Jima River: Kimmeridgian, Ethiopia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Terebratulida - Zeilleriidae
Terebratula (Waldheimia) humeralis Roemer 1839
7 individuals
recombined as Zeilleria humeralis
Zeilleria egena Bayle 1878
Douville 1886
Rhynchonellata - Terebratulida - Postepithyrididae
Terebratula subsella Leymerie 1846
Douville 1886
recombined as Xestosina subsella
Terebratula suprajurensis Thurmann 1862
4 individuals
recombined as Xestosina suprajurensis
Bivalvia - Mytilida - Mytilidae
Modiola pantanellii n. sp. Futterer 1897
1 individual
Lithophagus cf. vietus
1 individual
spelled with current rank as Modiola (Lithophagus)
Mytilus tigrensis Blanford 1870
10 individuals
    = Mytilus jurensis Merian 1836
Jaboli 1959
Mytilus jurensis Merian 1836
1 individual
Mytilus aff. subpectinatus D'Orbigny 1850
4 individuals
Mytilus perplicatus Etallon 1863
3 individuals
recombined as Inoperna perplicata
Bivalvia - Ostreida - Gryphaeidae
Exogyra bruntrutana Thurmann 1830
5 individuals
    = Exogyra nana Sowerby 1822
Jaboli 1959
recombined as Nanogyra (Nanogyra) nana
Exogyra sp. Say 1820
2 individuals
Gryphaea sp. Lamarck 1801
1 individual
Bivalvia - Ostreida - Pinnidae
Pinna sp. Linnaeus 1758
2 individuals
Pinna constantini de Loriol and Pellat 1874
5 individuals
Bivalvia - Pectinida - Limidae
Lima (Radula) subdensepunctata n. sp. Futterer 1897
9 individuals
Lima (Radula) cf. virgulina
4 individuals
synonym of Lima
Lima (Radula) densepunctata Roemer 1836
1 individual
Lima (Radula) cf. aequilatera Buvignier 1852
6 individuals
Bivalvia - Pectinida - Plicatulidae
Plicatula sp. Lamarck 1801
1 individual
Bivalvia - Pectinida - Pectinidae
Hinnites (Pleuronectites) inaequistriatus
4 individuals
Bivalvia - Arcida - Arcidae
Arca cf. sublata Thurmann and Etallon 1862
3 individuals
Arca cf. choffati Thurmann and Etallon 1863
1 individual
Bivalvia - Pholadomyida - Pholadomyidae
Pholadomya (Goniomya) cf. constricta
1 individual
original and current combination Goniomya
Pholadomya ragazzii Pantanelli 1888
4 individuals
Pholadomya paucicosta Roemer 1836
2 individuals
Pholadomya cuneiformis n. sp. Futterer 1897
2 individuals
Pholadomya protei (Brongniart 1821)
2 individuals
recombined as Pholadomya (Bucardiomya) protei
Pholadomya cf. acuminata Hartmann 1830
1 individual
Bivalvia - Pandorida - Laternulidae
Plectomya harmevillensis
1 individual
Cercomya schoensis n. sp. Futterer 1897
7 individuals
Bivalvia - Thraciida - Thraciidae
Thracia incerta (Thurmann 1836)
1 individual
Bivalvia - Cardiida - Cardiidae
Fimbria subclathrata
1 individual
    = Cardium bannesianum Contejean 1859
Jaboli 1959
recombined as Integricardium bannesianum
Cardium bannesianum Contejean 1859
7 individuals
recombined as Integricardium bannesianum
listed as C. banneianum
Cardium sp. Linnaeus 1758
1 individual
Cardium cf. moricinum de Loriol 1866
1 individual
Bivalvia - Megalodontida - Ceratomyopsidae
Isocardia striata d'Orbigny 1822
3 individuals
recombined as Ceratomyopsis striata
Bivalvia - Pholadida - Ceratomyidae
Ceromya excentrica (Roemer 1836)
11 individuals
recombined as Ceratomya excentrica
Ceromya paucilirata
3 individuals
replaced by Ceratomya
Ceromya orbicularis
2 individuals
replaced by Ceratomya
Bivalvia - Lucinida - Mactromyidae
? Unicardium excentricum
2 individuals
? Unicardium verioti (Buvignier 1852)
1 individual
recombined as Mactromya verioti
Lucina rugosa (Roemer 1836)
7 individuals
    = Mactromya quadrata Rollier 1913
Jaboli 1959
Bivalvia - Aviculidae
Avicula cf. gessneri Thurmann 1840
7 individuals
Gastropoda - Ampullinidae
Natica hemisphaerica (Roemer 1836)
1 individual
recombined as Globularia hemisphaerica
Gastropoda - Strombidae
Pterocera sp. Lamarck 1799
Douville 1886
synonym of Lambis
Gastropoda - Aporrhaidae
Chenopus cf. ornatus (Buvignier 1852)
1 individual
Cuphosolenus cf. dyoniseus (Buvignier 1852)
1 individual
listed as Cyphosolenus dyoniseus
Harpagodes cf. thirriae
5 individuals
Gastropoda - Naticidae
Natica cf. eudora D'Orbigny 1850
3 individuals
Natica cf. dubia Roemer 1836
3 individuals
Natica vicinalis Thurmann and Etallon 1861
1 individual
Gastropoda - Turbinidae
Turbo sp. Linnaeus 1758
Gastropoda - Pleurotomariidae
Pleurotomaria sp. Defrance 1826
Echinoidea - Pseudodiadematidae
Acrocidaris nobilis
Douville 1886
see common names

Geography
Country:Ethiopia
Coordinates: 9.4° North, 38.6° East (view map)
Paleocoordinates:11.7° South, 24.4° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Stage:Kimmeridgian 10 m.y. bin:Jurassic 5
Key time interval:Kimmeridgian
Age range of interval:157.30000 - 152.10000 m.y. ago
Stratigraphy
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:gray lithified muddy "limestone"
Lithology description: grey marly limestone
Environment:shallow subtidal indet.
Taphonomy
Modes of preservation:body,cast
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:94491
Authorizer:W. Kiessling Enterer:U. Merkel
Modifier:M. Manojlovic Research group:marine invertebrate
Created:2010-02-23 01:22:11 Last modified:2016-07-19 16:01:43
Access level:the public Released:2010-02-23 01:22:11
Creative Commons license:CC BY
Reference information

Primary reference:

32139. K. Futterer. 1897. Beiträge zur Kenntniss des Jura in Ost-Afrika, IV. Der Jura von Schoa (Süd-Abessinien) [Jurassic of East Africa, IV. Jurassic of Schoa (southern Abyssinia)]. Zeitschrift der Deutschen Geologischen Gesellschaft 49:568-627 [W. Kiessling/U. Merkel]

Secondary references:

32204 H. Douville. 1886. Examen des fossiles rapportes du Choa par M. Aubry [Examination of the fossils brought from Choa by M. Aubry]. Bulletin de la Societe Geologique de France 14:223-241 [W. Kiessling/U. Merkel]
31622 D. Jaboli. 1959. Fossili Giurassici dell'Harar (Africa Orientale): Brachiopodi, Lamellibranchi e Gasteropodi [Jurassic fossils from Harar (Eastern Africa): brachiopods, lamellibranchs and gastropods]. Missione Geologica dell'Azienda Italiana Petroli (AGIP) nella Dancalia Meridionale e sugli Altipiani Hararini 4(1):3-100 [W. Kiessling/U. Merkel/U. Merkel]