Plinthisus reyi Puton, 1882a: 185. LT (Scudder, 1967b: 157): male (brach.), France, Pyrénées-Orientales, Collioure; MNHN.
Plinthisus bicolor Rey, 1888a: 101 (syn. Péricart & Ribes, 1994: 248). LT (Wagner, 1963t: 122; Péricart & Ribes, 1994: 247): male, France; MNHN.
?Plinthisus parvulus Kerzhner, 1962a: 139 (syn. Péricart, 1999b: 157, suspected). HT: male (brach.), Kazakhstan, Dzhungarskiy Alatau, nr village Topolevka, 40 km E of Sarkand; ZMAS.