Halictus thoracicus Friese ssp. merescens Cockerell, 1919 : 275, FFF. Types : Philippines, Luzon, Mount Banahao, leg. Baker; Blüthgen, 1926 : 407 (clé), 425.
Pachyhalictus (Pachyhalictus) merescens : Michener, 1978: 518.

Distribution: Philippines.