Where: Pakistan (25.4° N, 68.2° E: paleocoordinates 5.1° S, 58.6° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Thanetian (59.2 - 56.0 Ma)
• Following Frederiksen (1994) who studied angiosperm pollen, the age of the Bara Formation is not younger than early Selandian, but according to Wakefield & Monteil (2002), the top of the Bara Formation could be late Thanetian.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; sandstone
Size class: macrofossils
Preservation: mold/impression, recrystallized, replaced with calcite
Collected by Merle and Pacaud
• Repository at Centre for Pure and Applied Geology, University of Sindh, Jamshoro, Pakistan
Primary reference: D. Merle, J. Pacaud, G. Metais, A. Bartolini, R. A. Lashari, I. Brohi, S. H. Solangi, L. Marivaux, and J.-L. Welcomme. 2014. Volutidae (Mollusca: Gastropoda) of the Lakhra Formation (Earliest Eocene, Sindh, Pakistan): systematics, biostratigraphy and paleobiogeography. Zootaxa 3826(1):101-138 [M. Clapham/V. Maciel/O. Alfaro]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 184085: authorized by Matthew Clapham, entered by Vanessa Maciel on 30.01.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Lyrischapa sismondai d'Archiac and Haime 1853 volute
Athleta (Volutocorbis) burtoni Vredenburg 1923 volute |