Where: Ethiopia (8.4° N, 41.7° E: paleocoordinates 13.2° S, 26.0° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Kimmeridgian (157.3 - 152.1 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified limestone
Size class: macrofossils
Preservation: cast
Primary reference: E. Dacque. 1905. Beiträge zur Geologie des Somalilandes, 2. Teil. Oberer Jura [Contributions to the geology of Somaliland, Part 2. Upper Jurassic]. Beiträge zur Paläontologie und Geologie Österreich-Ungarns und des Orients 17:119-160 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 94585: authorized by Wolfgang Kiessling, entered by Uta Merkel on 02.03.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Aspidoceras altenense, Aspidoceras "sp. 1", Aspidoceras "sp. 2", Aspidoceras irregulare n. sp., Aspidoceras supraspinosum n. sp., Aspidoceras somalicum n. sp., "Aspidoceras argobbae n. sp." = Simaspidoceras argobbae
Aspidoceras altenense ammonite
Aspidoceras "sp. 1" Zittel ammonite
Aspidoceras "sp. 2" Zittel ammonite
Aspidoceras irregulare n. sp. Dacque 1905 ammonite
Aspidoceras supraspinosum n. sp. Dacque 1905 ammonite
Aspidoceras somalicum n. sp. Dacque 1905 ammonite
"Aspidoceras argobbae n. sp." = Simaspidoceras argobbae Dacque 1905 ammonite | |
Perisphinctes breviceps, Perisphinctes gallarum n. sp., Perisphinctes arussiorum n. sp., Perisphinctes roubyanus, "Perisphinctes stenocyclus" = Dichotomosphinctes stenocyclus, Perisphinctes cf. abadiensis, Perisphinctes choffati n. sp., "Perisphinctes cf. hetaerus" = Nebrodites hetaerus
Perisphinctes breviceps ammonite
Perisphinctes gallarum n. sp. Dacque 1905 ammonite
Perisphinctes arussiorum n. sp. Dacque 1905 ammonite
Perisphinctes roubyanus Fontannes 1879 ammonite
"Perisphinctes stenocyclus" = Dichotomosphinctes stenocyclus Fontannes 1879 ammonite
Perisphinctes cf. abadiensis Choffat 1893 ammonite
Perisphinctes choffati n. sp. Dacque 1905 ammonite
"Perisphinctes cf. hetaerus" = Nebrodites hetaerus Herbich 1878 ammonite | |
Belemnites sp. belemnite | |
"Nautilus bisulcatus n. sp." = Somalinautilus antiquus, "Nautilus ennianus n. sp." = Paracenoceras ennianum
"Nautilus bisulcatus n. sp." = Somalinautilus antiquus Dacque 1910 nautiloid
"Nautilus ennianus n. sp." = Paracenoceras ennianum Dacque 1905 nautiloid | |
Gastropoda | |
Bourguetia striata Sowerby 1812 snail | |
Harpagodes sp. Gill 1870 snail | |
Natica cf. eudora D'Orbigny 1850 moon snail | |
Trochus sp. Linnaeus 1758 top snail | |
Pleurotomaria neosolodurina n. sp.
Pleurotomaria neosolodurina n. sp. Dacque 1905 snail | |
Bivalvia | |
"Modiola sp." = Modiolus, Mytilus subpectinatus, "Modiola subangustissima n. sp." = Mytilus (Modiola) subangustissimus
"Modiola sp." = Modiolus Lamarck 1801 mussel
Mytilus subpectinatus D'Orbigny 1850 mussel
"Modiola subangustissima n. sp." = Mytilus (Modiola) subangustissimus Dacque 1905 mussel | |
Ostrea sp. Linnaeus 1758 oyster | |
"Exogyra bruntrutana" = Nanogyra (Nanogyra) nana
"Exogyra bruntrutana" = Nanogyra (Nanogyra) nana Sowerby 1822 oyster | |
"Alectryonia pulligera" = Actinostreon gregareum
"Alectryonia pulligera" = Actinostreon gregareum Sowerby 1816 oyster | |
Lima cf. moeschi Loriol 1881 file clam | |
Pecten sp., Pecten (Chlamys) erlangeri n. sp.
Pecten sp. Müller 1776 scallop
Pecten (Chlamys) erlangeri n. sp. Dacque 1905 scallop | |
Macrodon rufae n. sp.
Macrodon rufae n. sp. Dacque 1905 clam | |
"Corbis subclathrata" = Fimbria
"Corbis subclathrata" = Fimbria clam | |
"Pholadomya protei" = Pholadomya (Bucardiomya) protei
"Pholadomya protei" = Pholadomya (Bucardiomya) protei Brongniart 1821 clam | |
"Ceromya excentrica" = Ceratomya excentrica
"Ceromya excentrica" = Ceratomya excentrica Roemer 1836 clam | |
Astartidae indet. d'Orbigny 1844 clam | |
Rhynchonellata | |
"Terebratula subsella" = Xestosina subsella
"Terebratula subsella" = Xestosina subsella Leymerie 1846 | |
Polychaeta | |
Serpula cf. conformis Goldfuss 1829 | |
"Serpula gordialis" = Glomerula serpentina
"Serpula gordialis" = Glomerula serpentina Schlotheim 1820 | |
Echinoidea | |
Pseudocidaris ellenbecki n. sp.
Pseudocidaris ellenbecki n. sp. Dacque 1905 sea urchin |