Lyme Regis, Echioceras raricostatum (Jurassic of the United Kingdom)

Where: England, United Kingdom (50.7° N, 2.9° W: paleocoordinates 37.4° N, 3.8° E)

• coordinate estimated from map

When: Echioceras raricostatum ammonoid zone, Black Ven Marl Member (Charmouth Mudstone Formation), Late/Upper Sinemurian (196.5 - 189.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected in the 1800s

Collection methods: surface (in situ)

Primary reference: W. D. Conybeare. 1824. On the discovery of an almost perfect skeleton of the Plesiosaurus. Transactions of the Geological Society of London, series 2 1:381-389 [R. Benson/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118478: authorized by Roger Benson, entered by Roger Benson on 14.10.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Sauropterygia -
Plesiosaurus dolichodeirus n. gen. n. sp. Conybeare 1824 plesiosaur
including the Holotype (BMNH 22656) and numerous specimens referred by Storrs (1997)