''Leptosaurus'' is a genus of

sphenodont Rhynchocephalia (; ) is an order of lizard-like reptiles that includes only one living species, the tuatara (''Sphenodon punctatus'') of New Zealand. Despite its current lack of diversity, during the Mesozoic rhynchocephalians were a diverse gro ...

from the Late Jurassic of Bavaria, southern Germany. ''

Kallimodon ''Kallimodon'' is a genus of sphenodont from the Late Jurassic of Bavaria, southern Germany. Systematics ''Kallimodon'' was originally described as a species of ''Homoeosaurus'' by Karl von Zittel in 1887. However, in 1963 it was renamed ''Kall ...

'', at times synonymized with ''Leptosaurus'', is actually a distinct genus more closely related to ''

Sapheosaurus ''Sapheosaurus'' was an extinct genus of Late Jurassic Sphenodontia, sphenodont. Its skull was longer and narrower than that of ''Homoeosaurus''. It was classified as a genus of sapheosaur by Michael Benton in 1985. It reached a length of 70 ...

''.Oliver W. M. Rauhut & Adriana López-Arbarello (2015) Zur Taxonomie der Brückenechse aus dem oberen Jura von Schamhaupten. n the taxonomy of rhynchocephalians from the Late Jurassic of Schamhaupten''Archaeopteryx'' 33: 1-11 https://www.researchgate.net/publication/301517359_Zur_Taxonomie_der_Bruckenechse_aus_dem_oberen_Jura_von_Schamhaupten_On_the_taxonomy_of_the_rhynchocephalian_from_the_Late_Jurassic_of_Schamhaupten

References

{{Taxonbar, from=Q6528317 Sphenodontia Late Jurassic reptiles of Europe