Gateway to the Paleobiology Database
Niteroi (Miocene of Brazil)

Where: Acre, Brazil (10.1° S, 67.8° W: paleocoordinates 10.4° S, 66.0° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Solimões Formation, Huayquerian (9.0 - 6.8 Ma)

• The river edge outcrops are accessible only during the low-water season (July to October) and comprise clay-pebble conglomerate (Acre Conglomerate Member in Frailey 1986) and gray to brown, often limey claystones. the base of the units is not visible, and their upper parts are covered by vegetation.

•The Ferigolomys pacarana specimen comes from horizon B.

Environment/lithology: fluvial-lacustrine; brown, gray claystone and muddy conglomerate

Size class: macrofossils

Primary reference: O. A. Aguilera, J. Bocquentin, J. G. Lundberg and A. Maciente. 2008. A new cajaro catfish (Siluriformes : Pimelodidae : Phractocephalus) from the Late Miocene of southwestern Amazonia and its relationship to Phractocephalus nassi of the Urumaco Formation. Palaeontologische Zeitschrift 82(2):231-245 [C. Jaramillo/G. Ballen] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136717: authorized by Carlos Jaramillo, entered by Gustavo Ballen on 03.12.2012, edited by Miranta Kouvari and Philip Mannion

Creative Commons license: CC BY (attribution)