Weymouth Kimmeridge Clay Formation (non-specific locality data) (Jurassic to of the United Kingdom)

Where: England, United Kingdom (50.6° N, 2.5° W: paleocoordinates 41.3° N, 7.6° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Pictonia baylei-Virgatopavlovia fittoni ammonoid zone, Kimmeridge Clay Formation (Ancholme Group), Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)

• Kimmeridge Clay Formation [Pictonia baylei-Virgatopavlovia fittoni]

• formation-level stratigraphic resolution

Environment/lithology: marine; claystone

Size class: macrofossils

Collected by J. F. Blake et al.; reposited in the BMNH

Collection methods: surface (in situ), mechanical,

Primary reference: R. Owen. 1874. The fossil Reptilia of the Mesozoic formations. Part 1. Pterosauria. Palaeontographical Society Monographs 27(126):1-14 [R. Butler/R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92096: authorized by Richard Butler, entered by Richard Butler on 29.10.2009, edited by Roger Benson, Jonathan Tennant and Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

 Testudines - Plesiochelyidae
Tropidemys sp.7, "Pelobatochelys blakei n. gen. n. sp." = Pelobatochelys blakii3, "Tropidemys langi" = Tropidemys langii3
Tropidemys sp.7 Rütimeyer 1873 turtle
NHMUK 44178b, a neural plate
"Pelobatochelys blakei n. gen. n. sp." = Pelobatochelys blakii3 Seeley 1875 turtle
BMNH R.2, R.2a, 44177, 44177b, 41235
"Tropidemys langi" = Tropidemys langii3 Rütimeyer 1873 turtle
"mostly detached shell bones"
 Pterosauria -
Pterosauria indet.1, Pterosauria indet.1, "Pterodactylus pleydellii n. sp." = Rhamphorhynchus pleydellii, "Pterodactylus manselii n. sp." = Rhamphorhynchus manselii
Pterosauria indet.1 Kaup 1834 pterosaur
Pterosauria indet.1 Kaup 1834 pterosaur
BMNH 41179, quadrate
"Pterodactylus pleydellii n. sp." = Rhamphorhynchus pleydellii Owen 1874 pterosaur
BMNH 42378 (holotype), distal humerus and wing phalanx
"Pterodactylus manselii n. sp." = Rhamphorhynchus manselii Owen 1874 pterosaur
BMNH 41970 (holotype), proximal humerus and wing phalanx
 Loricata - Metriorhynchidae
Metriorhynchidae indet.5 Fitzinger 1843 marine crocodile
BMNH 43032, 44179, 46058a, b, c, 49511
 Sauropterygia -
"Muraenosaurus truncatus" = Plesiosaurus truncatus4, Plesiosauroidea indet.4
"Muraenosaurus truncatus" = Plesiosaurus truncatus4 Owen 1854 plesiosaur
Many cervical and dorsal vertebrae found at or near Weymouth
Plesiosauroidea indet.4 Welles 1943 plesiosaur
DORCM G.103a-c, 104a-c, six teeth; and a partial vertebra (DORCM G.135)
 Sauropterygia - Elasmosauridae
"Muraenosaurus brevior n. sp." = Cimoliasaurus brevior4
"Muraenosaurus brevior n. sp." = Cimoliasaurus brevior4 Lydekker 1889 elasmosaur
BMNH 41955, first reported by Lydekker (1889, p. 243)
 Sauropterygia - Cryptoclididae
Kimmerosaurus langhami2 Brown 1981 plesiosaur
R1798, partial skull and mandible; no detailed data is avilable, but the specimen almost certainly came from a cliff exposure between Sandsfoot Castle and the old Portland Ferry Bridge described by Damon (1884) (Brown et al. 1986:226))
 Sauropterygia - Pliosauridae
"Pliosaurus brachydirus" = Pliosaurus brachydeirus6
"Pliosaurus brachydirus" = Pliosaurus brachydeirus6 Owen 1841 plesiosaur
BMNH 41776a (crushed, partial cervical centrum)