Tolcis Quarry (beds 26–46) (Jurassic of the United Kingdom)

Where: England, United Kingdom (50.8° N, 3.0° W: paleocoordinates 37.0° N, 1.1° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: pre-planorbis ammonoid zone, Blue Lias Formation (Lias Group), Early/Lower Hettangian (201.3 - 196.5 Ma)

• pre-planorbis beds

• group of beds-level stratigraphic resolution

Environment/lithology: marine; limestone and shale

• "Eleven shales and 10 separately named limestones"

Size class: macrofossils

Collected by Hallam in 1962

Collection methods: quarrying,

Primary reference: W. A. Macfadyen. 1970. Geological Highlights of the West Country. A Nature Conservancy Handbook 1-296 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 163299: authorized by Matthew Carrano, entered by Matthew Carrano on 23.10.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Reptilia
 Ichthyosauria -
Ichthyosauria indet. ichthyosaur
scattered vertebrae, bottom few feet of section
Echinoidea
 Pedinoida - Pedinidae
Diademopsis sp. sea urchin
Cephalopoda
 Ammonitida - Psiloceratidae
Bivalvia
 Pholadida - Ceratomyidae
"Pleuromya tatei" = Pteromya tatei
"Pleuromya tatei" = Pteromya tatei Richardson and Tutcher 1916 clam
Bed 44
 Mytilida - Mytilidae
Modiolus cf. hillanus Sowerby 1818 mussel
 Ostreida - Gryphaeidae
 Pectinida - Anomiidae
Placunopsis sp. Morris and Lycett 1853 scallop
 Pectinida - Oxytomidae
Meleagrinella sp. Whitfield 1855 scallop
Bed 31