| Vallecillosaurus Temporal range: 100–65 Ma Late Cretaceous |
|
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Infraphylum: | Gnathostomata |
| Class: | Sauropsida |
| Subclass: | Diapsida |
| Infraclass: | Lepidosauromorpha |
| Superorder: | Lepidosauria |
| Order: | Squamata |
| Superfamily: | Mosasauroidea |
| Genus: | Vallecillosaurus |
Vallecillosaurus was a genus of mosasauroid from the Late Cretaceous period.