KB-18, Koum Basin (Cretaceous to of Cameroon)

Also known as Manangia

Where: Nord, Cameroon (8.3° N, 14.5° E: paleocoordinates 8.1° S, 5.0° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Mbissirri Member (Koum Formation), Aptian to Aptian (125.0 - 100.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: "floodplain"; paleosol/pedogenic mudstone and fine-grained, red, silty mudstone

• "predominately fluvial and overbank deposits"; "lacustrine and aggraded meandering stream sediments within a fine-grained meander belt"
• "reddish fine-grained silty mudstones, clay shales, thin limestones and sandstones"; mudstone with root casts

Size class: macrofossils

Preservation: trace

Primary reference: J. D. Congleton. 1990. Vertebrate Paleontology of the Koum Basin, Northern Cameroon, and Archosaurian Paleobiogeography in the Early Cretaceous. Department of Geology, Southern Methodist University, Dallas xv-245 [M. Carrano/M. Carrano/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118072: authorized by Matthew Carrano, entered by Matthew Carrano on 05.10.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Reptilia
 Saurischia -
Sauropoda indet.
Sauropoda indet. Marsh 1878 sauropod
trackway 54; "Type 7"