Ulmer's reed snake
Calamaria ulmeri, commonly known as Ulmer's reed snake, is a species of snake in the family Colubridae. The species is endemic to Sumatra.
The specific name, ulmeri, is in honor of American mammalogist Frederick A. Ulmer, Jr. (1892–1974).
The holotype of C. ulmeri has a snout-to-vent length of 28.4 cm (11.2 in), and an incomplete tail. It is brownish dorsally, and it is yellow ventrally.
C. ulmeri is found in northern Sumatra, and is only known from two specimens.
The preferred natural habitat of C. ulmeri is forest, at an altitude of 2,070 m (6,790 ft).
C. ulmeri is oviparous.