Where: Nigeria (11.0° N, 11.3° E)
• Paleocoordinates: 0.5° S, 13.0° E (Wright 2013)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Gongila Formation, Early/Lower Turonian (93.5 - 89.3 Ma)
• STRATIGRAPHIC RELATIONS: From the Gongila Fm (Cenomanian-Coniacian), which is overlain by the Fika Shales (Santonian-Maastrichtian). AGE: Early Turonian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From 9 ft thick limestone near base of section.
• group of beds-level stratigraphic resolution
Environment/lithology: coastal; lithified, shelly/skeletal limestone
Size class: macrofossils
Preservation: cast, mold/impression
Collection methods: surface (in situ),
• COLLECTOR: Not stated in text, but presumably including the authors. REPOSITORY: Not stated in text.
Primary reference: W. Barber. 1957. Lower Turonian ammonites from north-eastern Nigeria. Geological Survey of Nigeria Bulletin 26:1-87 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 83025: authorized by Austin Hendy, entered by Austin Hendy on 05.08.2008
Creative Commons license: CC0 (CC0)
Taxonomic list
Echinoidea | |
"Hemiaster (Mecaster) sp." = Mecaster2
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Cephalopoda | |
"Gombeoceras gongilense" = Thomasites gongilensis, "Pseudotissotia (Bauchioceras) nigeriensis" = Pseudotissotia nigeriensis
"Gombeoceras gongilense" = Thomasites gongilensis Woods 1911 ammonite includes ssp. lautum, subtenue, crassicostatum
"Pseudotissotia (Bauchioceras) nigeriensis" = Pseudotissotia nigeriensis Woods 1911 ammonite includes ssp. tricarinata, macrocarinata, plana, bicarinata, tabulata
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"Nigericeras costatum" = Vascoceras glabrum, Vascoceras globosum, Vascoceras ellipticum, Paravascoceras tectiforme, Vascoceras obscurum, Vascoceras bulbosum
"Nigericeras costatum" = Vascoceras glabrum Barber 1957 ammonite
Vascoceras ellipticum Barber 1957 ammonite
Paravascoceras tectiforme Barber 1957 ammonite
Vascoceras obscurum Barber 1957 ammonite
Vascoceras bulbosum Reyment 1954 ammonite | |
Pseudaspidoceras paganum Reyment 1954 ammonite | |
Bivalvia | |
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"Cardium (Trachycardium) productum" = Granocardium productum1
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"Exogyra olisiponensis" = Costagyra olisiponensis1
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"Plicatula ferryi" = Plicatula (Plicatula) ferryi1
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Gastropoda | |
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