Echinodermata, level E, Base of Grizzle, Wilmington, Devon (Cretaceous of the United Kingdom)

Where: United Kingdom (50.8° N, 0.2° E: paleocoordinates 39.6° N, 1.9° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Grizzle Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)

• Mantelliceras mantelli zone

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; poorly lithified, coarse-grained, calcareous sandstone

Size classes: macrofossils, mesofossils

Reposited in the BMNH

Collection methods: bulk, surface (in situ), mechanical, sieve,

Primary reference: A. B. Smith, C.R.C. Paul, A.S. Gale and S.K. Donovan. 1988. Cenomanian and Lower Turonian echinoderms from Wilmington, south-east Devon, England. Bulletin of the British Museum (Natural History), Geological Series 42:1-245 [L. Villier/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 59708: authorized by Loic Villier, entered by Loic Villier on 10.04.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Euechinoidea - Pseudodiadematidae
Tetragramma variolare Brongniart 1822 sea urchin
Polydiadema bonei sea urchin
 Calycina -
 Calycina - Phymosomatidae
 Salenioida - Saleniidae
 Salenioida - Hyposaleniidae
 Cassiduloida - Cassidulidae
 Holasteroida - Holasteridae
Holaster nodulosus Goldfuss 1863 sea urchin
 Spatangoida - Hemiasteridae
Hemiaster bufo Brongniart 1822 heart urchin
 Spatangoida - Spatangidae
"Micraster distinctus" = Epiaster distinctus
"Micraster distinctus" = Epiaster distinctus Agassiz and Desor 1847 heart urchin
 Holectypoida - Discoididae
 Holectypoida -
 Hemicidaroida -
Allomma rhodani sea urchin
 Cidaroida - Cidaridae
"Stereocidaris essenensis" = Temnocidaris (Stereocidaris)
"Stereocidaris essenensis" = Temnocidaris (Stereocidaris) pencil urchin
Asteroidea
 Valvatida - Goniasteridae
Mastaster villersensis Mercier 1935 sea star
 Valvatida - Stauranderasteridae
Stauranderaster coronatus Forbes 1848 sea star
Crinoidea
 Isocrinida - Isocrinidae