FIGURE 7 in Oligodon saiyok, a new limestone-dwelling kukri snake (Serpentes: Colubridae) from Kanchanaburi Province, western Thailand

FIGURE 7. Left view of the head of the preserved paratype of Oligodon saiyok sp. nov. Photograph by M. Sumontha.Published as part of Sumontha, Montri, Kunya, Kirati, Dangsri, Siriwat & Pauwels, Olivier S. G., 2017, Oligodon saiyok, a new limestone-dwelling kukri snake (Serpentes: Colubridae) from Kanchanaburi Province, western Thailand, pp. 316-328 in Zootaxa 4294 (3) on page 322, DOI: 10.11646/zootaxa.4294.3.2, http://zenodo.org/record/84478