Isle of Portland (Portlandemys type locality) (Jurassic of the United Kingdom)

Where: England, United Kingdom (50.6° N, 2.4° W: paleocoordinates 41.3° N, 7.6° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Tithonian (152.1 - 145.0 Ma)

• Portlandian

• formation-level stratigraphic resolution

Environment/lithology: marine; ooidal limestone

Size class: macrofossils

Collected in 1904; reposited in the BMNH

Collection methods: quarrying, surface (in situ), mechanical

• Bought from R.F. Damon, Jan. 1904

Primary reference: T. S. Parsons and E. E. Williams. 1961. Two Jurassic turtle skulls: a morphological study. Bulletin of the Museum of COmparative Zoology 125(3):43-107 [R. Benson/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 137748: authorized by Roger Benson, entered by Roger Benson on 19.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Testudines - Plesiochelyidae
Portlandemys mcdowelli n. gen. n. sp.
Portlandemys mcdowelli n. gen. n. sp. Gaffney 1975 turtle
BMNH R2914, R3163 (partial crania), R3164 (mandible) (note: Ref 55678, Anquetin et al, 2015, states NHMUK R3163 is not referable to this taxon)