Hardhill Quarry, Caper Hill: Aalenian, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Naticidae
Gastropoda - Xenophoridae
Gastropoda - Aporrhaidae
Gastropoda - Cerithiidae
Gastropoda - Heterostropha - Mathildidae
unclassified
Cephalopoda - Ammonitida - Graphoceratidae
Leioceras costosum (Quenstedt 1886)
Bivalvia - Trigoniida - Myophorellidae
Trigonia vcostata Lycett 1850
Bivalvia - Trigoniida - Trigoniidae
Bivalvia - Pholadida - Ceratomyidae
Ceratomya sp. Sandberger 1864
Bivalvia - Pholadida - Pleuromyidae
Bivalvia - Cardiida - Cardiidae
Bivalvia - Cardiida - Arcticidae
Pronoella sp. Fischer 1887
Bivalvia - Cardiida - Kalenteridae
Myoconcha sp. Sowerby 1824
Bivalvia - Pholadomyida - Pholadomyidae
Pholadomya fidicula Sowerby 1826
Bivalvia - Hiatellida - Hiatellidae
Bivalvia - Carditida - Astartidae
Bivalvia - Mytilida - Mytilidae
Modiolus imbricatus (Sowerby 1818)
Bivalvia - Arcida - Cucullaeidae
Bivalvia - Ostreida - Pteriidae
Pteroperna plana Morris and Lycett 1854
Bivalvia - Ostreida - Bakevelliidae
Gervillia acuta Sowerby 1826
Bivalvia - Ostreida - Ostreidae
Bivalvia - Pectinida - Entoliidae
Entolium demissum (Phillips 1835)
Bivalvia - Pectinida - Pectinidae
Camptonectes laminatus (Sowerby 1818)
Bivalvia - Pectinida - Limidae
Lima (Plagiostoma) sp. (Sowerby 1814)
Ctenostreon rugosum (Smith 1817)
Rhynchonellata - Terebratulida
Rhynchonellata - Rhynchonellida - Rhynchonellidae
see common names

Geography
Country:United Kingdom State/province:Yorkshire
Coordinates: 54.4° North, 0.9° West (view map)
Paleocoordinates:39.6° North, 21.3° East (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Jurassic Epoch: Middle Jurassic
Stage: Aalenian 10 m.y. bin: Jurassic 3
Key time interval: Aalenian
Age range of interval: 174.7 - 170.9 m.y. ago
Stratigraphy
Formation:Dogger
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:coarse,brown,yellow sandstone
Environment:marine 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:220494
Authorizer:A. Dunhill Enterer:B. Allen
Modifier:B. Allen
Created:2021-06-04 05:09:25 Last modified:2025-02-22 15:12:02
Access level:the public Released:2021-06-04 05:09:25
Creative Commons license:CC0
Reference information

Primary reference:
77050. W. E. F. Macmillan. 1932. Notes on Dogger horizons in north-east Yorkshire. Proceedings of the Yorkshire Geological Society 22:122-132 [A. Dunhill/B. Allen]