Jebel Irhoud (Cambrian of Morocco)

Where: Morocco (31.9° N, 8.9° W: paleocoordinates 31.9° N, 8.9° W)

• coordinate based on nearby landmark

When: Issafene Formation, Botomian (516.0 - 512.9 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; limestone

Size classes: macrofossils, mesofossils

Preservation: anthropogenic

Collection methods: There have been several collections at this site, and each has resulted in a different faunal assemblage. This paper records the fauna from the excavations by Ennouchi in the 1960s.

Primary reference: F. Debrenne. 1990. Archaeocyatha du Maroc : Essai de synthèse. Géologie Méditerranéenne 17(3-4):213-227 [P. Wagner/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 232868: authorized by Pete Wagner, entered by Pete Wagner on 03.01.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Archaeocyatha
 Ajacicyathida - Agyrekocyathidae
"Mennericyathus chouberti" = Agyrekocyathus, "Mennericyathus faure" = Agyrekocyathus, "Mennericyathus muretae" = Agyrekocyathus
"Mennericyathus chouberti" = Agyrekocyathus archaeocyath sponge
"Mennericyathus faure" = Agyrekocyathus archaeocyath sponge
"Mennericyathus muretae" = Agyrekocyathus archaeocyath sponge
 Ajacicyathida - Asterocyathidae
Erismacoscinus confossus archaeocyath sponge
Ichnusocyathus simplex archaeocyath sponge
 Ajacicyathida - Tumulocoscinidae
Retetumulus dutuiti archaeocyath sponge
Retetumulus spinosus archaeocyath sponge
Orbicoscinus schaerti archaeocyath sponge
 Ajacicyathida - Jebileticoscinidae
"Jebileticoscinus huvelini" = Jebileticoscinus, "Pachycoscinus hollardi" = Jebileticoscinus
"Jebileticoscinus huvelini" = Jebileticoscinus archaeocyath sponge
"Pachycoscinus hollardi" = Jebileticoscinus archaeocyath sponge
 Ajacicyathida - Dokidocyathidae
? Dokidocyathus levillaini archaeocyath sponge
 Ajacicyathida - Ethmocyathidae
Carpicyathus laxus archaeocyath sponge
 Ajacicyathida - Densocyathidae
Rectannulus willefertae archaeocyath sponge
Rectannulus aporosus archaeocyath sponge
 Ajacicyathida - Torosocyathidae
"Rewardocyathus dudresnayi" = Torosocyathus
"Rewardocyathus dudresnayi" = Torosocyathus archaeocyath sponge
 Ajacicyathida - Carinacyathidae
Porocyathellus bouddi archaeocyath sponge
Porocyathellus catenularius archaeocyath sponge
 Ajacicyathida - Vologdinocyathidae
Inacyathella pulchra archaeocyath sponge
 Archaeocyathida - Loculicyathidae
Loculicyathus membranivestites archaeocyath sponge
Loculicyathus congruens archaeocyath sponge
 Archaeocyathida - Dictyocyathidae
Dictyocyathus impletus archaeocyath sponge
Dictyocyathus tenuis archaeocyath sponge
 Kazachstanicyathida - Korovinellidae
Bicoscinus sdzuyi archaeocyath sponge
 Capsulocyathida - Coscinocyathidae
Coscinocyathus tener archaeocyath sponge