Lankascincus dorsicatenatus, also known as the catenated lankaskink,[3][4] is a species of skink, a lizard in the family Scincidae.

The species is endemic to island of Sri Lanka.

[2] L. dorsicatenus was originally placed in the "wastebasket taxon" Sphenomorphus, but was later moved to the genus Lankascincus, which is a genus of skinks endemic to Sri Lanka.

L. dorsicatenatus is found in southwestern Sri Lanka, the wet zone.

[1] The preferred natural habitat of L. dorsicatenatus is forest.