Atschabo (Jurassic of Ethiopia)

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

• yellow-brown limestones

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

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Aspidoceratidae
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 "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
 Ammonitida - Perisphinctidae
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 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
 Belemnitida - Belemnitidae
Belemnites sp.
Belemnites sp. belemnite
 Nautilida - Paracenoceratidae
"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
 Pseudomelanoidea - Pseudomelaniidae
Bourguetia striata
Bourguetia striata Sowerby 1812 snail
 Sorbeoconcha - Aporrhaidae
Harpagodes sp.
Harpagodes sp. Gill 1870 snail
 Sorbeoconcha - Naticidae
Natica cf. eudora
Natica cf. eudora D'Orbigny 1850 moon snail
 Trochoidea - Trochidae
Trochus sp.
Trochus sp. Linnaeus 1758 top snail
 Pleurotomarioidea - Pleurotomariidae
Pleurotomaria neosolodurina n. sp.
Pleurotomaria neosolodurina n. sp. Dacque 1905 snail
Bivalvia
 Mytilida - Mytilidae
"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
 Ostreida - Ostreidae
Ostrea sp.
Ostrea sp. Linnaeus 1758 oyster
 Ostreida - Gryphaeidae
"Exogyra bruntrutana" = Nanogyra (Nanogyra) nana
"Exogyra bruntrutana" = Nanogyra (Nanogyra) nana Sowerby 1822 oyster
 Ostreida - Palaeolophidae
"Alectryonia pulligera" = Actinostreon gregareum
"Alectryonia pulligera" = Actinostreon gregareum Sowerby 1816 oyster
 Pectinida - Limidae
Lima cf. moeschi
Lima cf. moeschi Loriol 1881 file clam
 Pectinida - Pectinoidae
Pecten sp., Pecten (Chlamys) erlangeri n. sp.
Pecten sp. Müller 1776 scallop
Pecten (Chlamys) erlangeri n. sp. Dacque 1905 scallop
 Arcida - Parallelodontidae
Macrodon rufae n. sp.
Macrodon rufae n. sp. Dacque 1905 clam
 Lucinida - Lucinidae
"Corbis subclathrata" = Fimbria
"Corbis subclathrata" = Fimbria clam
 Pholadomyida - Pholadomyidae
"Pholadomya protei" = Pholadomya (Bucardiomya) protei
"Pholadomya protei" = Pholadomya (Bucardiomya) protei Brongniart 1821 clam
 Pholadida - Ceratomyidae
"Ceromya excentrica" = Ceratomya excentrica
"Ceromya excentrica" = Ceratomya excentrica Roemer 1836 clam
 Carditida - Astartidae
Astartidae indet.
Astartidae indet. d'Orbigny 1844 clam
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
Rhynchonella (Acanthothyris) rothpletzi n. sp.
 Terebratulida - Postepithyrididae
"Terebratula subsella" = Xestosina subsella
"Terebratula subsella" = Xestosina subsella Leymerie 1846
Polychaeta
 Sabellida - Serpulidae
Serpula cf. conformis
Serpula cf. conformis Goldfuss 1829
 Sabellida - Sabellidae
"Serpula gordialis" = Glomerula serpentina
"Serpula gordialis" = Glomerula serpentina Schlotheim 1820
Echinoidea
 Euechinoidea - Hemicidaridae
Pseudocidaris ellenbecki n. sp.
Pseudocidaris ellenbecki n. sp. Dacque 1905 sea urchin