Quttah Fmn. bivalves, Ash Shati area, N. flank of Murzuk Basin (Devonian of Libya)
Where: Libya (27.5° N, 13.5° E: paleocoordinates 46.2° S, 30.7° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Quttah Formation, Frasnian (382.7 - 372.2 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; sandstone and silty claystone
• Formation in general: "In the typical development, the Formation begins with claystones and silty claystones with thin intercalations of fine-grained quartzite containing the typical trace fossil Bifungites fezzanensis...The upper part...is prevalently...of sst, fine to coarse...fossils have been found in both sst and clayst."
Primary reference: V. Havlicek and P. Rohlich. 1987. Devonian and Carboniferous brachiopods from the northern flank of the Murzug Basin (Libya). Sbornik Geologickych Ved: Paleontologie 28:117-177 [A. Miller/J. Sessa/J. Sessa]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 36202: authorized by Michael Foote, entered by Michael Foote on 16.01.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
• Bivalves are common, but these are listed by name only for the formation as a whole, not for individual collection. This list is bivalves only; see individual collections for brachiopods.
Show authors, comments, and common names
Bivalvia | |
Leptodesma sp. Hall 1883 oyster | |
Lyriopecten cf. priamus scallop
Lyriopecten spp. Hall 1877 scallop | |
Paracyclas cf. elliptica Hall 1843 clam | |
Grammysia sp. de Verneuil 1847 clam
Sphenotus sp. Hall 1884 clam | |
Modiomorpha sp. Hall and Whitfield 1869 clam
Modiomorpha aff. concentrica Conrad 1838 clam |