Also known as TAR 22
Where: Peru (6.6° S, 76.3° W: paleocoordinates 8.7° S, 69.9° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Tinguirirican mammal zone, Pozo Shale Member (Pozo Formation), Early/Lower Oligocene (33.9 - 28.4 Ma)
• bed-level stratigraphic resolution
Environment/lithology: "floodplain"; conglomerate
•Gypsum-rich blue clays with calcareous nodules within a coarse-grained sandstone channel
Size classes: macrofossils, mesofossils
Primary reference: M. Boivin, L. Marivaux, F. Pujos, R. Salas-Gismondi, J. V. Tejada-Lara, R. M. Varas-Malca, and P.-O. Antoine. 2018. Early Oligocene caviomorph rodents from Shapaja, Peruvian Amazonia. Palaeontographica Abteilung A 311(1-6):87-156 [P. Mannion/P. Mannion]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 199563: authorized by Philip Mannion, entered by Philip Mannion on 31.01.2019, edited by Grace Varnham
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Magnoliopsida | |
Magnoliopsida indet. Cronquist et al. 1996 | |
Charophyceae | |
| |
Malacostraca | |
Trichodactylidae indet. Milne-Edwards 1853 crab | |
Bivalvia | |
? Cyrenidae indet. Gray 1840 clam | |
Gastropoda | |
Ampullariidae indet. Gray 1824 apple snail | |
Vertebrata indet. vertebrate | |
Reptilia | |
Eusuchia indet. crocodilian Gavialoidea/ longirostrine Crocodyloidea (fragmentary teeth, large-sized)
| |
Sebecidae indet. Savage 1951 crocodilian | |
Mammalia | |
Parastegosimpsonia peruana Ciancio et al. 2012 armadillo | |
Mylodontidae indet. Ameghino 1889 edentate | |
cf. Griphodon sp. Anthony 1924 placental | |
? Didolodus sp. Ameghino 1897 placental | |
Caviomorpha "gen. et . sp. indet. 1", Caviomorpha "gen. et . sp. indet. 2", Caviomorpha "gen. et . sp. indet. 3", Selvamys paulus n. gen. n. sp., Tarapotomys subandius, Tarapotomys subandinus
Tarapotomys subandius caviomorph | |
| |
Palaeothentoidea "indet. 1" Goin et al. 2009 marsupial | |
Osteichthyes | |
Lepidosirenidae indet. Stirton 1953 Australian lungfish | |
Actinopteri | |
cf. Phractocephalus sp. Spix and Agassiz 1829 cajaro | |
Characiformes "indet. 4" Regan 1911 | |
cf. Leporinus sp. Lundberg 1997
Leporinus sp. Lundberg 1997 | |
cf. Hydrolycus sp. Lundberg 1997 | |
Chondrichthyes | |
Pristis sp. Linck 1790 sawfish | |
Paratrygon sp. DumerĂl 1865 whiptail stingray |