Garadimi, Sokoto (Paleocene of Niger)

Where: Niger (14.4° N, 5.9° E: paleocoordinates 5.5° N, 0.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Paleocene (66.0 - 56.0 Ma)

• Found in talus at the foot of the cliff

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

• "Impure limestone"

Size class: macrofossils

Collected by Capitain Lelean, Anglo-French Niger-Chad Boundary Commission in 1902-1903; reposited in the MNHN

Collection methods: surface (float)

• Bather said specimens were presented to the British Museum, but at least the echinoids are now at MNHN.

Primary reference: F. A. Bather. 1904. Eocene echinoids from Sokoto. The Geological Magazine, New Series, Decade V 1:292-304 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 97596: authorized by Alistair McGowan, entered by Laura Murdoch on 11.08.2010, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Lucinida - Lucinidae
Lucina cf. pharaonis2 Bellardi 1854 clam
Lucina cf. menardi2 Deshayes 1825 clam
Gastropoda
 Sorbeoconcha - Aporrhaidae
Chenopus (Maussenetia) dimorphospira1 Cossmann and Pissarro 1909 snail
 Neogastropoda - Conidae
Conus sp.2 Linnaeus 1758 cone shell
 Neogastropoda - Volutidae
"Volutilithes cithara" = Athleta (Neoathleta) cithara2
"Volutilithes cithara" = Athleta (Neoathleta) cithara2 Lamarck 1802 volute
 Cerithioidea - Turritellidae
Turritella cf. aegyptiaca2 Mayer-Eymar 1895 turret shell
Echinoidea
 Echinolampadoida - Echinolampadidae
Plesiolampas saharae n. sp. Bather 1904 sea urchin
 Spatangoida - Schizasteridae
"Hemiaster sudanensis n. sp." = Linthia sudanensis
"Hemiaster sudanensis n. sp." = Linthia sudanensis Bather 1904 heart urchin