Species: thomasi ROBINSON, 1957
Etymology:
Holotype: NHMUK PV R. 6106
Locality: Ruthin, South Wales, United Kingdom (Emborough Quarry, Old Down, about 6 miles north-north-east of Wells, (ST 623505), in the Mendip hills of Somerset County, England?)
Horizon: Fissure fill, Keuper Formation?
Biostratigraphy:
Age: Rhaetian Stage, Late Triassic Epoch, Late Triassic (Carnian/Norian Stage, Late Triassic Epoch, Late Triassic?)
Material: Dentary.
Note: A pathology on the dentary (CHAMBI-TROWELL, WITESIDE, SKINNER, BENTON, & RAYFIELD, 2022)
Referred material:
NHMUK PLR 500: Maxilla.
NHMUKPLR 501: Jaw fragment with 6 teeth.
NHMUK (old BMNH) R 6107: Fragment of jaw with 2 broken and 3 beautifully preserved teeth.
FRASER, 1986
Locality: Ruthin Quarry, South Glamorgan County, South Wales, England, Southern United Kingdom.
Horizon:
Biostratigraphy:
Age: Late Triassic-Early Jurassic.
Material:
AUP 11369: Fragmentary dentary.
AUP 11370: Fragment of right dentary.
AUP 11226: Right premaxilla.
SKINNER, WHITESIDE & BENTON, 2020
Locality: A small, abandoned northern quarry (National Grid Reference, SS 975795) around the Ruthin Quarry, St. Mary on the Hill, The Vale of Glamorgan, South Wales (NGR SS 975, 976), United Kingdon.
Horizon: Ruthin Fissure, Wesbury Formation.
Biostratigraphy:
Age: Latest Norian to Early Rhatian Stage, Late Triassic Epoch, Late Triassic.
Material:
NHMUK PV R6107: Maxilla fragment.
NMW 88.12.G.36: Left fragment with teth.
NMW 88.12.G.73: Tricuspid tooth with a root.