Genus: Huxleysaurus PAUL, 2011
Etymology: For Dawin's "Bulldog" and coiner of the term agnostic, Thomas Huxley, and Greek, sauros, "lizard."

Species: hollingtoniensis (LYDEKKER, 1889) PAUL, 2011
= Iguanodon hollingtoniensis LYDEKKER, 1889
Etymology:

Holotype: NHMUK (BMNH) R1148, R1629, R1632, 811, 811b, 604

Locality: Hollington, near Hastings, East Sussex County, England, Southern United Kingdom.

Horizon: Wadhurst Clay, Lower Wealden Formation.

Biostratigraphy:

Age: Lower Valanginian Stage, Middle Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material: Femur, sacral vertebrae.

Broken down by LYDEKKER, 1890

NHMUK (BMNH) R1148: Right femur.

NHMUK (BMNH) R1629a: Fragmentary scapula.

NHMUK (BMNH) R1629b: Crushed left radius and ulna.

NHMUK (BMNH) R1629c: Phalangeal spine of pollex.

NHMUK (BMNH) R1629d: Left femur.

NHMUK (BMNH) R1629e: Fragmentary left tibia.

NHMUK (BMNH) R1629f: Proximal portion of left fibula.

NHMUK (BMNH) R1629g: Second left metatarsal and the associated proximal phalangeal.

NHMUK (BMNH) R1632: 10 associated imperfect sacral and caudal vertebra.

NHMUK (BMNH) R1632a: 3 imperfect and much crushed cervical vertebrae and the distal portion of a metatarsal.

NHMUK (BMNH) R1632b: Terminal phalangeal of the second digit of the left pes.

Referred material:

NHMUK (BMNH) R811: Sacral vertebrae.

NHMUK (BMNH) R811b: Ilium.

NHMUK (BMNH) R 604: Dorsal vertebrae.

NHMUK (BMNH) 33: Fragmentary skeleton.

Locality: Shornden, near Hastings, East Sussex County, England, Southern United Kingdom.

Horizon: Wadhurst Clay, Lower Wealden Formation.

Biostratigraphy:

Age: Lower Valanginian Stage, Middle Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material:

NHMUK (BMNH) R 1636: Fragmentary skeleton.

NHMUK (BMNH) R1634: A middle dorsal vertebra.

 

Locality: Speeton Clay, Yorkshire County, England, Southern United Kingdom.

Horizon: D7D, Speeton Clay.

Biostratigraphy: Paracraspedites and Suberacraspidites zone.

Age: Late Berriasian Stage, Lower Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.

Material:

NHMUK (BMNH) R8676: Right femur, tibia with attached astragalus and partial fibula.

Note: Has a pathology on the distal part of the shaft of the tibia (GALTON, 2009)