Tiupampa site 5 (Paleocene of Bolivia)

Where: Mizque, Bolivia (18.0° S, 65.6° W: paleocoordinates 20.7° S, 52.5° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Tiupampan mammal zone, Santa LucĂ­a Formation, Danian (66.0 - 61.6 Ma)

• said to be 125 m above base of El Molino Formation at Tiupampa and Maastrichtian (Marshall et al. 1983) but actually from "between 110 and 140 m above the base of the Santa Lucia Formation" and definitely Early Paleocene (Muizon and Marshall 1992)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collected in 1982-1988, 1998

Collection methods: bulk, quarrying, surface (float), sieve,

• Centro de Tecnologia Petrolera (CTP) and Museo de Historia Natural de Cochabamba (MNHN) collections

•initial collections were made between 1982 and 1988 and were recovered "by surface prospecting, quarrying, and screen washing" (Muizon and Marshall 1992)

Primary reference: C. de Muizon and R. L. Cifelli. 2000. The "condylarths" (archaic Ungulata, Mammalia) from the early Palaeocene of Tiupampa (Bolivia): implications on the origin of the South American ungulates. Geodiversitas 22(1):47-150 [J. Alroy/J. Alroy/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138710: authorized by Philip Mannion, entered by Philip Mannion on 25.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

• includes material from at least two localities and probably more, but apparently only one major quarry (Locality 1)
Mammalia
 Condylarthra - Hyopsodontidae
Tiuclaenus cotasi de Muizon and Cifelli 2000 condylarth
MHNC 1236 (left dentary fragment with m2-3)
 Amblypoda - Alcidedorbignyidae
Alcidedorbignya inopinata de Muizon and Marshall 1992 pantodont
YPFB Pal 6364 (partial left maxillary) and 6466 (right M3)