Loc. 7 - JS-91-126, Sierra Santa Teresa (Permian of Mexico)

Where: Sonora, Mexico (29.0° N, 110.8° W: paleocoordinates 5.3° N, 42.7° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Sakmarian (295.5 - 290.1 Ma)

• Lower part of Unit 6, early or middle Leonardian

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; packstone and lime mudstone

Size class: microfossils

Primary reference: J. H. Stewart, R. Amaya-Martínez, R. G. Stamm, B. R. Wardlaw, G. D. Stanley, Jr. and C. H. Stevens. 1997. Stratigraphy and regional significance of Mississippian to Jurassic rocks in Sierra Santa Teresa, Sonora, Mexico. Revista Mexicana de Ciencias Geológicas 14(2):115-135 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 39185: authorized by Martin Aberhan, entered by Sabine Nürnberg on 23.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Fusulinoidea - Schwagerinidae
Parafusulina sp., "Schwagerina aff. guembeli" = Praeskinnerella guembeli
Parafusulina sp. Dunbar and Skinner 1931
"Schwagerina aff. guembeli" = Praeskinnerella guembeli Dunbar and Skinner 1937