Full Idea
Dicaearchus advanced the view that mind and soul do not exist; there is only body configured in a certain way.
Gist of Idea
Dicaearchus said soul does not exist, but is just a configuration of the body
Source
report of Dicaearchus (On the Soul (frags) [c.320 BCE]) by William W. Fortenbaugh - Dicaearchus
Book Reference
'Encyclopedia of Classical Philosophy', ed/tr. Zeyl,Donald J. [Fitzroy Dearborn 1997], p.183
A Reaction
Pure eliminativism! It is hard to find even ruthless modern physicalists taking such a bold view. Note that he is a pupil of Aristotle, and this does not sound like a major disagreement with his teacher's views.