Where: Nigeria (6.7° N, 8.1° E: paleocoordinates 9.1° S, 1.0° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Late/Upper Albian (105.3 - 99.6 Ma)
• STRATIGRAPHIC RELATIONS: From unknown lithostratigraphic unit. AGE: early Late Albian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From near top of the formation, zone 3.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Preservation: cast, mold/impression
Collected by R. A. Reyment; reposited in the BMNH
• COLLECTOR: R.A. Reyment. REPOSITORY: Not stated in text.
Primary reference: R. A. Reyment. 1955. The Cretaceous Ammonoidea of southern Nigeria and the southern Cameroons. Geological Survey of Nigeria Bulletin 25:1-112 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 82770: authorized by Austin Hendy, entered by Austin Hendy on 01.08.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Elobiceras cf. subelobiense, Mortoniceras (Mortoniceras) sp., Mortoniceras (Mortoniceras) kiliani, Mortoniceras (Mortoniceras) aff. multicostatum, "Mortoniceras (Mortoniceras) cf. romeri" = Mortoniceras (Boeseites) romeri, Hysteroceras binum
Elobiceras cf. subelobiense Spath 1922 ammonite
Mortoniceras (Mortoniceras) sp. Meek 1876 ammonite
Mortoniceras (Mortoniceras) kiliani Lasswitz 1904 ammonite
Mortoniceras (Mortoniceras) aff. multicostatum Van Hoepen 1942 ammonite
"Mortoniceras (Mortoniceras) cf. romeri" = Mortoniceras (Boeseites) romeri Haas 1942 ammonite
Hysteroceras binum Sowerby 1815 ammonite |