Sa Warabis, 195-203: Callovian, Somalia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Thraciida - Thraciidae
Thracia cf. incerta (Thurmann 1836)
Gastropoda - Heterostropha - Nerineidae
Cossmannea somaliensis (Weir 1925)
original and current combination Nerinea somaliensis
Gastropoda - Strombidae
Pterocera sp. Lamarck 1799
synonym of Lambis
Gastropoda - Ampullinidae
Ampullella sp. Cox 1931
synonym of Ampullina
Globularia coxi (Stefanini 1939)
Pfenderinidae
Kurnubia palastiniensis
Pfenderina trochoidea
Cyclamminidae
Pseudocyclammina lituus (Yokoyama 1890)
see common names

Geography
Country:Somalia
Coordinates: 10.2° North, 43.1° East (view map)
Paleocoordinates:11.3° South, 27.9° East
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Jurassic Epoch:Middle Jurassic
Stage:Callovian 10 m.y. bin:Jurassic 5
Key time interval:Callovian
Age range of interval:165.30000 - 161.50000 m.y. ago
Stratigraphy
Formation:Sa Wer Member:basal
Stratigraphic resolution:group of beds
Stratigraphy comments: samples 195-203
Lithology and environment
Primary lithology: lithified grainstone
Secondary lithology: lithified marl
Lithology description: well-bedded yellowish calcarenite and sandy marls, very fine, light gray limestones, sometimes dolomitized
Environment:shallow subtidal indet.
Taphonomy
Modes of preservation:body,cast
Size of fossils:macrofossils,microfossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:100368
Authorizer:W. Kiessling Enterer:U. Merkel
Research group:marine invertebrate,micropaleontology
Created:2010-12-08 20:05:08 Last modified:2010-12-08 03:05:08
Access level:the public Released:2010-12-08 20:05:08
Creative Commons license:CC BY
Reference information

Primary reference:
34459. E. Abbate, G. Ficcarelli, C. Pirini Radrizzani, A. Salvietti, D. Torre and A. Turi. 1974. Jurassic sequences from the Somali coast of the Gulf of Aden. Rivista Italiana di Paleontologia e Stratigrafia 80(3):409-478 [W. Kiessling/U. Merkel]