. "CR" . . . "* Lachesis lanceolatus - Luederwaldt & Fonseca, 1923" . "Common names: Alcatrazes lancehead.Bothrops alcatraz is a venomous pitviper species found only on an island off the coast of southeastern Brazil. No subspecies are currently recognized."@en . "IUCN3.1" . . . "* Bothrops alcatraz - Marques, Martins & Sazima, 2002" . . . "Bothrops alcatraz"@en . .