Where: Portugal (40.5° N, 8.5° W: paleocoordinates 29.6° N, 0.8° W)

When: Hettangian (201.3 - 199.3 Ma)

Environment/lithology: shallow subtidal; poorly lithified claystone and lithified dolomite

Size classes: macrofossils, mesofossils

Preservation: original calcite

Collection methods: bulk, sieve

• For Ophiuroidea (Aplocoma? sp.) : 16 first vertebrae, 240 vertebrae, 171 lateral plates, 50 oral plates, 1 brachial ventral plate

Primary reference: H. Hess and C. Palain. 1975. Ophiures de l'Hettangien du Nord du Portugal. Communications du Service geologique du Portugal 59:5-13 [L. Villier/L. Villier/L. Villier]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 31914: authorized by Loic Villier, entered by Loic Villier on 29.05.2003, edited by Julien Millet

Creative Commons license: CC BY (attribution)