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2026-06
Volume 12, issue 02
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ISSN: 2274-0422

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M3#1855

fragmentary skull and lower jaws

Data citation: Leandro C. Gaetano Logo, Juan C. Sotomayor Chacón Logo, María R. Arcaria Logo, Nahuel Vega, Juan M. Leardi Logo, Federico D. Seoane and Alejandro Otero, 2026. M3#1855. doi: 10.18563/m3.sf.1855

Model solid/transparent

Flags:
Ectopterygoid, Jaw, Jugal, Maxilla, Nasal, Palatine, Parabasisphenoid, Prefrontal, Premaxilla, Pterygoid

Download 3D model
Specimen infos
Collection
Collection : Paleontología, Universidad Nacional de La Rioja, Argentina

Inventory number : PULR-V264


Information
Sex : indet

Age (if applicable) : Late Triassic - Norian

Material Type : skull and lower jaws (fragmentary)

Origin : Los Colorados Formation, Ischigualasto Villa Union Basin, Argentina

Taxonomy
Class : Sauropsida

Order : Sphenodontia

Family : indeterminate

Genus : Coloradosphenodon

Species :✝lahni


Description
fragmentary skull and lower jaws

Related article
3D model related to the publication: Earliest-diverging rhynchocephalian from Gondwana: a new sphenodontian from the Upper Triassic Los Colorados Formation (northwestern Argentina).
Leandro C. Gaetano, Juan C. Sotomayor Chacón, María R. Arcaria, Nahuel Vega, Juan M. Leardi, Federico D. Seoane and Alejandro Otero
Published online: 31/08/2026

Keywords: anatomy; Gondwana; Late Triassic; Norian; Sphenodontia

https://doi.org/10.18563/journal.m3.290

  Abstract

    This contribution contains the 3D dataset analyzed in L. C. Gaetano, J. C. Sotomayor Chacón, M. R. Arcaria, N. Vega, J. M. Leardi, F. D. Seoane, and A. Otero. submitted. Earliest-diverging rhynchocephalian from Gondwana: a new sphenodontian from the Upper Triassic Los Colorados Formation (northwestern Argentina). Scientific Reports. 


  M3 article infos

Article state: in_press
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