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Journal Article
Published: 01 November 1992
Journal of Paleontology (1992) 66 (6): 994-1001.
Journal Article
Published: 01 May 2014
Journal of Paleontology (2014) 88 (3): 411-420.
... and the genus Centrophoroides Davis, 1887 in Antarctica. Also, the first records of the holocephalans Callorhinchus sp. and an indeterminate rhinochimaerid from the Santa Marta Formation are reported here. Family Palaeospinacidae Regan, 1906 Although the assemblage from Seymour Island...
Journal Article
Journal: Paleobiology
Published: 01 March 2006
Paleobiology (2006) 32 (2): 215-235.
... that it is most likely to be closely related to Synechodus . The absence of a pseudopolyaulacorhize tooth root characteristic of the Palaeospinacidae may suggest a Mucrovenator -like, and hence probable Triassic, ancestor. Alternatively, it is possible that Sphenodus was derived from within the early...
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Journal Article
Published: 26 May 2017
Canadian Journal of Earth Sciences (2017) 54 (9): 973-980.
... , M. 1992 a . Late Cretaceous Paraorthacodus (Palaeospinacidae, Neoselachii) from Sweden . Journal of Paleontology , 66 : 994 – 1001 . 10.1017/S0022336000021065 . Siverson , M. 1992 b . Biology, Dental Morphology and Taxonomy of Lamniform Sharks from...
Series: Geological Society, London, Special Publications
Published: 01 January 2006
DOI: 10.1144/GSL.SP.2006.258.01.06
EISBN: 9781862395060
... of Paraorthacodus (Palaeospinacidae) in Antarctica. Two specimens were recovered by the Argentinean (IAA-IRJ2000-19) and BAS expeditions (BAS DJ.136.2), respectively ( Fig. 3f–h ). Specimen IAA-IRJ2000-19 comes from the Lachman Crags Member and is still embedded in silty matrix that also contains abundant plant...
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Journal Article
Published: 01 July 2005
Journal of Paleontology (2005) 79 (4): 763-773.
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Journal Article
Published: 01 November 2004
Proceedings of the Yorkshire Geological Society (2004) 55 (2): 107-118.
.... Family PALAEOSPINACIDAE Regan 1906 Genus NOTORYNCHUS Ayres 1855 (Bluntnose seven-gill sharks) Remarks. Small orectolobiform teeth assignable to Palaeo-brachaelurus are common in Jurassic and Lower Cretaceous rocks, with this representing the latest known occurrence of the genus...
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Series: Geological Society, London, Special Publications
Published: 01 January 2016
DOI: 10.1144/SP434.9
EISBN: 9781862391581
... .) fortemordeo sp. nov. The imperfect state of preservation prevents identification beyond genus level but, notably, all teeth are very small and all sampled sites expose strata deposited in relatively deep water compared to the Åsen site. Synechodontiformes Duffin & Ward, 1993 Palaeospinacidae...
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