Genus: Eucercosaurus SEELEY, 1879 (nomen dubium)
Etymology: Greek, eu-, “good, ture”, Greek, kerkos, “tail”, and Greek, sauros, “lizard”: “Good tailed lizard”.
= Eucerosaurus ROMER, 1966 (sic)

Species: tanyspondylus SEELEY, 1879 (nomen dubium)
Etymology:
= Anoplosaurus tanyspondylus (SEELEY, 1879) STEEL, 1969 (nomen dubium)

Holotype: Woodwardian Museum

Locality: Trumpington, near Cambridge, Cambridge County, England, Southern United Kingdom.

Horizon: Upper Greensand.

Biostratigraphy:

Age: Late Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material: 19 centra, 3 sacral, 4 dorsal and 12 caudal, and a neural arch.