Antsalova Kimméridgien supérieur (Jurassic of Madagascar)

Also known as Colligonon Gisement 218

Where: Melaky, Madagascar (18.7° S, 44.7° E: paleocoordinates 28.0° S, 21.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Streblites pictus ammonoid zone, Late/Upper Kimmeridgian (155.7 - 150.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified marl

Size class: macrofossils

Collected by M. Collignon in 1952

Primary reference: M. Collignon. 1959. Atlas des fossiles caractéristiques de Madagascar (ammonites) - Fascicule V (Kimmerigien). Pl. XCVI-CXXXIII [P. Scofield/P. Scofield]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 234324: authorized by Paul Scofield, entered by Paul Scofield on 28.03.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonoidea -
Laevaptychus sp. Trauth 1927 ammonoid aptychus
 Ammonitida - Himalayitidae
Aulacosphinctes humilis n. sp. ammonite
 Ammonitida - Perisphinctidae
 Ammonitida - Oppeliidae
Streblites pictus Hyatt 1900 ammonite
n. ssp. antsalovensis
  -
Lamellaptychus punctatus ammonoid aptychus