What is the Latin name of the Boa constrictor?

* The Madagascar Ground Boa Acrantophis (madagascariensis) * The Madagascar Tree Boa (Sanzinia madagascariensis) * Dumeril's Boa (Acrantophis dumerili) * Not considered to be close relatives to first species of the genus described * The Red-tailed Boa, (Boa constrictor)