Species: cratynotus SEELEY, 1869 (nomen nudum)
Etymology:

Holotype:

Locality: Cambridge County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Undescribed vertebrae.
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Species: platyomus SEELEY, 1869 (nomen nudum)
Etymology:

Holotype:

Locality: Cambridge County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Undescribed vertebrae.
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Species: stenomus SEELEY, 1869 (nomen nudum)
Etymology:

Holotype:

Locality: Cambridge County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Cenomanian Stage, Upper Gallic Subepoch, Lowermost Gulf Epoch, Middle Cretaceous.

Material: Undescribed vertebrae.