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English
Etymology
From gon- + Latin arcus (“arc, bow”).
Noun
gonarcus
- (zoology) An arched structure that is a principal feature of the male genitalia of some insects.
1961, Agricultural Experiment Station, Bulletin A, page 49:The gonarcus (fig. 5) is situated internally between the anal segment and the ninth sternite.
- 1988, Neuroptera International, Volume 5 - Volume 7, Issue 2, page 60,
- Its shape is related to the structure of the gonarcus-parameres complex and of the coaptation structures which exist between this complex and the subgenital plate.
2005, David Grimaldi, Evolution of the Insects, page 341:Defining features of the Neuroptera include the association of the ninth gonocoxites with the gonarcus and the peculiar sucking-mandibulate mouthparts of the larvae (U. Aspock et al., 2001).