A postcranial skeleton of an elasmosaurid plesiosaur from the Maastrichtian of central Chile, with comments on the affinities of Late Cretaceous plesiosauroids from …

RA Otero, S Soto-Acuña, D Rubilar-Rogers - Cretaceous Research, 2012 - Elsevier
An almost complete postcranial skeleton recovered from late Maastrichtian beds of central
Chile, which can be confidently referred to the clade Elasmosauridae (Sauropterygia …

A new postcranial skeleton of an elasmosaurid plesiosaur from the Upper Cretaceous of central Chile and reassessment of Cimoliasaurus andium Deecke

RA Otero, S Soto-Acuna, AO Vargas… - Cretaceous …, 2014 - Elsevier
We describe a new specimen of an elasmosaurid plesiosaur from the upper Maastrichtian of
central Chile. The specimen includes a relatively complete dorso-caudal series, a few …

New plesiosaur records from the Lower Cretaceous of the Neuquén Basin, west-central Argentina, with an updated picture of occurrences and facies relationships

JP O'Gorman, DG Lazo, L Luci, CS Cataldo… - Cretaceous …, 2015 - Elsevier
In this work new records of elasmosaurid plesiosaurs are described from the Lower
Cretaceous Agrio Formation of the Neuquén Basin (west-central Argentina) and their …

Wunyelfia maulensis gen. et sp. nov., a new basal aristonectine (Plesiosauria, Elasmosauridae) from the Upper Cretaceous of central Chile

RA Otero, S Soto-Acuña - Cretaceous Research, 2021 - Elsevier
We describe a near adult, partial postcranial skeleton of an elasmosaurid plesiosaur
recovered from upper Maastrichtian beds of central Chile. The specimen includes the atlas …

A new elasmosaurid (Sauropterygia, Plesiosauria) from the upper levels of the La Colonia Formation (upper Maastrichtian), Chubut Province, Argentina

JP O'Gorman, AP Carignano, L Calvo-Marcilese… - Cretaceous …, 2023 - Elsevier
A new elasmosaurid, Chubutinectes carmeloi gen. et sp. nov., from the Chubut Province,
Argentina, is described. The holotype and only specimen of this species (MPEF-PV 5232) …

New insights on the Aristonectes parvidens (Plesiosauria, Elasmosauridae) holotype: news on an old specimen

JP O'Gorman - Ameghiniana, 2016 - BioOne
New observations on the holotype of the Maastrichtian aristonectine elasmosaurid
Aristonectes parvidens Cabrera from Chubut Province, Argentina, reveals features that were …

Aristonectes quiriquinensis, sp. nov., a new highly derived elasmosaurid from the upper Maastrichtian of central Chile

RA Otero, S Soto-Acuña, FR O'Keefe… - Journal of Vertebrate …, 2014 - Taylor & Francis
This paper describes a new species of elasmosaurid plesiosaur, Aristonectes
quiriquinensis, sp. nov., based on a partial skeleton recovered from upper Maastrichtian …

Postcranial morphology of Aristonectes (Plesiosauria, Elasmosauridae) from the Upper Cretaceous of Patagonia and Antarctica

JP O'Gorman, Z Gasparini, L Salgado - Antarctic Science, 2013 - cambridge.org
A partial, postcranial skeleton of a juvenile individual referred to Aristonectes cf. parvidens
from the upper Maastrichtian López de Bertodano Formation, Isla Marambio (Seymour …

A small body sized non-aristonectine elasmosaurid (Sauropterygia, Plesiosauria) from the Late Cretaceous of Patagonia with comments on the relationships of the …

JP O'Gorman - Ameghiniana, 2016 - BioOne
The systematics of the Late Cretaceous non-aristonectine elasmosaurids from Argentinean
Patagonia are poorly known as there is no valid species currently recognized. Here a new …

Reappraisal of Tuarangisaurus? cabazai (Elasmosauridae, Plesiosauria) from the upper Maastrichtian of northern Patagonia, Argentina

JP O'Gorman, Z Gasparini, L Salgado - Cretaceous Research, 2014 - Elsevier
The holotype of Tuarangisaurus? cabazai Gasparini, Salgado and Casadio, 2003
(Elasmosauridae, Plesiosauria) from the Upper Maastrichtian Jagüel Formation (northern …