| a molecular and morphological characterization of oliver's parrot snake, leptophis coeruleodorsus (squamata: serpentes: colubridae) with the description of a new species from tobago. | currently, two snake species of the genus leptophis occur in trinidad and tobago. one, l. stimsoni, is endemic to trinidad's northern range and known from relatively few specimens. the second is the diurnal, arboreal, brightly colored parrot snake leptophis coeruleodorsus oliver. it was originally described based on 23 specimens from trinidad, tobago, and four locations in northern venezuela but remains poorly known. it was later assigned as a subspecies of leptophis ahaetulla; a widespread, pol ... | 2013 | 26258246 |