Tendaguru 21 - Nautope, Mbenkuru, left bank (Kilwa district) (Cretaceous to of Tanzania)

Where: Tanzania (9.6° S, 39.3° E: paleocoordinates 31.2° S, 18.3° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Trigonia Schwarzi Bed Member, Valanginian to Valanginian (139.8 - 129.4 Ma)

• Trigonia Schwarzi Bed?

• bed-level stratigraphic resolution

Environment/lithology: marginal marine; lithified siliciclastic sediments

• possibly siliciclastic, based on nearby localities

Size class: macrofossils

Collection methods: mechanical,

Primary reference: W. O. Dietrich. 1933. Zur Stratigraphie und Palaeontologie der Tendaguruschichten. Palaeontographica, Supplement VII/2, Teil 2 1-86 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 79258: authorized by Martin Aberhan, entered by Sabine Nürnberg on 29.02.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pholadomyida - Pholadomyidae
Pholadomya gigantea Sowerby 1836 clam
 Trigoniida - Trigoniidae
"Trigonia (Laevitrigonia) schwarzi" = Rutitrigonia schwarzi
"Trigonia (Laevitrigonia) schwarzi" = Rutitrigonia schwarzi Müller 1900 clam