Heteropsis strigula sub-group

This sub-group of the Ht. strigula group includes all the members of the clade comprising both Ht. strigula (Mabille, 1877) and Ht. maeva but not Ht. ankova in Aduse-Poku et al., (2015) . Its species exhibit loss of expression of HWD space-M3 ocellus together with various degrees of broadening of the valve tip into a club like, truncate or cleft structure bearing numerous spinoid setae (Lees, 1997: 107).