Scytale neuwiedii var. nigrum Stimpson, 1974 Dataset GBIF Backbone Taxonomy Rank VARIETY Published in Stimpson. Classification kingdom Animalia phylum Chordata class Squamata family Colubridae genus Pseudoboa species Pseudoboa nigra Name Homonyms Scytale neuwiedii nigrum Duméril, Bibron & Duméril, 1854 Scytale neuwiedii var. nigrum Duméril, Bibron & Duméril, 1854 Scytale neuwiedii var. nigrum Stimpson, 1974