Le Mazel, bed 20 (Jurassic to of France)

Where: France (44.1° N, 3.7° E: paleocoordinates 32.9° N, 13.4° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Ibex to Ibex (189.6 - 183.0 Ma)

• Highly condensed interval above hardground

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Primary reference: C. Meister. 1986. Les ammonites du Carixien des Causses (France). Schweizerische Paläontologische Abhandlungen 109:1-209 [M. Clapham/A. Gomez/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 147794: authorized by Matthew Clapham, entered by Matthew Clapham on 12.07.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Liparoceratidae
 Ammonitida - Lytoceratidae
Lytoceras fimbriatum Sowerby 1817 ammonite
Derolytoceras aff. tortum Quenstedt 1885 ammonite
 Ammonitida - Oxynoticeratidae
Radstockiceras gemmellaroi Pompeckj 1906 ammonite
 Ammonitida - Hildoceratidae
Protogrammoceras (Matteiceras) diornatum Dommergues et al. 1985 ammonite
 Ammonitida - Dactylioceratidae
Reynesocoeloceras cf. obesum Fucini 1905 ammonite
 Ammonitida - Polymorphitidae
Acanthopleuroceras lepidum Tutcher and Trueman 1925 ammonite
 Ammonitida - Liparoceratidae
Liparoceras sp. Hyatt 1867 ammonite
"Aegoceras (Aegoceras) capricornus" = Androgynoceras capricornus Schlotheim 1820 ammonite
Androgynoceras geyeri Spath 1938 ammonite
Amaltheus stokesi Sowerby 1818 ammonite
"Aegoceras (Aegoceras) maculatum" = Aegoceras maculatum Young and Bird 1822 ammonite
Aegoceras (Beaniceras) luridum Simpson 1855 ammonite
Aegoceras (Beaniceras) crassum Buckman 1919 ammonite
 Phylloceratida - Juraphyllitidae
Juraphyllites planispira Reynes 1868 ammonite
Juraphyllites libertus Gemmellaro 1884 ammonite
Tragophylloceras loscombi Sowerby 1814 ammonite
Tragophylloceras carinatum Howarth and Donovan 1964 ammonite