Calamaria ulmeriCalamaria ulmeri, commonly known as Ulmer's reed snake, is a species of snake in the family Colubridae. The species is endemic to Sumatra.EtymologyThe specific name, ulmeri, is in honor of American mammalogist Frederick A. [Ulmer, Jr.].Geographic rangeC. ulmeri is found in northern Sumatra, and is only known from two specimens.HabitatThe preferred natural habitat of C. ulmeri is forest, at an altitude of.DescriptionThe holotype of C. ulmeri has a snout-to-vent length of, and an incomplete tail. It is brownish dorsally, and it is yellow ventrally.ReproductionC. ulmeri is oviparous.