Where: Nigeria (9.9° N, 11.9° E: paleocoordinates 5.1° S, 4.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dukul Formation, Early/Lower Turonian (93.5 - 89.3 Ma)

• STRATIGRAPHIC RELATIONS: From the Dukul Fm (Early Turonian), which overlies the Yolde Fm, and is overlain by the Jessu Fm (Late Turonian). AGE: Early Turonian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within the section of around 300-500 ft thick.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified, blue shale and lithified limestone

Size class: macrofossils

Preservation: cast, mold/impression

Reposited in the BMNH

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 83008: authorized by Austin Hendy, entered by Austin Hendy on 05.08.2008

Creative Commons license: CC BY (attribution)