Two parallel grooves in Eucynodontia specimen PVSJ971-IMCN CPV. C ) Isolated tooth mark on a skeletal fragment...
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Journal Article
Published: 01 July 2021
Journal of Paleontology (2021) 95 (4): 827–844.
...., 2013 ; Lucas et al., 2016 ) (1) Sphenodontia indet. (Lucas et al., 2016 ) NA4 Post Quarry (MOTT 3624), Garza County, Texas, USA Tecovas Formation, Late Triassic, Norian, Adamanian holochronozone (Martz et al., 2013 ) (1) Sphenodontia indet., possibly Clevosauridae (Martz et al., 2013...
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Strict consensus tree of Rhynchocephalia for 10 most-parsimonious trees gen...
Published: 01 March 2021
Supplemental Data). Numbers above branches indicate bootstrap frequencies greater than 50% and numbers below branches are Bremer Support values greater than one. Circled letters denote major nodes: E = Eusphenodontia; R = Rhynchocephalia; S = Sphenodontia.
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Photographs comparing fractures of bone fragments of the microfossil bonebe...
Published: 01 October 2015
Fig. 5.— Photographs comparing fractures of bone fragments of the microfossil bonebed assemblage. A ) Rough fractures with uneven and jagged edges, indicating that these fractures occurred early in taphonomic history. This bone corresponds to the Sphenodontia specimen with collection number
Journal Article
Published: 01 March 2021
Journal of Paleontology (2021) 95 (2): 344–350.
... Supplemental Data). Numbers above branches indicate bootstrap frequencies greater than 50% and numbers below branches are Bremer Support values greater than one. Circled letters denote major nodes: E = Eusphenodontia; R = Rhynchocephalia; S = Sphenodontia. ...
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Journal Article
Published: 20 September 2019
Geological Magazine (2020) 157 (3): 367–392.
.... • Cryptodira indet. • Testudinata indet. • • • • • Lepidosauromorpha Sphenodontia Tingitana anoualae • Sphenodontia indet. ('Sphenodontia B') • Sphenodontia indet. • • Scincomorpha Paramacellodus marocensis...
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Journal Article
Published: 06 April 2018
Journal of Paleontology (2018) 92 (4): 734–742.
... Lepidosauria Haeckel, 1866 Order Rhynchocephalia Günther, 1867 Suborder Sphenodontia Williston, 1925 Infraorder Eusphenodontia new infraorder See Discussion. 1986 aff. Pelecymala ; Fraser , p. 176, pl. 20, figs. 8, 9. 1988 Clevosaurus sp.; Fraser , p. 163, fig. 43...
FIGURES
Journal Article
Published: 01 January 2000
Journal of Paleontology (2000) 74 (1): 133–148.
... average size. Gr. from ankylos and sphenodon. In reference to the teeth ankylosed into the lower jaw, and to Sphenodon, the only surviving genus of the Sphenodontia. The holotype has 19 presacral vertebrae preserved, including a very small portion of the atlas, mostly hidden behind...
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Journal Article
Published: 11 April 2003
Canadian Journal of Earth Sciences (2003) 40 (4): 469–472.
... amniote from the Lower Carboniferous of Scotland . Transactions of the Royal Society of Edinburgh: Earth Sciences , 84 : 383 – 112 . Carroll R.L. Wild R. 1994 . Marine members of the diapsid order Sphenodontia . In In the shadow of the dinosaurs: early Mesozoic tetrapods . Edited...
Journal Article
Published: 04 November 2005
Canadian Journal of Earth Sciences (2005) 42 (7): 1339–1345.
.... Multicusped teeth have evolved several times within amniote lineages. Mesozoic groups include the Procolophonidae ( Spencer and Storrs 2002 ), Sphenodontia ( Fraser 1988 ), various basal archosauromorphs ( Gregory 1945 ; Sues 2003 ), Crocodylomorpha ( Clark et al. 1989 ; Buckley et al. 2000 ), Pterosauria...
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Journal Article
Journal: Paleobiology
Published: 05 March 2018
Paleobiology (2018) 44 (2): 237–250.
..., Dinocephalosaurus Olenekian Sphenodontia, Pleurosauridae Toarcian Thalattosuchia Sinemurian Tethysuchia Aptian-Albian Crocodylidae Early Pliocene Testudinata, Odontochelys Norian Testudines, Pleurodira, Bothremydidae Santonian Testudines, Pleurodira, Podocnemidae Late Eocene...
Journal Article
Published: 01 June 2020
South African Journal of Geology (2020) 123 (2): 249–262.
... . Hsiou , A.S. , De França , M.A.G. and Ferigolo , J. , 2015 . New data on the Clevosaurus (Sphenodontia: Clevosauridae) from the Upper Triassic of southern Brazil . PLoS ONE , 10 , e0137523 . doi.org/10.1371/journal.pone.0137523 Hubert , J.F. , Feshbach-Meriney , P.E...
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Journal Article
Published: 14 April 2005
Canadian Journal of Earth Sciences (2005) 42 (3): 307–321.
... from Kirkland 1994 , fig. 9.2). M., Member. The FPA in Mesa County, Colorado, has long being known for its diverse and well-preserved vertebrate fauna ( Rasmussen and Callison 1981 a , 1981 b ). The many fossils collected from this area include Actinopterygii, Testudinata, Sphenodontia...
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Journal Article
Published: 01 May 2003
Canadian Journal of Earth Sciences (2003) 40 (4): 589–607.
.... dissertation, McGill University , Montréal, Que. Wu X.-C. 1994 . Late Triassic-Early Jurassic sphenodontians from China and the phylogeny of the Sphenodontia . In In the shadow of the dinosaurs: early Mesozoic tetrapods . Edited by Fraser N.C. Sues H.-D. . Cambridge University...
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