Where: Wadi Hajar, Yemen (14.3° N, 48.6° E: paleocoordinates 12.8° S, 31.6° E)
• small collection-level geographic resolution
When: Kilya Member (Naifa Formation), Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)
• Wadi Kilya section
•lower marls, row of large doggers 8.5-9 m above base
Environment/lithology: marl
Size class: macrofossils
Primary reference: M. K. Howarth and N. J. Morris. 1998. The Jurassic and Lower Cretaceous of Wadi Hajar, southern Yemen. Bulletin of the Natural History Museum (Geology) 54(1):1-32 [M. Patzkowsky/K. Layou/A. Clement]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 2574: authorized by Mark Patzkowsky, entered by Karen Layou on 09.07.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Laevaptychus sp. Trauth 1927 ammonoid aptychus | |
Lithacoceras mombassanum Dacqué 1910 ammonite | |
Orthaspidoceras avellanum ammonite | |
Taramelliceras sp., "Taramelliceras pseudoflexuosum" = Taramelliceras compsum
Taramelliceras sp. Campana 1905 ammonite
"Taramelliceras pseudoflexuosum" = Taramelliceras compsum Oppel 1863 ammonite | |
Lamellaptychus sp. Trauth 1927 ammonoid aptychus | |
Gastropoda | |
Margarites sp. Gray 1847 snail | |
Proconulus arabiensis Newton 1908 snail | |
Pleurotomaria sp. Defrance 1826 snail | |
Pietteia sp. Cossmann 1904 snail | |
Bivalvia | |
? Grammatodon sp., "Indogrammatodon sp." = Grammatodon (Indogrammatodon)
"Indogrammatodon sp." = Grammatodon (Indogrammatodon) Cox 1937 clam | |
"? Parainoceramus sp." = Kolymia
| |
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Lucina sp. Bruguière 1797 clam | |
"? Trautscholdia sp." = Nicaniella (Trautscholdia) Cox and Arkell 1948 clam originally entered as "?Trautscholdia sp."
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Palaeonucula sp. Quenstedt 1930 nut clam | |
Rhynchonellata | |
"Acanthothyris sp. n. sp." = Acanthothiris
"Acanthothyris sp. n. sp." = Acanthothiris d'Orbigny 1849 originally entered as "Acanthothyris sp. nov."
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