Cruzes 8, Sergipe (Cretaceous to of Brazil)

Where: Brazil (10.6° S, 37.0° W: paleocoordinates 17.3° S, 11.3° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Sapucari Member (Cotinguiba Formation), Middle Cenomanian to Middle Cenomanian (99.6 - 93.5 Ma)

• Cenomanian 3, undifferentiated

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, brown, gray limestone

• Locally hard, gray and brown-gray Laranjeiras limestones. Bivalves abundant

Size class: macrofossils

Preservation: cast

Collected by P. Bengtson, S. Bengtson in 1971-1972

Primary reference: J. Seeling and P. Bengtson. 1999. Cenomanian oysters from the Sergipe Basin, Brazil. Creatceaous Research 20:747-765 [M. Aberhan/T. Schossleitner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 141009: authorized by Martin Aberhan, entered by Thomas Schossleitner on 20.03.2013, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Gryphaeidae
Rhynchostreon (Rhynchostreon) mermeti, "Exogyra (Costagyra) olisiponensis" = Costagyra olisiponensis
"Exogyra (Costagyra) olisiponensis" = Costagyra olisiponensis Sharpe 1850 oyster
Echinoidea
 Hemicidaroida -
Micropedina olisiponensis Forbes in Sharpe 1850 sea urchin
 Euechinoidea - Pseudodiadematidae
Tetragramma deshayesi Cotteau 1864 sea urchin
 Spatangoida - Hemiasteridae
Mecaster batnensis Coquand 1862 heart urchin