Tytthoscincus monticolus Grismer, Wood, Ahmad, Baizul-Hafasyam, Afiq-Shuhaim, Rizal & Quah, 2018

Holotype and type locality: Adult male (LSUHC 13858) from “a hilly area near Sungai Bubu, Sekayu, Hulu Terengganu, Terengganu State, Peninsular Malaysia (4.9710° N, 102.9531° E; 174 m in elevation).”

Distribution: Known only from the type locality however, it is likely to range throughout the entire lowland system of the Sekayu region (Grismer et al. 2018a).