Where: Michoacan, Mexico (18.0° N, 103.6° W: paleocoordinates 18.6° N, 101.0° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Ferrotepec Formation, Middle Miocene (16.0 - 11.6 Ma)
• LITHOSTRATIGRAPHIC RELATIONS: From Ferrotepac Fm, which has unknown lithostratigraphic relationships. AGE: Middle Miocene. Justification for biostratigraphic assignment unknown.
• group of beds-level stratigraphic resolution
Environment/lithology: shoreface; lithified sandstone and lithified siltstone
Preservation: original aragonite, original calcite
Collected by Perrilliat
Collection methods: surface (in situ),
• COLLECTOR: M. D. Perrilliat (1980's). REPOSITORY: Instituto de Geologia, Universidad Nacional Autonoma de Mexico (IGM).
Primary reference: M. C. Perrilliat. 1992. Bivalvos y gasterĂ³podos de la formacion Ferrotepec (Mioceno Medio) de Michoacan. Paleontologia Mexicana 60:1-48 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 76567: authorized by Austin Hendy, entered by Austin Hendy on 23.11.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Oliva (Oliva) cylindrica" = Oliva cylindrica
"Oliva (Oliva) cylindrica" = Oliva cylindrica Sowerby 1850 olive snail | |
Cancellaria (Cancellaria) sp. Lamarck 1799 snail | |
Scaphopoda | |
Dentalium (Dentalium) sp. Linnaeus 1758 tusk shell | |
Bivalvia | |
Lucina (Here) edwilsoni Perrilliat 1992 clam | |
Lirophora (Lirophora) falconensis Hodson et al. 1927 venus clam
Cyclinella cyclica Guppy 1866 venus clam | |
Harvella cf. sincola Olsson 1922 clam | |
Solena (Solena) sp. Moore 2003 clam | |
Pecten (Pecten) mexicanus Perrilliat 1992 scallop | |
Anadara (Cunearca) cf. inutilis Jung 1965 ark
Anadara (Tosarca) cf. veatchi Olsson 1922 ark |