The Toarcian in the Subbetic Basin: Cerro de Mahoma section: Bed 13 (Jurassic of Spain)

Where: Murcia, Spain (38.1° N, 1.5° W: paleocoordinates 27.0° N, 9.2° E)

When: Bifrons ammonoid zone, Subbetic Basin Formation, Middle Toarcian (182.0 - 175.6 Ma)

• Bed depth: 9m

Environment/lithology: basinal (); lithified limestone

• The lower part of the section (Serpentinum to Gradata Zones), ~14.5 m thick, is composed of red marly limestones, partially nodular red marls and marly limestones. Microfacies are mudstones and packstones with radiolarians, scarce thin-shelled bivalves, benthic foraminifers, ostracods, etc.

Size class: macrofossils

Primary reference: J. Sandoval, M. Bill, R. Aguado, L. O'Dogherty, P. Rivas, A. Morard, and J. Guex. 2012. The Toarcian in the Subbetic basin (southern Spain): Bio-events (ammonite and calcareous nannofossils) and carbon-isotope stratigraphy. 342(343):40-63 [A. Kocsis/L. Mulvey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 201458: authorized by Adam Kocsis, entered by Laura Mulvey on 07.05.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Hildoceratidae
Hildoceras apertum, Hildoceras crassum, Hildoceras lusitanicum, Frechiella "sp", "Pseudopolyplectus bicarenatum" = Osperleioceras
Hildoceras apertum Gabilly 1976 ammonite
Hildoceras crassum Mitzopoulos 1930 ammonite
Hildoceras lusitanicum Meister 1913 ammonite
Frechiella "sp" ammonite
"Pseudopolyplectus bicarenatum" = Osperleioceras ammonite