Atropoides picadoi, also known as Picado's jumping pitviper,[3] is a species of venomous snake, a pitviper in the subfamily Crotalinae of the family Viperidae. The species is endemic to Costa Rica. There are no subspecies that are recognised as being valid.[4] It is monotypic in the genus Atropoides.
Adults of A. picadoi commonly reach a total length (including tail) of 75–95 cm (2.46–3.12 ft) with a maximum of 120.2 cm (3.94 ft). A. picadoi is extremely stout, though not quite so much as A. mexicanus.[3]
Atropoides picadoi is found in the mountains of Costa Rica and western Panama at 50–1,500 m (160–4,920 ft) altitude. Its geographic range includes the Cordillera de Tilarán, the Cordillera Central, and the Cordillera de Talamanca. The type locality given is "La Palma, [San José Province], Costa Rica, 4500 feet".[2]