Rhacheosaurus gracilis, Young & Brusatte & Ruta & Andrade, 2010

Young, Mark T., Brusatte, Stephen L., Ruta, Marcello & Andrade, Marco Brandalise De, 2010, The evolution of Metriorhynchoidea (mesoeucrocodylia, thalattosuchia): an integrated approach using geometric morphometrics, analysis of disparity, and biomechanics, Zoological Journal of the Linnean Society (Zool. J. Linn. Soc.) 158 (4), pp. 801-859 : 851

publication ID

https://doi.org/ 10.1111/j.1096-3642.2009.00571.x

publication LSID

lsid:zoobank.org:pub:05E4FB9D-4087-4BB7-88F4-D650CDD6046C

persistent identifier

https://treatment.plazi.org/id/6C3187AE-9500-FFB8-FCF5-FC9BFC41F964

treatment provided by

Valdenar

scientific name

Rhacheosaurus gracilis
status

 

RHACHEOSAURUS GRACILIS VON MEYER, 1831

1831 Rhacheosaurus gracilis gen. et sp. nov.; von Meyer

1858 Cricosaurus medius sp. nov.; Wagner

1901 Geosaurus medius comb. nov.; Fraas

1901 Geosaurus gracilis comb. nov.; Fraas

Holotype: Lost; however, two plastotypes survive (of the vertebral column and the hindlimbs): AMNH FR 4804 View Materials and NHM R.3961.

Type locality: Daiting, Bayern, Germany (Mörnsheim Formation).

Etymology: ‘Gracile spine lizard’.

Geological range: Lower Tithonian (hybonotum ammonite zone).

Geographical range: Bayern, Germany.

Referred specimens: NHM R.3948, complete skeleton preserved in lithographic limestone, including impression of upper caudal tail lobe, with skull, removed from rock, and intact three-dimensionally; HMN R 3635.1–2, incomplete forelimb preserved in lithographic limestone, lacking humerus and distalmost phalanges.

AMNH

American Museum of Natural History

R

Departamento de Geologia, Universidad de Chile

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