Stolokrosuchus

Stolokrosuchus is an extinct genus of neosuchian crocodylomorph that lived during the Early Cretaceous. Its fossils, including a skull with a long thin snout and bony knobs on the prefrontal, have been found in Niger. Stolokrosuchus was described in 2000 by Hans Larsson and Boubacar Gado. The type species is S. lapparenti. They initially described it as related to Peirosauridae, if not a member of that family.[1] One study has shown it to be related to Elosuchus.[2] However, more recent works usually find Stolokrosuchus to be one of the basalmost neosuchian,[3] only distantly related to the elosuchid[4][5] or pholidosaurid,[6] Elosuchus. It was a semiaquatic crocodylomorph.[7]

Stolokrosuchus
Temporal range: Early Cretaceous
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Clade: Pseudosuchia
Clade: Crocodylomorpha
Clade: Neosuchia
Genus: Stolokrosuchus
Larsson and Gado, 2000
Type species
Stolokrosuchus lapparenti
Larsson and Gado, 2000

Phylogeny

The cladogram following by Nicholl et al. 2021:[8]

Notosuchia
Uruguaysuchidae

Araripesuchus tsangatsangana

Anatosuchus

Araripesuchus wegeneri

Araripesuchus buitreraensis

Araripesuchus gomesii

Araripesuchus patagonicus

Uruguaysuchus

Mahajangasuchidae

Kaprosuchus

Mahajangasuchus

Peirosauridae

Stolokrosuchus

Bayomesasuchus

Hamadasuchus

Antaeusuchus

Miadanasuchus

Barrosasuchus

Gasparinisuchus

Rukwasuchus

Uberabasuchus

Lomasuchus

Montealtosuchus

Candidodon

Ziphosuchia

Libycosuchus

Simosuchus

Neuquensuchus

Pakasuchus

Malawisuchus

Xenodontosuchia
Sphagesauria

Morrinhosuchus

Llanosuchus

Notosuchus

Labidiosuchus

Mariliasuchus

Sphagesauridae

Adamantinasuchus

Yacarerani

Caipirasuchus

Sphagesaurus

Caryonosuchus

Armadillosuchus

Chimaerasuchus

Comahuesuchus

Razanandrongobe

Sebecosuchia
Baurusuchidae

Cynodontosuchus

Pissarrachampsa

Campinasuchus

Stratiosuchus

Baurusuchus

Bergisuchus

Iberosuchus

Sebecidae

Ayllusuchus

Bretesuchus

Barinasuchus

Ogresuchus

Sebecus

References

  1. Larrson, Hans C. E.; Gado, Boubacar (2000). "A new early Cretaceous crocodyliform from Niger". Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen. 217 (1): 131–141. doi:10.1127/njgpa/217/2000/131.
  2. de Broin, F. de L. (2002). "Elosuchus, a new genus of crocodile from the Lower Cretaceous of the North of Africa". Comptes Rendus Palevol. 1 (5): 275–285. doi:10.1016/S1631-0683(02)00049-0.
  3. Turner, Alan H.; Sertich, Joseph J. W. (2010). "Phylogenetic history of Simosuchus clarki (Crocodyliformes: Notosuchia) from the Late Cretaceous of Madagascar". Journal of Vertebrate Paleontology. 30 (6, Memoir 10): 177–236. doi:10.1080/02724634.2010.532348. S2CID 86737170.
  4. Bronzati, M.; Montefeltro, F. C.; Langer, M. C. (2012). "A species-level supertree of Crocodyliformes". Historical Biology. 24 (6): 598–606. doi:10.1080/08912963.2012.662680. S2CID 53412111.
  5. Marco Brandalise de Andrade; Richard Edmonds; Michael J. Benton & Remmert Schouten (2011). "A new Berriasian species of Goniopholis (Mesoeucrocodylia, Neosuchia) from England, and a review of the genus". Zoological Journal of the Linnean Society. 163 (s1): S66–S108. doi:10.1111/j.1096-3642.2011.00709.x.
  6. Daniel Fortier; Daniel Perea & Cesar Schultz (2011). "Redescription and phylogenetic relationships of Meridiosaurus vallisparadisi, a pholidosaurid from the Late Jurassic of Uruguay". Zoological Journal of the Linnean Society. 163 (s1): S66–S108. doi:10.1111/j.1096-3642.2011.00709.x.
  7. Jorge Cubo; Mariana V. A. Sena; Paul Aubier; Guillaume Houee; Penelope Claisse; Mathieu G. Faure-Brac; Ronan Allain; Rafael C. L. P. Andrade; Juliana M. Sayão; Gustavo R. Oliveira (2020). "Were Notosuchia (Pseudosuchia: Crocodylomorpha) warm-blooded? A palaeohistological analysis suggests ectothermy". Biological Journal of the Linnean Society. 131 (1): 154–162. doi:10.1093/biolinnean/blaa081.
  8. Nicholl CS, Hunt ES, Ouarhache D, Mannion PD (2021). "A second peirosaurid crocodyliform from the Mid-Cretaceous Kem Kem Group of Morocco and the diversity of Gondwanan notosuchians outside South America". Royal Society Open Science. 8 (10): Article ID 211254. doi:10.1098/rsos.211254. PMC 8511751. PMID 34659786.


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