Where: Madagascar (19.1° S, 44.8° E: paleocoordinates 42.1° S, 24.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Aconeceras nisus - Melchiorites melchioris ammonoid zone, Late/Upper Aptian (122.5 - 113.0 Ma)

• STRATIGRAPHIC RELATIONS: From unknown lithostratigraphic unit. AGE: Late Aptian; Aconeceras nisus and Melchiorites mechioris zone zone. STRATIGRAPHIC POSITION: From unknown position within local section.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Preservation: cast, mold/impression

Collected by Hourcq & Collignon in 1933, 1954

Collection methods: surface (in situ),

• COLLECTOR: Hourcq, 1933; Collignon, 1954. REPOSITORY: Not stated in text.

Primary reference: M. Collignon. 1962. Atlas des fossiles caractéristiques de Madagascar (Ammonites). Fascicule IX (Aptien). Service Géologique Tananarive 1-64 [A. Hendy/A. Hendy/L. Bulot]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 83999: authorized by Austin Hendy, entered by Austin Hendy on 14.09.2008, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)