Stowell Park borehole (T. ibex Zone, B. centaurus Subzone, 985-1188ft) (Jurassic of the United Kingdom)

Where: Gloucestershire, United Kingdom (51.8° N, 1.9° W: paleocoordinates 39.0° N, 6.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Beaniceras centaurus ammonoid zone, Lower Lias Formation (Lias Group), Pliensbachian (190.8 - 182.7 Ma)

• "Tragophylloceras ibex Zone, Beaniceras centaurus Subzone" (Melville 1956)

•"c. 985ft - 1188ft" (Melville 1956)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; mudstone and calcareous shale

• "Dark grey more or less indurated mudstone with scattered clay-ironstone nodules (over) grey calcareous shale with scattered clay-ironstone nodules in top half" (Green & Melville 1956)

Size class: macrofossils

Preservation: mold/impression

Reposited in the BGS

Collection methods: core

Primary reference: R. V. Melville. 1956. The Stratigraphical Palaeontology, ammonites excluded, of the Stowell Park borehole. Bulletin of the Geological Survey of Great Britain 11:67-139 [A. Dunhill/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 204124: authorized by Alex Dunhill, entered by Bethany Allen on 31.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Echinoidea
 Pedinoida - Pedinidae
? Diademopsis sp.
Crinoidea
 Isocrinida - Isocrinidae
"Balanocrinus subteroides" = Balanocrinus subsulcatus, Isocrinus basaltiformis
"Balanocrinus subteroides" = Balanocrinus subsulcatus Munster 1831 Sea lily
Isocrinus basaltiformis Miller 1821 Sea lily
Lingulata
 Discinida - Disciniidae
Discinisca holdeni
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
Rimirhynchia sp.
Rimirhynchia sp. Buckman 1917
 Terebratulida - Zeilleriidae
Cincta sp.
Cephalopoda
 Ammonitida - Liparoceratidae
Liparoceras cheltiense, "Beaniceras senile" = Beaniceras centaurus, Beaniceras luridum
Liparoceras cheltiense Murchison 1834 ammonite
"Beaniceras senile" = Beaniceras centaurus d'Orbigny 1844 ammonite
Beaniceras luridum Simpson 1855 ammonite
 Ammonitida - Polymorphitidae
Tropidoceras actaeon, Tropidoceras calliplocoides, Tropidoceras stahli
Tropidoceras actaeon d'Orbigny 1844 ammonite
Tropidoceras calliplocoides Spath 1923 ammonite
Tropidoceras stahli Oppel 1856 ammonite
 Phylloceratida - Juraphyllitidae
Tragophylloceras huntoni, Tragophylloceras robinsoni
 Belemnitida - Hastitidae
Hastites sp.
Hastites sp. Meyer-Eymar 1883 belemnite
 Belemnitida - Passaloteuthididae
Passaloteuthis sp.
Scaphopoda
 Dentaliida - Dentaliidae
Plagioglypta sp., Dentalium sp.
Plagioglypta sp. Pilsbry 1898 tusk shell
Dentalium sp. Linnaeus 1758 tusk shell
Gastropoda
 Murchisoniina - Zygopleuridae
Zygopleura cf. berthaudi
 Seguenzioidea - Eucyclidae
Amberleya cf. gaudryana
 Trochoidea - Ataphridae
Ataphrus cf. bullatus
 Cerithioidea - Cryptaulacidae
"Procerithium slatteri" = Cryptaulax slatteri
"Procerithium slatteri" = Cryptaulax slatteri Tate 1870 snail
 Sorbeoconcha - Naticidae
"Natica" plicata
"Natica" plicata moon snail
 Sorbeoconcha - Hydrobiidae
Pseudobythinella maris n. gen. n. sp.
Pseudobythinella maris n. gen. n. sp. Melville 1956 snail
 Sorbeoconcha -
Trochoturbella liassica n. sp.
Trochoturbella liassica n. sp. Melville 1956 snail
Bivalvia
 Nuculanida - Nuculanidae
Nuculana (Dacryomya) zieteni, Nuculana (Ryderia) doris, Nuculana (Dacryomya) minor
Nuculana (Dacryomya) zieteni Brauns 1871 pointed nut clam
Nuculana (Ryderia) doris d'Orbigny 1849 pointed nut clam
Nuculana (Dacryomya) minor pointed nut clam
 Nuculanida - Malletiidae
Palaeoneilo galatea
Palaeoneilo galatea d'Orbigny 1850 clam
 Nuculanida - Polidevciidae
"Nuculana (Ryderia) graphica" = Ryderia
"Nuculana (Ryderia) graphica" = Ryderia clam
 Nuculanida - Yoldiidae
Rollieria bronni
 Nuculida - Nuculidae
"Nucula (Palaeonucula) navis" = Palaeonucula navis
"Nucula (Palaeonucula) navis" = Palaeonucula navis Piette 1868 nut clam
 Mytilida - Mytilidae
Modiolus sp.
Modiolus sp. Lamarck 1801 mussel
 Myalinida - Inoceramidae
"Inoceramus ventricosus" = Parainoceramya ventricosa
"Inoceramus ventricosus" = Parainoceramya ventricosa Sowerby 1823 clam
 Pectinida - Pectinoidae
Camptonectes mundus, Pseudopecten acuticostata, Pseudopecten priscus
Camptonectes mundus Melville 1956 scallop
 Pectinida - Oxytomidae
"Oxytoma inequivalve" = Oxytoma inequivalvis
"Oxytoma inequivalve" = Oxytoma inequivalvis Sowerby 1819 scallop
 Pectinida - Limidae
"Pseudolimea acuticostata" = Limea acuticostata
"Pseudolimea acuticostata" = Limea acuticostata Münster 1836 file clam
 Pectinida - Anomiidae
Placunopsis numismalis
 Pectinida - Plicatulidae
Plicatula calloptycus, Plicatula spinosa
Plicatula spinosa Sowerby 1819 scallop
 Ostreida - Bakevelliidae
Bakevellia laevis
 Ostreida - Pteriidae
Pteria sp.
Pteria sp. Scopoli 1777 pearl oyster
 Ostreida - Ostreidae
Ostrea sp.
Ostrea sp. Linnaeus 1758 oyster
 Ostreida - Gryphaeidae
Gryphaea cymbium
Gryphaea cymbium Lamarck 1819 oyster
 Arcida - Parallelodontidae
Grammatodon insons, Parallelodon buckmani, Parallelodon pullus
Grammatodon insons Melville 1956 clam
 Arcida - Cucullaeidae
"Grammatodon intermedius" = Arca (Cucullaea) intermedia
"Grammatodon intermedius" = Arca (Cucullaea) intermedia Simpson 1855 clam
 Cardiida - Kalenteridae
Myoconcha decorata
Myoconcha decorata Münster 1837 clam
 Pholadida - Pleuromyidae
Pleuromya costata
 Pholadomyida - Pholadomyidae
Pholadomya sp., Goniomya hybrida
Pholadomya sp. Sowerby 1823 clam
 Thraciida - Thraciidae
Thracia sp.
Thracia sp. Blainville 1824 clam
 Lucinida - Mactromyidae
Mactromya subglobosa
 Lucinida - Lucinidae
Luciniola pumila
Luciniola pumila Goldfuss 1840 clam
 Carditida - Hippopodiidae
Hippopodium ponderosum
Hippopodium ponderosum Sowerby 1819 clam
 Carditida - Carditidae
Tutcheria sp., Tutcheria cingulata
Tutcheria sp. Cox 1946 clam
Tutcheria cingulata Goldfuss 1836 clam
 Carditida - Cardiniidae
Cardinia abducta, Cardinia attenuata
 Carditida - Astartidae
Astarte camertonensis, Astarte gueuxii
 Trigoniida - Myophorelloidae
Laevitrigonia troedssoni n. sp.
Laevitrigonia troedssoni n. sp. Melville 1956 clam