Archosauria - Dinosauria - Heterodontosauridae

Synonym: Lanasaurus scalpridens Gow 1975

Full reference: S. H. Haughton. 1924. The fauna and stratigraphy of the Stormberg Series. Annals of the South African Museum 12:323-497

Belongs to Lycorhinus according to P. C. Sereno 2012

Sister taxon: Lycorhinus parvidens

Type specimens:

• Lycorhinus angustidens: SAM 3606, a mandible. Its type locality is Paballong, Mount Fletcher, which is in a Hettangian/Sinemurian terrestrial horizon in the Upper Elliot Formation of South Africa.
• Lanasaurus scalpridens: BPI 4244, a mandible. Its type locality is Buck Camp, Golden Gate Highlands NP (BPI 4244), which is in a Hettangian/Sinemurian terrestrial horizon in the Upper Elliot Formation of South Africa.

Ecology: ground dwelling herbivore