Where: England, United Kingdom (50.7° N, 2.9° W: paleocoordinates 37.2° N, 3.0° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Asteroceras obtusum ammonoid zone, Charmouth Mudstone Formation (Lias Group), Sinemurian (199.3 - 190.8 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: concretion

Collected by David Sole in 1987

Collection methods: quarrying, mechanical, acetic,

Primary reference: C. McGowan. 1994. Temnodontosaurus risor is a juvenile of T. platyodon (Reptilia: Ichthyosauria). Journal of Vertebrate Paleontology 14(4):472-479 [M. Carrano/H. Street]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 98103: authorized by Matthew Carrano, entered by Hallie Street on 20.09.2010

Creative Commons license: CC BY (attribution)