Genus: Baryonyx CHARIG & MILNER, 1986
Etymology: Greek, barys “heavy, strong”, and Greek, onyx ,“talon, claw”: Heavy claw.
= Cristatusaurus TAQUET & RUSSELL, 1998
Etymology: Latin, cristatus, "crest, " and Latin, saurus, "lizard": Crested lizard.
= Suchomimus SERENO, BECK, DUTHEIL, GADO, LARSSON, LYON, MARCOT, RAUHUT, SADLEIR, SIDOR VARRICCHIO, WILSON & WILSON, 1998
Etymology: Greek, suchos, “crocodile” and Greek, mimos, “mimic”: Crocodile mimic.

Species: walkeri CHARIG & MILNER, 1986
Etymology: In honor of Mr. William J. Walker, who found the first indication of the skeleton, namely the large claw bone.

Holotype: NHMUK (old BMNH Palaeo Dept.) R. 9951

Locality: Claypit at Smokejacks Brickworks (Ockley Brick Company Limited), Wallis Wood, Ockley, near Dorking, Surrey County, England, Southern United Kingdom.

Horizon: Weald Clay, Upper Wealden.

Biostratigraphy: Cypridea clavata zone.

Age: Near the base of the Barremian Stage, Lower Gallic Subepoch, Middle Early Cretaceous Epoch, Early Cretaceous.

Material: Conjoined premaxillae, front of left maxilla, conjoined nasals, lachrymal and parts of adjacent bones, frontals, anterior end of braincase, occiput, left dentary, some post-dentary bones of the lower jaw, teeth in both jaws and in isolation, axis, most of the other cervical vertebrae, some dorsal vertebrae, one caudal vertebra, cervical rib, dorsal ribs, gastralia, chevrons, both scapulae, both coracoids, possible clavicle, both humeri, phalanges of manus including ungual (one of them, not certainly from manus, extremely large), pieces of ilia and pubes, ischium, proximal end of left femur and distal end of right, left fibula lacking distal end, right calcaneum, distal ends of metatarsals, phalanges, of pes including unguals, various unidentified pieces, suspected gastroliths.

Note: Lepidotes scales and remains of a young Iguanodon are found in the stomach region.

Referred material:

AGAR, 2005

Number: Not given: Tooth.

 

HUTT, 2001

Locality: Sandown Bay, Isle of Wight County, England, Southern United Kingdom.

Horizon: Wessex Formation, Wealden Group.

Biostratigraphy:

Age: Valanginian-Hauterivian Stage, Neocomian Subepoch- Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material:

MIWG 3642: 2 teeth.

 

 

Locality: Brighstone Bay, Isle of Wight County, England, Southern United Kingdom.

Horizon: Wessex Formation, Wealden Group.

Biostratigraphy:

Age: Valanginian-Hauterivian Stage, Neocomian Subepoch- Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material:

MIWG 5122: Tooth.

 


Locality: Ex Carisbrook Museum, Isle of Wight County, England, Southern United Kingdom.

Horizon: Wessex Formation, Wealden Group.

Biostratigraphy:

Age: Valanginian-Hauterivian Stage, Neocomian Subepoch- Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material:

MIWG 6527: Phalanx.

 

HUTT & NEWBERRY, 2004

Locality: South-west coast, Isle of Wight County, England, Southern United Kingdom.

Horizon: Wealden.

Biostratigraphy:

Age: Early Cretaceous.

Material:

Number: Not given: Dorsal vertebra.

 


NAISH, HUTT & MARTILL, 2001

Locality: Unknown, Isle of Wight County, England, Southern Kingdom.

Horizon: Wessex Formation, Wealden Group.

Biostratigraphy:

Age: Valanginian-Hauterivian Stage, Neocomian Subepoch- Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.

Material:

IWCMS 1995/208, 1995/207: Teeth.

 

NAISH & SWEETMAN, 2011

Locality: Pevensey Pit, Ashdown Brickworks, northwest of Bexhill, East Sussex County, England, Southern United Kingdom.

Horizon: Wadhurst Clay Formation, Hastings Group.

Biostratigraphy:

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

Material:

Number: Not given:

 

VIERA & TORRES, 1995

Locality: Igea Town, La Rioja Province, Northern Spain.

Horizon: Weald, Enciso Group.

Biostratigraphy:

Age: Barremain Stage, Lower Gallic Subepoch, Middle Gulf Epoch, Early Cretaceous.

Material:

Geologia de la Sociedad de Ciencas Aranxada, GA-2065: Left maxilla.

MALAFAIA, GASULLA, ESCASO, NARVAEZ & ORTEGA, 2020

Undescribed: Complete hind limb.

 


= Suchosaurus girardi SAUVAGE, 1897/98 (nomen dubium)
Etymology: In honor of French geologist Albert Girard.

Holotype:

Locality: From the sea-cliffs north of Cape Espichel, Boco do Chapim, Lisboa e Setubal Province (formerly Estremadura), Portugal.

Horizon: Papo Seco Formation.

Biostratigraphy:

Age: Barremian Stage, Lower Gallic Subepoch, Middle Early Cretaceous Epoch, Early Cretaceous.

Material: Jaw fragments with teeth.

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