Geosaurus araucanensis, 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 : 852

CRICOSAURUS ARAUCANENSIS (GASPARINI & DELLAPÉ, 1976) YOUNG & ANDRADE, 2009

1976 Geosaurus araucanensis sp. nov.; Gasparini & Dellapé

2009 Cricosaurus araucanensis comb. nov.; Young & Andrade

Holotype: MLP 72 -IV-7-1, complete skull with mandible, vertebrae, ribs, and forelimb and scapula.

Type locality: Cerro Lotena, Province of Neuquén (Vaca Muerta Formation).

Geological range: Lower Tithonian.

Geographical range: Province of Neuquén, Argentina.

Referred specimens: MLP 72-IV-7-2, incomplete skull with right mandibular rami; MLP 72-IV-7-3, skull lacking occipital regions, with mandibular remains; MLP 72-IV-7-4, complete skull; MLP 86-IV-25-1, dentary fragments; MLP 86-XI-5-7, skull fragment; MACN-N 95, skull with mandible, articulated with cervicodorsal vertebrae; MACN-N 64, anterior tip of rostrum.

Note: There are more specimens referable to Cricosaurus from the middle and upper Tithonian, and the lower Berriasian, levels of the Vaca Muerta Formation, Argentina, and the upper Tithonian of Chile (see Pol & Gasparini, 2007, 2009, and references therein).