Kerrando Gourrama area, Bed 44 (Jurassic of Morocco)

Where: Morocco (32.2° N, 4.3° W: paleocoordinates 27.1° N, 0.3° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Agoudim Formation, Discites (171.6 - 167.7 Ma)

• Lower member of the Agoudim Fm; Hypertioceras discites zone 'B'

• bed-level stratigraphic resolution

Environment/lithology: marine; gray marl and limestone

• epaisse serie de marnes grises, entrecoupee par de petit bancs calcaires dont le pendage varie de 30 a 40 vers le Nord

Size class: macrofossils

Collection methods: Specimen could be same as in Sadki D. and Almeras Y., 1992 - Le Brachiopods aaleno-bajociens de la region Rich (Haut-Atlas central, Maroc): implications biostratigraphiques et paleoecologiques. Cahiers Inst. Catho. Lyon, ser. Sci., 5: 93-105

Primary reference: D. Sadki. 1994. Proposition de la region de Rich (Haut-Atlas central marocain) comme stratotype auxiliaire submediterranen pour la limite Aalenien Bajocien. Geobios 17:431-440 [M. Aberhan/T. Schossleitner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 141234: authorized by Martin Aberhan, entered by Thomas Schossleitner on 21.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Hammatoceratidae
 Ammonitida - Sonniniidae
"Euhoploceras sp." = Sonninia (Euhoploceras), "Nannoceras nannomorphum" = Sonninia (Euhoploceras) nannomorpha, "Nannoceras sp." = Sonninia (Euhoploceras)
"Euhoploceras sp." = Sonninia (Euhoploceras) ammonite
"Nannoceras nannomorphum" = Sonninia (Euhoploceras) nannomorpha Buckman 1923 ammonite
"Nannoceras sp." = Sonninia (Euhoploceras) ammonite
Bivalvia
 Arcida - Parallelodontidae
Grammatodon sp. Meek and Hayden 1860 clam
 Pectinida - Limidae
Ctenostreon sp. Eichwald 1862 file clam
 Pectinida - Pectinoidae
Chlamys sp. Röding 1798 scallop
 Carditida - Astartidae
Rhynchonellata
 Terebratulida - Loboidothyrididae
Loboidothyris sp. Buckman 1917
 Terebratulida - Zeilleriidae
Zeilleria sp. Bayle 1878