Histriasaurus

Histriasaurus
Temporal range: Early Cretaceous,
Vertebra from the holotype
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Clade: Dinosauria
Clade: Saurischia
Clade: Sauropodomorpha
Clade: Sauropoda
Superfamily: Diplodocoidea
Family: Rebbachisauridae
Genus: Histriasaurus
Dalla Vecchia, 1998
Type species
Histriasaurus boscarollii
Dalla Vecchia, 1998

Histriasaurus (HIS-tree-ah-SAWR-us) (meaning "Istria lizard") is a genus of sauropod dinosaur from the Early Cretaceous (Hauterivian to Barremian stages, around 135-125 million years ago) of Croatia. It has been suggested to be a rebbachisaurid, and if so one of the oldest known members of the group.