Ophthalmicus pubescens Jakovlev, 1871: 29. LT (Kerzhner, 1979c: 60): female, Astrakhan; ZMAS.
?Ophthalmicus hyalinus Fieber, 1861b: 276 (syn. Péricart & Ribes, 1992: 78, suspected). LT (Péricart & Ribes, 1992: 78): male, Egypt, Sakkara; ZMHB.
Ophthalmicus timidus Puton, 1873: 16 (syn. Péricart & Ribes, 1992: 79). LT (Péricart & Ribes, 1992; 79): female, Algeria, Biskra; MNHN.
Geocoris megacephalus var. puberulus Montandon, 1907d: 314 (syn. Péricart, 1999a: 346). HT: Canary Islands, Tenerife; lost?
Geocoris megacephalus var. anemiatus Montandon, 1907d: 316 (syn. Josifov, 1987b: 4). STS: Egypt (Cairo) and Kenya (lago Bass Narok [= Turkana Lake]; HNHM?, MCSN?
Geocoris megacephalus var. pilosulus Montandon, 1907d: 316 (syn. Josifov, 1987b: 4). ST(S): Cabo Verde Isl., Boa Vista; lost?
Geocoris megacephalus var. desertus Montandon, 1907d: 317 (syn. Linnavuori, 1978: 61, with anemiatus; Josifov, 1987b: 4, with pubescens). ST(S): Egypt, Suez; USNM (1 ST).
Geocoris megacephalus creticus Josifov, 1968b: 454 (syn. Josifov, 1987b: 4). HT: male, Crete; ZISB.