Monte Tigre Level 8.1 (Miocene of Argentina)

Where: Santa Cruz, Argentina (51.3° S, 69.0° W: paleocoordinates 52.0° S, 63.3° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Estancia La Costa Member (Santa Cruz Formation), Santacrucian (17.5 - 16.3 Ma)

• Estancia Angelina (levels >10) is on top of Estancia la Costa member (levels 1-10)

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Primary reference: A. A. Tauber. 1997. Bioestratigrafía de la Formación Santa Cruz (Mioceno Inferior) en el extremo sudeste de la Patagonia. Ameghiniana 34(4):517-529 [P. Mannion/M. Kouvari]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 206237: authorized by Philip Mannion, entered by Miranta Kouvari on 05.11.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Chinchillidae
 Rodentia -
Neoreomys australis Ameghino 1887 caviomorph
Neoreomys cf. australis Ameghino 1887 caviomorph
 Rodentia - Eocardiidae
Eocardiidae indet. Ameghino 1891 caviomorph
 Panameriungulata - Proterotheriidae
Licaphrium floweri Ameghino 1887 placental
"Proterotherium" intermedium Ameghino 1894 placental
 Megatherioidea - Megalonychidae
Megalonychotherium atavus Scott 1903 edentate
Hapalops sp. Ameghino 1887 edentate
Hapalops gracilidens Ameghino 1891 edentate
Hapalops indifferens Ameghino 1887 edentate
"Pseudhapalops rutimeyeri" = Hapalops rutimeyeri Ameghino 1891 edentate
 Megatherioidea -
Pelecyodon sp. Ameghino 1891 edentate
Pelecyodon cristatus Ameghino 1891 edentate
 Cingulata - Chlamyphoridae
"Proeutatus oenophorus" = Proeutatus oenophorum
"Proeutatus oenophorus" = Proeutatus oenophorum Ameghino 1887 edentate
 Cingulata - Propalaehoplophoridae
Cochlops debilis Ameghino 1891 edentate
 Notoungulata - Toxodontidae
"Adinotherium ovinum" = Adinotherium ovinum, "Adinotherium cf. ovinum" = Adinotherium ovinum, "Adinotherium robustum" = Adinotherium ovinum, Nesodon sp.
"Adinotherium ovinum" = Adinotherium ovinum Owen 1846 notoungulate
"Adinotherium cf. ovinum" = Adinotherium ovinum Owen 1846 notoungulate
"Adinotherium robustum" = Adinotherium ovinum Owen 1846 notoungulate
Nesodon sp. Owen 1846 notoungulate
 Notoungulata - Interatheriidae
Protypotherium australe Moreno 1882 notoungulate
Interatherium sp. Ameghino 1887 notoungulate
 Sparassodonta - Borhyaenidae
Prothylacynus patagonicus Ameghino 1891 metatherian