Where: Nigeria (10.5° N, 11.8° E)

• Paleocoordinates: 0.9° N, 13.8° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Vascoceras cauvini ammonoid zone, Kanawa Limestones Formation, Late/Upper Cenomanian (99.6 - 93.5 Ma)

• Gadeni subzone, gadeni horizon

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collected by P. Courville in 1988-1990

Collection methods: mechanical,

Primary reference: D. Néraudeau and P. Courville. 1997. Cenomanian and Turonian echinoids from Nigeria. Geobios 30(6):835-847 [C. Marshall/S. Low/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 4059: authorized by Charles Marshall, entered by Sofy Low on 13.08.1999

Creative Commons license: CC0 (CC0)