2180-II-B-2, Marar Fm., Ash Shati area, N. flank of Murzuk Basin (Carboniferous of Libya)

Where: Libya (27.5° N, 14.5° E: paleocoordinates 37.1° S, 17.3° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Marar Formation, Tournaisian (358.9 - 346.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; claystone and pebbly, argillaceous sandstone

• Mergl and Massa interpret as nearshore marine, BA2-3.
• Formation as a whole: "thick sequence of claystones alternating with siltstones and standstones, in the upper part with limestone and dolomite layers...140-150 m [thick]". This collection: "pebbly greywacke" [specimens hematized]

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 36841: authorized by Michael Foote, entered by Michael Foote on 17.02.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam
"pectinids and others"
Gastropoda indet. Cuvier 1797 snail
Crinoidea indet. Miller 1821 Sea lily
 Productida - Echinoconchidae
 Productida - Productidae
 Orthotetida - Schuchertellidae
Schuchertella sp. Girty 1904
 Athyridida - Athyrididae
 Terebratulida - Gillediidae
 Spiriferinida - Syringothyrididae
 Spiriferida - Spiriferidae
 Spiriferida - Brachythyrididae
Brachythyris sp. M'Coy 1844
 Spiriferida - Mucrospiriferidae
Tylothyris sp. North 1920
 Rhynchonellida - Pugnacidae
 Orthida - Rhipidomellidae
Rhipidomella michelini Hall and Clarke 1892