Hastings, unspecified (Cretaceous of the United Kingdom)

Where: England, United Kingdom (50.9° N, 0.6° E: paleocoordinates 41.7° N, 10.1° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Wadhurst Clay Formation (Wealden Group), Early/Lower Valanginian (140.2 - 136.4 Ma)

• The Wadhurst Clay Formation of the Hastings Beds Subgroup has an ages of Lower Valanginian according to Radley (2006; vide Allen & Wimbledon 1991)

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - small; lithology not reported

• Shallow, freshwater to slightly brackish lakes, including horsetail ‘reed’ bed and terrestrial fauna. Fossils throughout the Wadhurst Clay Formation include ostracods, conchostracans (‘clam-shrimps’), pond-snails and the low-salinity bivalve Neomiodon. Widespread siltstone and fine sandstone gutter- and scour-fills indicate storm activity and/or fluvial runoff into the Wadhurst lakes (Radley 2006)

Size class: macrofossils

Collected by Dawson; reposited in the BMNH

Collection methods: quarrying, surface (in situ),

Primary reference: R. Lydekker. 1889. Catalogue of the Fossil Reptilia and Amphibia, Part II. Containing the orders Ichthyopterygia and Sauropterygia [M. Carrano/H. Street/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 127529: authorized by Roger Benson, entered by Roger Benson on 16.05.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Plesiosauria - Leptocleididae
"Cimoliosaurus valdensis n. sp." = Hastanectes valdensis
"Cimoliosaurus valdensis n. sp." = Hastanectes valdensis Lydekker 1889 plesiosaur
BMNH R609 (holotype partial skeleton)
 Testudinata -
Hylaeochelys belli Mantell 1844 turtle