Lachesis muta (Amazon Bushmasters)
Lachesis muta (Linnaeus, 1766)
This species is distinguished from other viper species of Ecuador by the following combination of characters: (1) tail not prehensile; (2) lacunolabial present; (3) subcaudal scales 31-56 in males and 33-50 in females, divided on most of the tail, except distally where they are more finely divided…
