Mexilhoeira, Cascais area, level 4a (Cretaceous of Portugal)

Where: Portugal (38.7° N, 9.4° W: paleocoordinates 32.4° N, 1.1° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Hauterivian (132.9 - 129.4 Ma)

• 0.35 m

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, dolomitic, yellow marl

Collection methods: bulk, surface (in situ),

Primary reference: J. Rey. 1972. Recherches géologiques sur le Crétacé inférieur de l'Estremadura (Portugal). Serviços Geologicos de Portugal 21:1-477 [L. Villier/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 65742: authorized by Loic Villier, entered by Loic Villier on 25.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Cidaroida - Rhabdocidaridae
 Holectypoida - Holectypidae
 Irregularia - Disasteridae
Ophiuroidea
  -
Ophiuroidea indet. Gray 1840 brittle star
Bivalvia
 Ostreida - Ostreidae
Ostreidae indet. Rafinesque 1815 oyster
Ostracoda
 Podocopida - Bairdiidae
Bairdia sp. M'Coy 1844 ostracod
 Podocopida - Cytherettidae
 Podocopida - Bythocytheridae
Monoceratina sp. Roth 1928 ostracod
 Podocopida - Cytheruridae
Eocytheropteron sp. Alexander 1933 ostracod
 Podocopida - Trachyleberididae
Foraminifera
 Involutinina - Involutinidae
 Lituolida - Lituolidae
Ammomarginulina sp. Wiesner 1931
Nodosariata
 Nodosariida - Nodosariidae
Nodosaria sp. Lamarck 1812
 Vaginulinida - Vaginulinidae
Lenticulina sp. Lamarck 1804
Foraminifera
 Lituolacea - Ataxophragmiidae