Gerris lateralis Schummel, 1832: 39. STS: 1 male, 1 female, Poland, Silesia.
Gerris asper var. obscuratus Wagner, 1937a: 7. ST(S): Germany, Schmilau; ZMUH.
Gerris lateralis asper (non Fieber, 1860): Southwood & Leston, 1959: 349; Savage, 1989: 50.
Gerris lateralis Schummel, 1832: 39. STS: 1 male, 1 female, Poland, Silesia.
Gerris asper var. obscuratus Wagner, 1937a: 7. ST(S): Germany, Schmilau; ZMUH.
Gerris lateralis asper (non Fieber, 1860): Southwood & Leston, 1959: 349; Savage, 1989: 50.
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