Estancia La Costa Fossiliferous Level 1 (Miocene of Argentina)

Where: Santa Cruz, Argentina (51.2° S, 69.1° W: paleocoordinates 51.8° S, 63.4° W)

• coordinate stated in text

• local area-level geographic resolution

When: Santa Cruz Formation, Santacrucian (17.5 - 16.3 Ma)

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Primary reference: J. C. Fernicola and A. Albino. 2012. Amphibians and squamate reptiles from the Santa Cruz Formation (late Early Miocene), Santa Cruz Province, Argentina: paleoenvironmental and paleobiological considerations. In S. F. Vizcaíno, R. F. Kay, M. S. Bargo (eds.), Early Miocene Paleobiology in Patagonia: High-Latitude Paleocommunities of the Santa Cruz Formation 129-137 [J. Zijlstra/J. Zijlstra/J. Zijlstra]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 176601: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 17.02.2016, edited by Miranta Kouvari

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Mammalia
 Microbiotheria - Microbiotheriidae
Microbiotherium patagonicum
Microbiotherium patagonicum Ameghino 1887 marsupial
 Paucituberculata - Palaeothentidae
Palaeothentes minutus
Palaeothentes minutus Ameghino 1887 marsupial
 Notoungulata - Interatheriidae
Protypotherium praerutilum
Protypotherium praerutilum Ameghino 1887 notoungulate
 Notoungulata - Toxodontidae
Nesodon sp.
Nesodon sp. Owen 1846 notoungulate
 Panameriungulata - Proterotheriidae
"Proterotherium" cavum, Diadiaphorus robustus, Licaphrium floweri, Thoatherium minusculum
"Proterotherium" cavum Ameghino 1887 placental
El género "Proterotherium" es citado entre comillas debido a que se considera diferente al género creado por Ameghino (1883) sobre un holotipo procedente de [as barrancas próximas a la ciudad de Paraná ("Mesopotamiense"), cuya especie tipo es P. cervioides (véase Bianchini y Bianchini 1971; Soria, 1981; De Barrio et al., 1984; Tauber, 1994).
Diadiaphorus robustus Ameghino 1894 placental
Licaphrium floweri Ameghino 1887 placental
Thoatherium minusculum Ameghino 1887 placental
 Panameriungulata - Macraucheniidae
"Theosodon lallemanti" = Theosodon lydekkeri
"Theosodon lallemanti" = Theosodon lydekkeri Ameghino 1887 placental
 Rodentia - Neoepiblemidae
Perimys cf. erutus, Perimys impactus
Perimys cf. erutus Ameghino 1887 caviomorph
Perimys impactus Ameghino 1894 caviomorph
 Rodentia -
Steiromys detentus, Neoreomys australis, Acarechimys minutissimus
Steiromys detentus Ameghino 1887 caviomorph
Steiromys detentus?
Neoreomys australis Ameghino 1887 caviomorph
Acarechimys minutissimus Ameghino 1887 caviomorph
 Cingulata - Chlamyphoridae
Prozaedyus exilis
Prozaedyus exilis Ameghino 1887 edentate
 Cingulata - Propalaehoplophoridae
Propalaehoplophorus australis
Propalaehoplophorus australis Moreno 1882 edentate
 Cingulata - Dasypodidae
"Proeutatus lagena" = Eutatus lagena
"Proeutatus lagena" = Eutatus lagena Ameghino 1887 armadillo
  - Mylodontidae
Nematherium sp.
Nematherium sp. Ameghino 1887 edentate
 Megatherioidea - Megalonychidae
Eucholoeops sp.
Eucholoeops sp. Amegino 1887 edentate
Amphibia
 Salientia - Leptodactylidae
"Leptodactylidae" indet.
"Leptodactylidae" indet. Stirton 1953 frog
CORD-PZ 1230, left maxilla, left frontoparietal and presacral vertebrae