''Epaphius castificus'' is a species of ground beetle in the family Carabidae. It is found in China.
Subspecies
These two subspecies belong to the species ''Epaphius castificus'':
* ''Epaphius castificus castificus'' P.Moravec & Wrase, 1998 (China)
* ''Epaphius castificus taibaicola'' Deuve, 2001 (China)