Echinodermata, Unit B3, Ile Madame, Charente-Maritime (Cretaceous of France)

Where: France (46.0° N, 1.1° W: paleocoordinates 34.8° N, 1.0° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Early/Lower Cenomanian (99.6 - 93.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; lithified, shelly/skeletal packstone and poorly lithified marl

Size class: macrofossils

Collection methods: bulk, surface (in situ), mechanical,

Primary reference: D. Néraudeau and P. Moreau. 1996. Paléoécologie et paléobiogéographie des faunes d'échinides du Cénomanien nord-aquitain (Charente-Maritime, France). Géobios 22(3):293-324 [L. Villier/L. Villier/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 59802: authorized by Loic Villier, entered by Loic Villier on 13.04.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Calycina -
Cottaldia benettiae Koenig 1825 sea urchin
 Salenioida - Hyposaleniidae
 Holectypoida -
 Holectypoida - Holectypidae
Coenholectypus excisus Desor 1847 sea urchin
 Irregularia - Archiaciidae
Archiacia sandalina Agassiz 1847 sea urchin
 Cassiduloida - Cassidulidae
Nucleopygus similis d'Orbigny 1856 sea urchin
 Spatangoida - Micrasteridae
 Spatangoida - Hemiasteridae
Periaster elatus heart urchin
 Euechinoidea - Pseudodiadematidae
 Arbacioida - Arbaciidae
Goniopygus menardi Desmarest in Defrance 1925 sea urchin