Stowell Park borehole (U. jamesi Zone, P. brevispina Subzone, 1235-1253ft) (Jurassic of the United Kingdom)

Where: Gloucestershire, United Kingdom (51.8° N, 1.9° W: paleocoordinates 39.1° N, 6.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Platypleuroceras brevispina ammonoid zone, Lower Lias Formation (Lias Group), Early/Lower Pliensbachian (189.6 - 183.0 Ma)

• "Uptonia jamesi Zone, Platypleuroceras brevispina Subzone" (Melville 1956)

•"1235ft - 1253ft" (Melville 1956)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; gray mudstone

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 204128: 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
Crinoidea
 Isocrinida - Isocrinidae
"Balanocrinus subteroides" = Balanocrinus subsulcatus
"Balanocrinus subteroides" = Balanocrinus subsulcatus Munster 1831 Sea lily
Rhynchonellata
 Rhynchonellida - Wellerellidae
"Piarorhynchia cf. fronto" = Cirpa fronto
"Piarorhynchia cf. fronto" = Cirpa fronto Quenstedt 1871
 Rhynchonellida - Rhynchonellidae
Rimirhynchia sp.
Rimirhynchia sp. Buckman 1917
 Terebratulida - Zeilleriidae
Cincta sp.
 Spiriferinida - Spiriferinidae
Spiriferina sp.
Spiriferina sp. d'Orbigny 1847
Bivalvia
 Nuculanida - Malletiidae
Palaeoneilo galatea
Palaeoneilo galatea d'Orbigny 1850 clam
 Nuculida - Nuculidae
"Nucula (Palaeonucula) navis" = Palaeonucula navis
"Nucula (Palaeonucula) navis" = Palaeonucula navis Piette 1868 nut clam
 Trigoniida - Myophorelloidae
Laevitrigonia troedssoni
Laevitrigonia troedssoni Melville 1956 clam
 Carditida - Astartidae
Astarte gueuxii
 Cardiida - Kalenteridae
Myoconcha decorata
Myoconcha decorata Münster 1837 clam
 Arcida - Parallelodontidae
Grammatodon sp.
Grammatodon sp. Meek and Hayden 1860 clam
 Pectinida - Limidae
Pseudolimea hettangiensis
Pseudolimea hettangiensis Terquem 1855 file clam
 Pectinida - Plicatulidae
Plicatula patelloides
 Pectinida - Oxytomidae
"Oxytoma inequivalve" = Oxytoma inequivalvis
"Oxytoma inequivalve" = Oxytoma inequivalvis Sowerby 1819 scallop
 Pectinida - Pectinoidae
Chlamys sp., Pseudopecten cf. priscus
Chlamys sp. Röding 1798 scallop
 Mytilida - Mytilidae
Modiolus sp.
Modiolus sp. Lamarck 1801 mussel
Cephalopoda
 Ammonitida - Polymorphitidae
Uptonia obsoleta, Platypleuroceras sp., Polymorphites sp.
Platypleuroceras sp. Hyatt 1867 ammonite
Polymorphites sp. Haug 1887 ammonite
 Belemnitida - Hastitidae
""Pseudohastites" cf. junceus" = Bairstowius junceus
""Pseudohastites" cf. junceus" = Bairstowius junceus Phillips 1867 belemnite
 Belemnitida - Passaloteuthididae
Passaloteuthis sp.
Gastropoda
 Ptychomphaloidea - Ptychomphalidae
Ptychomphalus sp.
Ptychomphalus sp. Agassiz 1839 snail
 Seguenzioidea - Eucyclidae
Amberleya sp.
Amberleya sp. Morris and Lycett 1851 snail