The Toarcian in the Subbetic Basin: Cerro de Mahoma section: Sample 16 (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)
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: microfossils
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 201799: authorized by Adam Kocsis, entered by Laura Mulvey on 29.05.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
• Total abundance classes used are as follows: A= abundant, defined as more than 10 nannoliths/field of view (n./f.v.); C=common, defined as more than 1 and less than 10 n./f.v.; F= few, 1 nannolith in 1 to 10 f.v.; R= rare, defined as 1 nannolith in more than 10 f.v.
Show authors, comments, and common names
| Coccolithophyceae | |
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Crepidolithus crassus Deflandre 1954 | |
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Lotharingius hauffii Grün and Zweili 1974
Lotharingius crucicentralis Medd 1971
Lotharingius sigillatus Stradner 1961 | |
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Schizosphaerella punctulata Deflandre and Dangeard 1938 | |
Discorhabdus ("sp.") "cf. D. criotus", Discorhabdus striatus, Discorhabdus ignotus, Biscutum dubium, Similiscutum novum
Discorhabdus ("sp.") "cf. D. criotus" Noël 1965
Discorhabdus striatus Moshkovitz and Ehrlich 1976
Discorhabdus ignotus Górka 1957
Biscutum dubium Noël 1965 | |