Luzon mountain ratsnake
Ptyas luzonensis

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Head and neck: brown above, light brown to yellowish brown below; head slightly distinct from neck; eyes large; 1 preocular with a subocular below it; 2 postoculars; 8 upper labials, 4th and 5th in contact with eye; 8 lower labials, 6th triangular.


Body: slender; brown with black edges, creating a net-like pattern; ventral light yellowish brown; tail black.

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