Gerris costae poissoni Wagner & Zimmermann, 1955: 184. HT: male, Great Britain, England; ZMUH.
Gerris costae arvernensis Poisson, 1957a: 234 (syn. Andersen, 1995: 100, see note). ST(S): France, Massif Centrale; USNM.
%LABEL% (%SOURCE%)
Gerris costae poissoni Wagner & Zimmermann, 1955: 184. HT: male, Great Britain, England; ZMUH.
Gerris costae arvernensis Poisson, 1957a: 234 (syn. Andersen, 1995: 100, see note). ST(S): France, Massif Centrale; USNM.
%LABEL% (%SOURCE%)