Distribution of the Trimeresurus kanburiensis species complex in Thai-Malay Peninsula: Localities. T. kanburiensis (yellow): 1 Kanchanaburi Prov., Sai Yok Dist., Wat Tham, Phom Lo Khao Yai; T. kuiburi (blue): 2 Prachuap Khiri Khan Prov., Kuiburi Dist., Wat Khao Daeng; 3 Prachuap Khiri Khan Prov., Kuiburi Dist., Khao Daeng Beach; 4 Prachuap Khiri Khan Prov., Kuiburi Dist., Khao Daeng, near Ban Thung Noi; T. cf. venustus (1) (green): 5 Chumphon Prov., Wat Tham Sanook; T. venustus s. str. (pink): 6 Krabi Prov., Mueang Krabi Dist., Tiger Cave viewpoint; 7 Thailand, Nakhon Si Thammarat Prov., Khao Luang; 8 Nakhon Si Thammarat Prov., Thung Song; 9 Surat Thani Prov.; Trimeresurus ciliaris sp. nov. (red): 10 Trang Prov., Palian Dist., Thum Khao Ting; 11 Tha Le Ban NP., Khuan Don Dist., Satun Prov.; 12 Perlis State National Park, Perlis State; T. cf. venustus (2) (purple): 13 Pulau Langkawi Island, Kedah State. Remark: stars denote type localities (the type locality is not shown for T. kanburiensis as it was not sampled). Abbreviations: MY – Myanmar, MA – Malaysia, Prov. – Province, Dist. – District.