Plea minutissima Leach, 1817: 14. ST(S): Great Britain.
Plea minutissima var. sublaevis Rey, 1894a: 13 (syn. Kerzhner, 1977a: 357). ST(S): France, Provence; MHNL?
Plea leachi M'Gregor & Kirkaldy, 1899: 4. For Notonecta minutissima auct., non Linnaeus, 1758.
Plea atomaria (non Pallas, 1771): Horváth, 1918a: 336. Misidentification.