Classification
Tree [regio]Heteroptera [subordo]
Lygaeidae [familia]
Geocorinae [subfamilia]
Geocoris [genus]
Piocoris [subgenus]
Geocoris (Piocoris) erythrocephalus [species]
Geocoris (Piocoris) erythrocephalus (Lepeletier & Serville, 1825) contains the following taxa:
Geocoris (Piocoris) erythrocephalus erythrocephalus (Lepelletier & Serville, 1825) [subspecies]
Geocoris (Piocoris) erythrocephalus marginellus Horváth, 1907 [subspecies]