Species: oxoniensis EVANS, 1991
Etymology:
Holotype: BMNH R12020
Locality: Old Cement Works Quarry, (Washford Quarry), Kirtlington, Ordnance Survey Grid Reference SP 495200, Oxford County, England,
Horizon: Kirtlington Mammal bed, near base of the Forest Marble.
Biostratigraphy: Oppelia aspidioides Zone.
Age: Upper Bathonian Stage, Middle Dogger Epoch, Middle Jurassic.
Material: Anterior region of a right maxilla.
Paratypes. A series of maxillae which complement the holotype, BMNH R12025, a left maxilla, BMNH R12026: Left maxilla, BMNH R12027: A left maxilla. BMNH R12028: Left maxilla.
Referred material:
BMNH R12022: Left premaxilla.
BMNH R12023: Nasal process of a left premaxilla.
BMNH R12024: Left premaxilla.
BMNH R12029: Frontal
BMNH R12030: Fragmentary frontal.
BMNH R12031: Juvenile right frontal.
BMNH R12032: Anterior fragment of a parietal.
BMNH R12033: Anterior fragment of a parietal.
BMNH R12034: Posterior fragment with second bone, probably a squamosal.
BMNH R12035: Prefrontal.
BMNH R12036: Posterior orbital bone of a juvenile.
BMNH R12037: Juvenile left postorbital.
BMNH R12038: Fragmentary left postorbital.
BMNH R12039: Right jugal.
BMNH R12040: Juvenile right quadrate.
BMNH R12041: Dorsal region of a right quadrate.
BMNH R12042: Fragmentary right quadrate.
BMNH R12043: Right quadrate.
BMNH R12044: Right quadrate.
BMNH R12045: Right palatine.
BMNH R12046: Juvenile right palatine.
BMNH R12047: Juvenile left palatine.
BMNH R12048: Posterior part of a left palatine.
BMNH R12049: Juvenile right ectopterygoid.
BMNH R12050: Left ectopterygoid.
BMNH R12051: Right pterygoid.
BMNH R12052: Fragmentary right pterygoid.
BMNH R12053: Anterior tip of a right pterygoid.
BMNH R12054: Anteromedial tip of a right pterygiod.
BMNH R12055: Sphenoid.
BMNH R12056: Sphenoid.
BMNH R12057: Sphenoid.
BMNH R12058: Basioccipital.
BMNH R12059: Juvenile basioccipital.
BMNH R12060: Left epipterygoid.
BMNH R12061: Right exoccipital.
BMNH R12062: Anterior region of a right dentary.
BMNH R12063: Posterior region of a left dentary.
BMNH R12064: Symphysal region of a mature right dentary.
BMNH R12065: Anterior region of a juvenile, probably hatchling, right dentary.
BMNH R12066: Right coronoid.
BMNH R12067: Immature right surangular.
BMNH R12068-R12146:
Locality: Guimarota near Leiria, Leiria District, Portugal.Horizon:
Biostratigraphy:
Age: Kimmeridgian Stage, uppermost Malm Epoch, Late Jurassic.
Material:
Number: Not given:
EVANS & MILNER, 1994
Locality: Hornsleasow Quarry, Snowshill, (SP 131322), Gloucestershire County, England, southern United Kingdom.
Horizon: Chipping Norton Member, Chipping Norton Formation.
Biostratigraphy: Zigzagiceras zigzag zone.
Age: Lower Bathonian Stage, Middle Dogger Epoch, Middle Jurassic..
Material:
Number: Not given:
EVANS & MILNER, 1994
Locality: Leigh Delamere, (ST 890790), Wiltshire County, England, Southern United Kingdom.
Horizon: Forest Marble.
Biostratigraphy:
Age: Upper Bathonian Stage, Middle Dogger Epoch, Middle Jurassic.
Material:
Number: Not given:
METCALF, 1993
Locality: Hornsleasow Quarry (also known as the Snowshill Quarry), Gloucestershire, England.
Horizon: Chipping Norton Member, Chipping Norton Formation.
Biostratigraphy: Zigzagiceras zigzag zone.
Age: Lower Bathonian Stage, Middle Dogger Epoch, Middle Jurassic.
Material:
GLRCM G58216: Dentary fragment.
BENSON, BUTLER, EVANS, JONES, PANCIROLI, TALANDA & STIG, 2023
Locality: Elgol Coast Site of Special Scientific Interest (Elgol Coast SSI), Inverness-Shire County, Highland Province, Isle of Skye, Scotland.
Horizon: Elgol Lagerstätte, Kilmaluag Formation.
Biostratigraphy:
Age: Bathonian Stage, Dogger Epoch, Middle Jurassic.
Material:
Number: Not given: Partial skeleton.