RlPITUk SQUAMATA: SERPENTES: CROTALUS DURISSUS
Nov 30, 1993· CROTALUS DURISSUS body has 18-35 brownish or blackish diamond-shaped dorsal blotches, usually with lighter centers, except in many individuals from southern South America in which the center is not noticeably lighter than the rest of the blotch. The blotches are usually outlined by one row of paler colored scales.