Coombe Quarry, Mapperton, Bed 2c,d: Opalinum, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Ammonitida
- Hammatoceratidae
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Planammatoceras planinsigne
(Vacek 1886)
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Bredyia sp.
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Hammatoceras lorteti
(Dumortier 1874)
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Erycites barodiscus
(Gemmellaro 1886)
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Cephalopoda
- Ammonitida
- Lytoceratidae
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Pachylytoceras wrighti
(Buckman 1905)
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Cephalopoda
- Ammonitida
- Hildoceratidae
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Tmetoceras scissum
(Benecke 1865)
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Cephalopoda
- Ammonitida
- Graphoceratidae
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Leioceras comptocostosum n. sp.
Chandler and Callomon 2009
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(6 measurements) | ||||||||||
Vacekia stephensi
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Gastropoda
- Naticidae
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Natica dundriensis
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Whicher and Chandler 2009 | |||||||||
Gastropoda
- Pseudomelaniidae
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Pseudomelania cf. procera
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Pseudomelania lineata
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Whicher and Chandler 2009 | |||||||||
Pseudomelania procera
|
Whicher and Chandler 2009 | |||||||||
Gastropoda
- Discohelicidae
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Discohelix dundriensis
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Whicher and Chandler 2009 | |||||||||
Discohelix pulchior
|
Whicher and Chandler 2009 | |||||||||
Gastropoda
- Cirridae
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Cirrus leachi
|
Whicher and Chandler 2009 | |||||||||
Gastropoda
- Ataphridae
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Ataphrus laevigatus
(Sowerby 1818)
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Whicher and Chandler 2009 | |||||||||
Gastropoda
- Turbinidae
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Delphinula altaacanthica
|
Whicher and Chandler 2009 | |||||||||
D. alta-acanthica | ||||||||||
Gastropoda
- Pleurotomariidae
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Pleurotomaria (Talantodiscus) baugieri
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Whicher and Chandler 2009 | |||||||||
Pleurotomaria (Talantodiscus) mirabilis
|
Whicher and Chandler 2009 | |||||||||
Pyrgotrochus punctatus
(Sowerby 1821)
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Perotrochus allionta
|
Whicher and Chandler 2009 | |||||||||
Pleurotomaria actinomphala
Eudes-Deslongchamps 1849
|
Whicher and Chandler 2009 | |||||||||
Pyrgotrochus bicingulata
|
Whicher and Chandler 2009 | |||||||||
Pyrgotrochus punctata
|
Whicher and Chandler 2009 | |||||||||
Pyrgotrochus elongatus
(Sowerby 1818)
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Whicher and Chandler 2009 | |||||||||
Bivalvia
- Pholadomyida
- Pholadomyidae
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Pholadomya fidicula
Sowerby 1826
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Whicher and Chandler 2009 | |||||||||
Bivalvia
- Megalodontida
- Dicerocardiidae
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Pseudisocardia cordata
|
Whicher and Chandler 2009 | |||||||||
Bivalvia
- Pholadida
- Ceratomyidae
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Gresslya abducta
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Ceratomya bajociana
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Whicher and Chandler 2009 | |||||||||
Bivalvia
- Pholadida
- Pleuromyidae
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Pleuromya sp.
(Meek 1873)
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Pleuromya uniformis
Sowerby 1813
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Whicher and Chandler 2009 | |||||||||
Bivalvia
- Trigoniida
- Trigoniidae
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Trigonia costata
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Bivalvia
- Ostreida
- Bakevelliidae
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Gervillella sp.
Waagen 1907
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Gervillella intermedia
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Whicher and Chandler 2009 | |||||||||
Bivalvia
- Pectinida
- Limidae
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Ctenostreon pectiniformis
(von Schlotheim 1820)
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Bivalvia
- Pectinida
- Entoliidae
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Entolium corneolum
(Young and Bird 1828)
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Whicher and Chandler 2009 | |||||||||
Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea oblonga
|
Whicher and Chandler 2009 | |||||||||
Bivalvia
- Mytilida
- Mytilidae
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Inoperna plicatus
Sowerby 1819
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Whicher and Chandler 2009 | |||||||||
Gastropoda
- Pleurotomariidae
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Pleurotomaria fasciata
|
Whicher and Chandler 2009 | |||||||||
Anthozoa
- Scleractinia
- Comoseridae
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Chomatoseris sp.
Thomas 1935
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Whicher and Chandler 2009 | |||||||||
see common names |
Geography
Country: | United Kingdom |
Coordinates: | 50.8° North, 2.7° West (view map) |
Paleocoordinates: | 39.2° North, 8.4° East |
Basis of coordinate: | based on nearby landmark |
Geographic resolution: | small collection |
Time
Period: | Jurassic | Epoch: | Middle Jurassic |
Stage: | Aalenian | 10 m.y. bin: | Jurassic 3 |
Key time interval: | Opalinum | Ammonoid zone: | Scissum |
Age range of interval: | 174.7 - 170.9 m.y. ago |
Stratigraphy
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | ferruginous,brown conglomerate |
Secondary lithology: | burrows,fine,ooidal lithified "limestone" |
Lithology description: 2c-conglomerate, a mass of pebbles, crusts, limonitic pockets in a matrix of dense ironshot, highly ferruginous,weathering dark brown 2d-limestone, fine-grained, hard, dark grey ironshot oosparite, small to medium-sized ooliths, poorly sorted, in clouds, intensely and coarsely burrowed | |
Environment: | shallow subtidal indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 141362 | ||
Authorizer: | M. Aberhan | Enterer: | T. Schossleitner |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2013-03-26 00:53:35 | Last modified: | 2014-07-25 17:17:33 |
Access level: | the public | Released: | 2013-03-26 00:53:35 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
45963. | R. Chandler and J. Callomon. 2009. The Inferior Oolite at Coombe Quarry, near Mapperton, Dorset, and a new Middle Jurassic ammonite faunal horizon, Aa-3b, Leioceras comptocostosum n.biosp. in the Scissum Zone of the Lower Aalenian. Proceedings of the Dorset Natural History and Archaeological Society 130:99-132 [M. Aberhan/T. Schossleitner] |
Secondary references:
45962 | J. Whicher and R. Chandler. 2009. Inferior Oolite (Middle Jurassic) hardgrounds and the associated faunas at Coombe Quarry, Mapperton, near Beaminster, Dorset. Proceedings of the Dorset Natural History and Archaeological Society 130:149-153 [M. Aberhan/T. Schossleitner/T. Schossleitner] |