Aguas Chiquitas (Paleocene of Argentina)

Also known as Río Loro

Where: Tucumán, Argentina (26.6° S, 65.2° W: paleocoordinates 29.3° S, 53.8° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Río Loro Formation, Late/Upper Paleocene (58.7 - 55.8 Ma)

• Located in lower section of the formation, Riochican SALMA. Following Flynn and Swisher (1995), Riochican is late Paleocene.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Preservation: permineralized

Collection methods: Specimens deposited in Paleontología de Vertebrados, Fundación "Miguel Lillo" Tucumán

Primary reference: M. F. Soria. 1989. El primer Notoungulata de la Formación Rio Loro (Paleoceno medio), Provincia de Tucumán, Republica Argentina. Ameghiniana 26(3-4):145-151 [D. Croft/D. Croft/D. Croft]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 41607: authorized by Darin Croft, entered by Darin Croft on 18.07.2004, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Astrapotheria - Eoastrapostylopidae
Eoastrapostylops riolorense n. gen. n. sp.4 Soria and Powell 1981 placental
PVL 4216 - holotype (skull); paratype: PVL 4217 (incomplete skull)
 Notoungulata -
Satshatemnus bonapartei n. gen. n. sp.
Satshatemnus bonapartei n. gen. n. sp. Soria 1989 notoungulate
holotype
 Xenungulata - Carodniidae
Rodcania kakan n. gen. n. sp.1
Rodcania kakan n. gen. n. sp.1 Gelfo et al. 2020 placental
 Panameriungulata - Notonychopidae
Notonychops powelli n. gen. n. sp.3
Notonychops powelli n. gen. n. sp.3 Soria 1989 placental
PVL 4298 - holotype (skull)
 Panameriungulata - Adianthidae
Indalecia sp.2 Bond and Vucetich 1983 placental
PVL 5901