Also known as Collignon gisement 370
Where: Atsimo-Andrefana, Madagascar (22.8° S, 44.4° E: paleocoordinates 30.0° S, 18.1° E)
• outcrop-level geographic resolution
When: Late/Upper Oxfordian (161.2 - 155.7 Ma)
• Rauracien
Environment/lithology: marine; marl
Size class: macrofossils
Preservation: original aragonite
Collected by M. Collignon in 1954
Primary reference: M. Collignon. 1959. Atlas des fossiles caractéristiques de Madagascar (ammonites) - Fascicule IV (Argovien - Rauracien). XLVII-XCV [P. Scofield/P. Scofield/P. Scofield]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 234266: authorized by Paul Scofield, entered by Paul Scofield on 23.03.2024
Creative Commons license: CC BY (attribution)
Taxonomic list
| Cephalopoda | |
Paraspidoceras magdalenae n. sp.
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Perisphinctes (Kranaosphinctes) subevolutus, "Kranaosphinctes (Pachyplanulites) cf. irregularis" = Perisphinctes (Kranaosphinctes) irregularis, Perisphinctes (Dichotomoceras) antrobikensis, "Prososphinctes virguloides" = Perisphinctes (Dichotomoceras) virguloides, "Divisosphinctes besairiei n. sp." = Perisphinctes (Dichotomoceras) besairiei
Perisphinctes (Kranaosphinctes) subevolutus Waagen 1875 ammonite
"Kranaosphinctes (Pachyplanulites) cf. irregularis" = Perisphinctes (Kranaosphinctes) irregularis Spath 1931 ammonite UBGD.010354
"Prososphinctes virguloides" = Perisphinctes (Dichotomoceras) virguloides Waagen 1875 ammonite UBGD.010351
"Divisosphinctes besairiei n. sp." = Perisphinctes (Dichotomoceras) besairiei Collignon 1959 ammonite UBGD.010350
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"Hemilytoceras fraasi" = Lytoceras
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