Where: Niger (14.6° N, 6.6° E: paleocoordinates 0.7° S, 0.3° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Nigericeras gadeni ammonoid zone, Late/Upper Cenomanian (99.6 - 93.5 Ma)

• Loose below bed 2, possibly from level with Metoicoceras sp.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

Collection methods: surface (float)

• Repository: Muséum d'Histoire naturelle de Genève

Primary reference: C. Meister, K. Alzouma, J. Lang and B. Mathey. 1992. Les ammonites du Niger (Afrique occidentale) et la transgression Transsaharienne au cours du Cénomanien-Turonien. Geobios 25:55-100 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 175444: authorized by Matthew Clapham, entered by Matthew Clapham on 12.12.2015

Creative Commons license: CC BY (attribution)