Stowell Park borehole (A. obtusum Zone, A. stellare Subzone, 1458-1512ft) (Jurassic of the United Kingdom)

Where: Gloucestershire, United Kingdom (51.8° N, 1.9° W: paleocoordinates 38.5° N, 3.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Asteroceras stellare ammonoid zone, Lower Lias Formation (Lias Group), Sinemurian (199.3 - 190.8 Ma)

• "Asteroceras obtusum Zone, Asteroceras stellare Subzone" (Melville 1956)

•"1458ft - 1512ft" (Melville 1956)

• group of beds-level stratigraphic resolution

Environment/lithology: calcareous shale

• "Black and dark grey calcareous shale with occasional limestone nodules and bands" (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 204147: authorized by Alex Dunhill, entered by Bethany Allen on 02.09.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Arcida - Parallelodontidae
Parallelodon caprinus
 Ostreida - Gryphaeidae
Gryphaea obliqua
 Ostreida - Bakevelliidae
Bakevellia sp.
Bakevellia sp. King 1848 oyster
 Pectinida - Pectinoidae
Pseudopecten priscus
 Pectinida - Limidae
"Lima (Plagiostoma) aff. gigantea" = Plagiostoma giganteum
"Lima (Plagiostoma) aff. gigantea" = Plagiostoma giganteum Sowerby 1814 file clam
 Pectinida - Buchiidae
"Anningia faberi" = Anningella
"Anningia faberi" = Anningella scallop
 Pectinida - Oxytomidae
Oxytoma sp.
Oxytoma sp. Meek and Hayden 1865 scallop
 Carditida - Astartidae
Astarte sp.
Astarte sp. Sowerby 1816 clam
 Carditida - Carditidae
Tutcheria cingulata
Tutcheria cingulata Goldfuss 1836 clam
 Lucinida - Lucinidae
Lucina limbata
 Cardiida - Cardiidae
Protocardia sp.
Protocardia sp. Beyrich 1845 cockle
 Pholadomyida - Pholadomyidae
Pholadomya sp.
Pholadomya sp. Sowerby 1823 clam
 Nuculida - Nuculidae
"Nucula (Palaeonucula) navis" = Palaeonucula navis
"Nucula (Palaeonucula) navis" = Palaeonucula navis Piette 1868 nut clam
Cephalopoda
 Belemnitida -
Nannobelus sp.
Nannobelus sp. belemnite
 Ammonitida - Asteroceratidae
Eparietites aff. collenoti, Asteroceras margaritoides, "Asteroceras marstonense" = Asteroceras blakei, Asteroceras stellare, Epophioceras cf. landrioti
Asteroceras margaritoides Spath 1925 ammonite
"Asteroceras marstonense" = Asteroceras blakei Spath 1925 ammonite
Asteroceras stellare Sowerby 1815 ammonite
Epophioceras cf. landrioti d'Orbigny 1850 ammonite
 Ammonitida - Schlotheimiidae
Angulaticeras rumpens
Angulaticeras rumpens Oppel 1862 ammonite
 Ammonitida - Cymbitidae
Cymbites laevigatus
Cymbites laevigatus Sowerby 1827 ammonite
 Ammonitida - Eoderoceratidae
Promicroceras marstonense, Promicroceras planicosta, Xipheroceras sp.
Promicroceras planicosta Sowerby 1814 ammonite
Xipheroceras sp. Buckman 1911 ammonite