Where: Morocco (32.2° N, 4.3° W: paleocoordinates 27.0° N, 0.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Graphoceras limitatum ammonoid zone, Agoudim Formation, Late/Upper Aalenian (175.6 - 171.6 Ma)
• Lower member of the Agoudim Fm. Graphoceras limitatum subzone of Graphoceras concavum zone (upper half of the latter)
• bed-level stratigraphic resolution
Environment/lithology: marine; gray marl and limestone
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 141219: authorized by Martin Aberhan, entered by Thomas Schossleitner on 21.03.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Bradfordia sp. Buckman 1910 ammonite
Praeoppelia sp. Westermann 1969 ammonite | |
"Docidoceras perfectum" = Riccardiceras perfectum
"Docidoceras perfectum" = Riccardiceras perfectum Buckman 1922 ammonite | |
Docidoceras sp. Buckman 1919 ammonite | |
"Ambersites sp." = Abbasites, "Rhodaniceras sp." = Eudmetoceras, Zurcheria sp., Haplopleuroceras sp., Haplopleuroceras ? sp., Haplopleuroceras subspinatum
"Ambersites sp." = Abbasites Buckman 1921 ammonite
"Rhodaniceras sp." = Eudmetoceras ammonite
Zurcheria sp. ammonite
Haplopleuroceras sp. ammonite
Haplopleuroceras ? sp. ammonite
Haplopleuroceras subspinatum Buckman and Buckman 1881 ammonite | |
Fontannesia luculenta, "Euhoploceras sp." = Sonninia (Euhoploceras)
Fontannesia luculenta ammonite
"Euhoploceras sp." = Sonninia (Euhoploceras) ammonite | |
Graphoceras sp., Graphoceras formosum, Graphoceras scriptum, Graphoceras pulchrum, Graphoceras (Ludwigella) limitatum
Graphoceras sp. ammonite
Graphoceras formosum ammonite
Graphoceras scriptum ammonite
Graphoceras pulchrum Buckman 1902 ammonite
Graphoceras (Ludwigella) limitatum Buckman 1902 ammonite | |
Gastropoda | |
Tylostoma globosum Sharpe 1849 snail | |
Bivalvia | |
Palaeonucula hammeri Defrance 1825 nut clam | |
Chlamys sp. Röding 1798 scallop | |
Ctenostreon sp. Eichwald 1862 file clam | |
"Bositra buchii" = Bositra buchi
"Bositra buchii" = Bositra buchi Roemer 1836 oyster | |
Nicaniella (Traustcholdia) sp. Chavan 1945 clam |