systematist

sys·tem·a·tist  (sst-m-tst, s-stm-)

n.

1. One who adheres to or formulates a system or systems.

2. A taxonomist.

Thesaurus

Noun	1.	systematist - a biologist who specializes in the classification of organisms into groups on the basis of their structure and origin and behavior taxonomer, taxonomist biologist, life scientist - (biology) a scientist who studies living organisms lumper - a taxonomist who classifies organisms into large groups on the basis of major characteristics divider, splitter - a taxonomist who classifies organisms into many groups on the basis of relatively minor characteristics
	2.	systematist - an organizer who puts things in order; "Aristotle was a great orderer of ideas" systematiser, systematizer, systemiser, systemizer, orderer arranger, organizer, organiser - a person who brings order and organization to an enterprise; "she was the organizer of the meeting"