Sikoum (Cretaceous of Cameroon)

Where: Littoral, Cameroon (3.9° N, 10.0° E: paleocoordinates 8.8° S, 2.9° E)

• coordinate stated in text

• local area-level geographic resolution

When: Logbadjeck Formation, Early/Lower Campanian (83.5 - 70.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; marl

Size class: macrofossils

Primary reference: M. J. Ntamak-Nida, B. Ketchemen-Tandia, R. V. Ewane, J. P. Lissock, and P. Courville. 2006. Nouvelles données sur les Mollusques et autres macro-organismes campaniens de Sikoum (Centre-Est du sous bassin de Douala-Cameroun): intérêts bio-chronologiques et paléo-écologiques. Africa Geoscience Review 13(4):385-394 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 94776: authorized by Richard Butler, entered by Richard Butler on 11.03.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Bivalvia
 Arcida - Glycymerididae
Trigonarca camerunensis Riedel 1932 clam
 Pectinida - Pectinoidae
Pecten sp. Müller 1776 scallop
 Pectinida - Limidae
Pseudolimea sp. Douglas and Arkell 1932 file clam
 Pectinida - Plicatulidae
Plicatula cf. decipiens, "Plicatula cf. multiplicata" = Plicatula locardi
"Plicatula cf. multiplicata" = Plicatula locardi Thomas and Peron 1890 scallop
 Ostreida - Ostreidae
"Ostraea sp." = Ostrea
"Ostraea sp." = Ostrea Linnaeus 1758 oyster
 Carditida - Carditidae
"Cardita beaumonti" = Venericardia beaumonti
"Cardita beaumonti" = Venericardia beaumonti d'Archiac and Haime 1854 clam
 Cardiida -
 Cardiida - Tellinidae
Tellina sp. Linnaeus 1758 tellin clam
 Cardiida - Cardiidae
Gastropoda
 Neogastropoda - Buccinidae
 Neogastropoda - Volutidae
 Stromboidea - Aporrhaidae
 Sorbeoconcha - Turritellidae
Turritella haborti turret shell
Turritella arduissima turret shell
Turritella sp. Lamarck 1799 turret shell
Turritella nodosa Roemer 1841 turret shell
Turritella alternans Roemer 1841 turret shell
 Heterostropha - Acteonellidae
"Actaeonella cf. cylindrica" = Acteonella
"Actaeonella cf. cylindrica" = Acteonella snail
 Architectonicoidea - Architectonicidae
Cephalopoda
 Ammonitida - Desmoceratidae
Desmophyllites sp. Spath 1829 ammonite
 Ammonitida - Collignoniceratidae
 Ammonitida - Nostoceratidae
? Nostoceratidae indet. Hyatt 1894 ammonite
Reptilia
 Pterosauria -
Pterosauria indet. Kaup 1834 pterosaur