Spatula-toothed snakeThe spatula-toothed snake is a species of snake in the family Colubridae. The species is endemic to Indonesia.EtymologyThe specific name, werneri, is in honor of Austrian herpetologist Franz Werner.TaxonomyThe species I. werneri is monotypic within the genus Iguanognathus.Geographic rangeI. werneri is known only from the holotype, which was collected in Sumatra, Indonesia.HabitatThe natural habitat of I. werneri is unknown.DescriptionAll the teeth of I. werneri have spatulate crowns, which are ribbed along the outer side. The holotype, which is a female, has a total length of, including a tail long.ReproductionI. werneri is oviparous.