After Uetz, Etzold & Chenna, 1995-2000 [“The TIGR Reptile Database ” (former EMBL Reptile Database)]

    Boa Linnaeus, 1758
        Constrictor
        †Pseudoepicrates Auffenberg, 1963
        †Pseudopicrates Auffenberg, 1963

    Boa constrictor Linnaeus, 1758
        †Neurodromicus barbouri Vanzolini, 1952
        †Neurodromicus stanolseni Vanzolini, 1952
        †Pseudoepicrates stanolseni Vanzolini, 1952

        Boa constrictor amarili Stull, 1932
            Boa constrictor amarili Stull, 1932
            Constrictor constrictor amarali (Stull, 1932)
            Boa constrictor amarili Stull; Forcart, 1951

        Boa constrictor constrictor Linnaeus, 1758
            Boa constrictor constrictor Linnaeus, 1758
            Boa constrictor Linnaeus, 1758
            Constrictor formosissimus Laurenti, 1768
            Constrictor rex serpentum Laurenti, 1768
            Constrictor auspex Laurenti, 1768
            Constrictor diviniloquus Laurenti, 1768
            Boa constrictrix Schneider, 1801 (unjustified emendation)
            Boa constrictor Linnaeus; Boulenger 1893
            Boa constrictor constrictor Linnaeus; Forcart, 1951
            Boa constrictor constrictor Linnaeus; Stimson, 1969
            Boa constrictor Linnaeus; Liner, 1994
            Boa constrictor Linnaeus; McDiarmid, Campbell & Touré, 1999

        Boa constrictor imperator Daudin, 1803
            Boa constrictor imperator Daudin, 1803
            Boa imperator Daudin, 1803
            Boa eques Eydoux & Souleyet, 1842
            Boa diviniloquax var. mexicana Jan, 1863
            Boa constrictor var. isthmica Garman, 1883
            Boa imperator Daudin; Boulenger, 1893
            Boa mexicana Jan; Boulenger 1893,
            Constrictor constrictor imperator Daudin; Ihering, 1911
            Constrictor constrictor sigma Smith, 1943
            Boa constrictor imperator Daudin; Forcart, 1951
            Boa constrictor imperator Daudin; Stimson, 1969

        Boa constrictor longicauda Price & Russo, 1991

        Boa constrictor nebulosa (Lazell, 1964)
            Boa constrictor nebulosa (Lazell 1964)
            Constrictor constrictor nebulosus Lazell 1964
            Boa constrictor occidentalis Philippi, 1873
            Boa constrictor nebulosa (Lazell, 1964)
            Constrictor constrictor nebulosus Lazell, 1964

        Boa constrictor orophias Linnaeus, 1758
            Boa constrictor orophias Linnaeus, 1758
            Boa Orophias Linnaeus 1758,
            Boa diviniloqua Cope 1893,
            Boa diviniloqua Boulenger 1893 (non Laurenti, 1768)
            Constrictor constrictor orophias (Linnaeus) Amaral, 1929
            Boa constrictor orophias Linnaeus; Stimson, 1969

        Boa constrictor ortonii Cope, 1877
            Boa constrictor ortonii Cope, 1878
            Boa ortonii Cope, 1878
            Constrictor constrictor ortonii (Cope) Schmidt & Walker, 1943
            Boa constrictor ortonii Cope; Stimson, 1969

        Boa constrictor sabogae (Barbour, 1906)
            Boa constrictor sabogae (Barbour 1906)
            Epicrates sabogae Barbour 1906
            Constrictor constrictor sabogae (Barbour) Barbour & Loveridge, 1929
            Boa constrictor sabogae (Barbour) Forcart, 1951

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