Genus: Callovosaurus GALTON, 1980
Etymology: For the Callovian aged (Middle Jurassic) deposits of England, and Greek, sauros, "lizard": Callovian lizard.

Species: leedsi (LYDEKKER, 1889) GALTON, 1980
Etymology: In honor of Alfred Nicholson Leeds a quarry owner and amateur palaeontologist
= Camptosaurus leedsi LYDEKKER, 1889

Holotype: BMNH R1933

Locality: Near Peterborough, Northamptonshire County, England, Southern United Kingdom.

Horizon: Oxford Clay.


Age: Middle-Late Callovian Stage, Upper Dogger Epoch, Middle Jurassic.

Material: Left femur.

Referred material:

BMNH R1608: Cast of type.