The life cycles and wing lengths of Finnish Gerris Fabr. species (Heteroptera, Gerridae)
By: Kari Vepsäläinen.
Series: Acta zoologica Fennica ; 141; Acta zoologica Fennica ;; 141.
Publisher: Societas pro Fauna et Flora fennica : [sold by Akateeminen Kirjakauppa]
Published: 1974
Place of publication: Helsinki
Language: eng
Number of pages: 73
Subjects: Gerris.; Gerris -- Life cycles.; Polymorphism (Zoology); Insects -- Finland.
Notes: Bibliography: p. 69-73.
"Report no. 506 from Tvärminne Zoological Station, University of Helsinki."