Where: Algeria (36.8° N, 4.6° E: paleocoordinates 22.3° N, 9.8° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Late/Upper Aptian (122.5 - 112.0 Ma)
• member-level stratigraphic resolution
Environment/lithology: deep subtidal; poorly lithified, gray, calcareous marl
Size class: macrofossils
Preservation: original calcite
Collection methods: surface (float),
Primary reference: J. Emberger. 1954. Note sur la stratigraphie et la paléontologie de l'Aptien de Bordj Oultem, région de Bou Sâada (Dép. d'Alger), Algérie. Bulletin de la Société Géologique de France 4(1-3):145-150 [L. Villier/L. Villier/L. Villier]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 40787: authorized by Loic Villier, entered by Loic Villier on 01.07.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Foraminifera | |
"Orbitolina conoidea" = Orbitolina discoideaconoidea
"Orbitolina conoidea" = Orbitolina discoideaconoidea Gras 1852 | |
Cephalopoda | |
Parahoplites sp. Anthula 1899 ammonite | |
Bivalvia | |
Trigonia sp. Bruguière 1789 clam | |
"Ostrea boussingaulti" = Amphidonte (Ceratostreon) boussingaulti
"Ostrea boussingaulti" = Amphidonte (Ceratostreon) boussingaulti d'Orbigny 1842 oyster | |
"Alectryonia rectangularis" = Ostrea (Alectryonia)
"Alectryonia rectangularis" = Ostrea (Alectryonia) oyster written as Ostrea (Alectryonia) rectangularis
| |
Rhynchonellata | |
Terebratula sp. Müller 1776 | |
Echinoidea | |
Tetragramma malbosi sea urchin | |
Holectypus portentosus sea urchin | |
Epiaster restrictus heart urchin | |
Heteraster tissoti heart urchin
Heteraster oblongus Brogniart 1821 heart urchin |