Subspecies Subspecies Taxon author Common name Geographic range T. j. bourreti PERSON@1 , NUMBER@1 PERSON@2 's pitviper Northwestern LOCATION@1 -LRB- in the provinces of PERSON@3 and PERSON@4 , and possibly also in adjascent LOCATION@2 -LRB- LOCATION@3 -RRB- .

Geographic range T. j. bourreti PERSON@1 , NUMBER@1 PERSON@2 's pitviper Northwestern LOCATION@1 -LRB- in the provinces of PERSON@3 and PERSON@4 , and possibly also in adjascent LOCATION@2 -LRB- LOCATION@3 -RRB- .
