Zamenis ladacensis subnigra Boettger, 1893 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Squamata family Colubridae genus Platyceps species Platyceps rhodorachis Name Homonyms Zamenis ladacensis subnigra Boettger, 1893 Zamenis ladacensis var. subnigra Boettger, 1893