Annotated checklist of the terrestrial molluscs from Laos (Mollusca, Gastropoda) Author Inkhavilay, Khamla Author Sutcharit, Chirasak Author Bantaowong, Ueangfa Author Chanabun, Ratmanee Author Siriwut, Warut Author Srisonchai, Ruttapon Author Pholyotha, Arthit Author Jirapatrasilp, Parin Author Panha, Somsak text ZooKeys 2019 834 1 166 http://dx.doi.org/10.3897/zookeys.834.28800 journal article http://dx.doi.org/10.3897/zookeys.834.28800 1313-2970-834-1 A9309D4615834D33A6B7F824BC3160FD Valiguna siamensis (Martens, 1867) Vaginulus siamensis Martens, 1867: 68, pl. 5, fig. 3. Type locality: Petshaburi [Petchaburi Province, Thailand]. Semperula siamensis : Grimpe and Hoffmann 1925 : 388, 390-392. Hoffmann 1925 : 179-181, 256, 257. Solem 1966 : 21. Valiguna siamensis : Gomes and Thome 2004 : 595, 596. Material examined. Specimens from Phou Thevada Hotel, Paksong District, Champasak Province (Figs 19B, 55B). Distribution. Sri Lanka and Thailand ( Solem 1966 , Gomes and Thome 2004 ). Remarks. These slugs are usually found in disturbed forests, plantations and anthropogenic habitats all over Laos and Thailand. Figure 19. A Atopos laidlawi , CUMZ collection B Valiguna siamensis , CUMZ collection C Meghimatium bilineatum , CUMZ collection D Meghimatium pictum , CUMZ collection E Cryptosemelus sp., CUMZ collection F Durgella libas , CUMZ collection G Parmarion martensi , CUMZ collection.