Hassi Chebbi, Faunule 2 (Devonian of Morocco)

Where: Morocco (31.2° N, 3.8° W: paleocoordinates 57.3° S, 28.7° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: gronbergi conodont zone, Seheb El Rhassel Group, Early/Lower Emsian (409.1 - 402.5 Ma)

Environment/lithology: offshore shelf; claystone and marl

Size classes: mesofossils, microfossils

Primary reference: C. Klug, B. Kröger, D. Korn, M. Rücklin, M. Schemm-Gregory, K. De Baets, and R. H. Mapes. 2008. Ecological Change during the early Emsian (Devonian) in the Tafilalt (Morocco),the Origin of the Ammonoidea,and the First African Pyrgocystid Edrioasteroids,Machaerids and Phyllocarids. Palaeontographica Abteilung A (Band 283)83-176 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 150361: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 06.09.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Hyolitha
 Orthothecida -
Orthotheca sp. Novak 1886
Strophomenata
 Strophomenida - Rafinesquinidae
Rhynchonellata
 Terebratulida - Rhipidiothyrididae
 Spiriferida - Xenomartiniidae
Bivalvia
 Myalinida - Lunulacardiidae
 Cardiidia -
Grammysioidea sp. Miller 1877 clam
 Nuculida -
Gastropoda
 Euomphalina - Planitrochidae
Rotellomphalus tardus Perner 1903 snail
 Bellerophontida - Bucanellidae
Crenistriella sp. Knight 1945 snail
 Murchisoniina - Gosseletinidae
Lukesispira pulchra Frýda and Manda 1997 snail
Cephalopoda
 Orthocerida -
 Orthocerida - Orthoceratidae
Infundibuloceras brevimira Klug et al. 2008
 Orthocerida - Geisonoceratidae
Temperoceras sp. Barskov 1960
 Orthocerida - Sphaerorthoceratidae
 Agoniatitida - Mimosphinctidae
Chondrichthyes
 Acanthodei - Acanthoessidae
Machaeracanthus cf. peracutus Newberry 1857 shark