Results 11 to 20 of about 828 (130)

Un primitivo Notonychopidae (Litopterna) del Paleoceno inferior de Punta Peligro, Chubut, Argentina

open access: yesEstudios Geologicos, 1997
Se comunica un nuevo ungulado con dentición pre-selenodonta del Paleoceno inferior, Peligrense, de Patagonia, Argentina. Su morfología dentaria es muy similar a la de Notonychops powelli Soria, 1989, pero con caracteres más primitivos.
J. F. Bonaparte, J. Morales
doaj   +5 more sources

The first cranial remains of the Pleistocene proterotheriid Neolicaphrium Frenguelli, 1921 (Mammalia, Litopterna): A comparative approach [PDF]

open access: yesRevista Brasileira de Paleontologia, 2011
The first cranial and upper dental remains of a proterotheriid referred to Neolicaphrium cf. N. recens Frenguelli, 1921, are described from the late Pleistocene of northern Uruguay (Sopas Formation).
Bond, Mariano   +3 more
core   +6 more sources

A new "South American ungulate" (Mammalia: Litopterna) from the Eocene of the Antarctic Peninsula [PDF]

open access: yesGeological Society, London, Special Publications, 2006
Notolophus arquinotiensis, a new genus and species of the family Sparnotheriodontidae (Mammalia, Litopterna), is represented by several isolated teeth fromt he shallow-marine sediments of ht e La Meseta Formation (late Early-Late Eocene) of seymour ...
Bond, Mariano   +3 more
core   +3 more sources

Updated data on Litopterna from the Huayquerian Stage/Age (Late Miocene-Early Pliocene) of central-east Argentina [PDF]

open access: yesComptes Rendus Palevol, 2022
Hitherto, only the Proterotheriidae Ameghino, 1887 litopterns from the Cerro Azul Formation (Chasicoan-Huayquerian Stages/Ages; Late Miocene-Early Pliocene) in La Pampa Province had been studied, recognizing Proterotheriidae indet.
Bonini, Ricardo Adolfo   +5 more
core   +5 more sources

Los ungulados nativos (Litopterna y Notoungulata: Mammalia) del “Mesopotamiense” (Mioceno Tardío) de Entre Ríos, Argentina

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2013
Los ungulados nativos (Litopterna y Notoungulata: Mammalia) del “Mesopotamiense” (Mioceno Tardío) de Entre Ríos ...
Gabriela I. Schmidt
doaj   +3 more sources

A new Megadolodinae (Mammalia, Litopterna, Protherotheriidae) from the Urumaco Formation (Late Miocene) of Venezuela [PDF]

open access: yesJournal of Systematic Palaeontology, 2006
A new genus and species of Proterotheriidae Megadolodinae, Bounodus enigmaticus, from the Upper Miocene Urumaco Formation of Venezuela, is described on the basis of a poorly preserved right maxillary fragment with brachydont cheek teeth.
Carlini, Alfredo Armando   +2 more
core   +3 more sources

A new dentition-based phylogeny of Litopterna (Mammalia: Placentalia) and “archaic” South American ungulates [PDF]

open access: yesZoological Journal of the Linnean Society
Ever since the discovery of Macrauchenia patachonica by Charles Darwin in 1834, the affinities of litopterns—a group of extinct South American Native Ungulates (SANUs)—have been elusive.
Brusatte, Steve   +5 more
core   +2 more sources

FIRST RECORD OF THE NEOLICAPHRIUM RECENS FRENGUELLI, 1921 (MAMMALIA, LITOPTERNA) IN THE PLEISTOCENE OF SANTIAGO DEL ESTERO PROVINCE, ARGENTINA [PDF]

open access: yesPapéis Avulsos de Zoologia, 2017
The first record of the Neolicaphrium recens Frenguelli, 1921 (Mammalia, Litopterna) from Pleistocene deposits of the Río Dulce, Rio Hondo Department, Santiago del Estero Province, Argentina, is reported.
PABLO J. GAUDIOSO   +3 more
doaj   +6 more sources

Litopterna (Mammalia) procedentes de la Formación Santa Cruz (Mioceno Temprano-Medio) en el Río Santa Cruz, Sur de Argentina [PDF]

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2019
Se analizan y describen los Litopterna provenientes de los afloramientos de la Formación Santa Cruz (Mioceno Temprano–Medio) a lo largo del Río Santa Cruz, Patagonia Argentina.
Fernández, Mercedes   +3 more
core   +5 more sources

Nuevos registros y reconstrucción de dieta a través de análisis del microdesgaste dentario de Neolicaphrium recens Frenguelli, 1921 (Litopterna, Proterotheriidae) [PDF]

open access: yesAndean Geology, 2019
Neolicaphrium recens is the only survivor proterotherid in the Quaternary of South America, of which few fossil records from Argentina, Uruguay and probably Brazil are known. In this paper we describe new cranial remains with teeth series of N.
Corona, Andrea   +2 more
core   +5 more sources

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