Estancia La Costa Fossiliferous Level 3 (Miocene of Argentina)

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

• Paleocoordinates: 50.5° S, 66.8° W (Wright 2013)

• 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 176599: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 17.02.2016, edited by Miranta Kouvari

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Amphibia
 Salientia - Calyptocephalellidae
Calyptocephalella sp.
Calyptocephalella sp. Strand 1926 helmeted water toad
MPM-PV 3712, fontoparietal; MPM-PV 3507, frontoparietal
Mammalia
 Astrapotheria - Astrapotheriidae
Astrapotherium sp.3, Astrapotherium magnum3, Astrapotherium cf. magnum3
Astrapotherium sp.3 Burmeister 1879 placental
Astrapotherium magnum3 Owen 1853 placental
Astrapotherium cf. magnum3 Owen 1853 placental
 Notoungulata - Interatheriidae
"Protypotherium praerutilum" = Protypotherium praerutilum3, "Protypotherium attenuatum" = Protypotherium praerutilum3, Cochilius "sp. nov."3
"Protypotherium praerutilum" = Protypotherium praerutilum3 Ameghino 1887 notoungulate
"Protypotherium attenuatum" = Protypotherium praerutilum3 Ameghino 1887 notoungulate
Cochilius "sp. nov."3 Ameghino 1902 notoungulate
  - Mylodontidae
Mylodontidae indet.1, Nematherium sp.1
Mylodontidae indet.1 Ameghino 1889 edentate
MPM-PV 3406, postcrania
Nematherium sp.1 Ameghino 1887 edentate
MPM-PV 3407, skull
 Megatherioidea - Megalonychidae
Hapalops sp.1, Hapalops longiceps3, Hapalops cf. longiceps3
Hapalops sp.1 Ameghino 1887 edentate
MPM-PV 3400, skeleton
Hapalops longiceps3 Scott 1903 edentate
Hapalops cf. longiceps3 Scott 1903 edentate
 Megatherioidea -
Pelecyodon cristatus1
Pelecyodon cristatus1 Ameghino 1891 edentate
MPM-PV 3409, skull
 Cingulata - Peltephilidae
Peltephilus pumilus4
Peltephilus pumilus4 Ameghino 1887 edentate
MPM-PV 3427, skull
 Rodentia -
Eocardia cf. excavata3, Neoreomys australis3, Neoreomys cf. australis3
Eocardia cf. excavata3 Ameghino 1891 caviomorph
Neoreomys australis3 Ameghino 1887 caviomorph
Neoreomys cf. australis3 Ameghino 1887 caviomorph
 Rodentia - Neoepiblemidae
Perimys cf. erutus3
Perimys cf. erutus3 Ameghino 1887 caviomorph
 Rodentia -
Spaniomys sp.3, Spaniomys riparius3, Steiromys detentus3
Spaniomys sp.3 Ameghino 1877 caviomorph
Spaniomys riparius3 Ameghino 1887 caviomorph
Steiromys detentus3 Ameghino 1887 caviomorph
 Panameriungulata - Proterotheriidae
"Proterotherium" cavum3, Diadiaphorus robustus3
"Proterotherium" cavum3 Ameghino 1887 placental
Diadiaphorus robustus3 Ameghino 1894 placental
 Panameriungulata - Macraucheniidae
"Theosodon lallemanti" = Theosodon lydekkeri3
"Theosodon lallemanti" = Theosodon lydekkeri3 Ameghino 1887 placental
 Sparassodonta -
"Hathlyacyninae indet." = Hathlyacininae3, Sipalocyon sp.2, Sipalocyon gracilis2, Cladosictis patagonica2, Lycopsis torresi2
"Hathlyacyninae indet." = Hathlyacininae3 Ameghino 1894 metatherian
Sipalocyon sp.2 Ameghino 1887 metatherian
MPM-PV 4316
Sipalocyon gracilis2 Ameghino 1887 metatherian
MPM-PV 4332
Cladosictis patagonica2 Ameghino 1887 metatherian
MPM-PV 4323
Lycopsis torresi2 Cabrera 1927 metatherian
MPM-PV 4328
1Bargo et al. 2012; 2Prevosti et al. 2012; 3Tauber 1997; 4Vizcaíno et al. 2012