Taxonomer
The Century Dictionary and Cyclopedia
noun.
A taxonomist.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a biologist who specializes in the classification of organisms into groups on the basis of their structure and origin and behavior
Hypernym
Words that are more generic or abstract
biologist
life scientist
Hyponym
Words that are more specific
divider
lumper
splitter