Jebel Billum IV-13: Callovian, Yemen
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Ampullinidae
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Ampullospira sp.
Harris 1897
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4 specimens | |||||||||
spelled with current rank as Ampullina (Ampullospira) | ||||||||||
Gastropoda
- Heterostropha
- Nerinellidae
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? Nerinella sp.
Sharpe 1849
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3 specimens | |||||||||
originally entered as "?Nerinella sp." | ||||||||||
Bivalvia
- Trigoniida
- Trigoniidae
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Trigonia sp.
Bruguière 1789
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1 specimen | |||||||||
Bivalvia
- Pholadomyida
- Pholadomyidae
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Bucardiomya aubreyi
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1 specimen | |||||||||
spelled with current rank as Pholadomya (Bucardiomya) | ||||||||||
Bucardiomya somaliensis
(Cox 1935)
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4 specimens | |||||||||
Bivalvia
- Pholadida
- Ceratomyidae
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cf. Ceratomya wimmisensis
(Gillieron 1886)
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3 specimens | |||||||||
originally entered as "Ceratomya cf. wimmisensis" | ||||||||||
Bivalvia
- Megalodontida
- Ceratomyopsidae
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Ceratomyopsis somaliensis
(Weir 1929)
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5 specimens | |||||||||
Bivalvia
- Cardiida
- Arcticidae
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Procyprina hunti
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4 specimens | |||||||||
Bivalvia
- Mytilida
- Mytilidae
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cf. Modiolus bipartitus
Sowerby 1818
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1 specimen | |||||||||
originally entered as "?Modiolus cf. bipartitus" | ||||||||||
Brachidontes somalicus
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10 specimens | |||||||||
Bivalvia
- Arcida
- Parallelodontidae
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Parallelodon sp.
Meek and Worthen 1866
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2 specimens | |||||||||
Bivalvia
- Ostreida
- Pinnidae
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Stegoconcha sp.
Böhm 1907
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few - originally entered as "Stegochoncha sp." | ||||||||||
Trichites sp.
Lhuyd 1760
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few | ||||||||||
Bivalvia
- Ostreida
- Pteriidae
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? Pteroperna sp.
Lycett 1850
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1 specimen | |||||||||
originally entered as "?Pteroperna sp." | ||||||||||
Bivalvia
- Ostreida
- Gryphaeidae
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Gryphaea balli
(Stefanini 1925)
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1 specimen | |||||||||
Nanogyra fourtaui
(Stefanini 1925)
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1 specimen | |||||||||
synonym of Nanogyra (Nanogyra) nana | ||||||||||
originally entered as "Nannogyra fourtaui" | ||||||||||
Bivalvia
- Ostreida
- Eligmidae
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Eligmus humei
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2 specimens | |||||||||
Eligmus aualites
(Stefanini 1925)
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2 specimens | |||||||||
Bivalvia
- Ostreida
- Palaeolophidae
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? Actinostreon sp.
(Bayle 1878)
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1 specimen | |||||||||
original and current combination Lopha (Actinostreon) | ||||||||||
originally entered as "?Actinostreon sp." | ||||||||||
Bivalvia
- Pectinida
- Limidae
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Plagiostoma sp.
Sowerby 1814
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Bivalvia
- Pectinida
- Pectinidae
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cf. Eopecten aubreyi
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1 specimen | |||||||||
originally entered as "Eopecten cf. aubreyi" | ||||||||||
cf. Spondylopecten subpunctatus
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2 specimens | |||||||||
originally entered as "Spondylopecten cf. subpunctatus" | ||||||||||
Rhynchonellata
- Terebratulida
- Loboidothyrididae
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? Stiphrothyris sp.
Buckman 1917
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1 specimen | |||||||||
originally entered as "?Stiphronthyris sp." | ||||||||||
Arabicella arabis
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1 specimen | |||||||||
synonym of Arabatia | ||||||||||
cf. Arapsopleurum arabicum
Cooper 1989
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2 specimens | |||||||||
recombined as Arabatia arabica | ||||||||||
originally entered as "Arapsopleurum cf. arabicum" | ||||||||||
Arapsopleurum rotundum
Cooper 1989
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8 specimens | |||||||||
recombined as Arabatia rotunda | ||||||||||
Arabicella ovalis
Cooper 1989
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5 specimens | |||||||||
synonym of Arabatia bihinensis | ||||||||||
Rhynchonellata
- Terebratulida
- Terebratulidae
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Arapsothyris angustata
Cooper 1989
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1 specimen | |||||||||
synonym of Arapsothyris magna | ||||||||||
Rhynchonellata
- Rhynchonellida
- Tetrarhynchiidae
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Somalirhynchia sp.
Weir 1925
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4 specimens | |||||||||
originally entered as "Somalirynchia sp." | ||||||||||
cf. Somalirhynchia africana
Weir 1925
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12 specimens | |||||||||
originally entered as "Somalirynchia cf. africana" | ||||||||||
see common names |
Geography
Country: | Yemen | State/province: | Wadi Hajar |
Coordinates: | 14.3° North, 48.4° East (view map) | ||
Paleocoordinates: | 11.7° South, 31.2° East | ||
Geographic resolution: | small collection |
Time
Period: | Jurassic | Epoch: | Middle Jurassic |
Stage: | Callovian | 10 m.y. bin: | Jurassic 5 | *Epoch: | Dogger |
Key time interval: | Callovian | ||
Age range of interval: | 165.30000 - 161.50000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Primary lithology: | "shale" |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 2604 | ||
Authorizer: | M. Patzkowsky | Enterer: | K. Layou |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 1999-07-09 12:23:25 | Last modified: | 2017-07-27 17:57:56 |
Access level: | database members | Released: | 2001-07-09 12:23:25 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
74. | 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] |