Sand-flies and biting gnats are lesser nuisances.
These mosquitoes or gnats - the terms are synonymous - belong to the family Culicidae and the genus Anopheles, which was first classified by Meigen in 1818.
An ear of another type is found in the swollen second segment of the feeler in many male gnats and midges, the cuticle between this segment and the third forming an annular drum which is connected with numerous nerveendings, while the fine bristles on the more distal segments vibrate in response to the note produced by the humming of the female.
Argyroneta feeds principally upon flies or gnats, which it seizes from below as they light upon the surface of the water.
Thus true hereditary infection of a succeeding generation of gnats may be brought about.
7 The characters of galls are constant, and as a rule exceedingly diagnostic, even when, as in the case of ten different gall-gnats of an American willow, Salix humilis, it is difficult or impossible to tell the fullgrown insects that produce them from one another.
Comprises the midges, gnats, crane-flies, gad-flies, &c.
East Siberia suffers less from this plague than the marshy Baraba steppe; but on the Amur and the Sungari large gnats are an intolerable plague.
But, to Dean, neither did a 10mm line, all that bound the scampering gnats they could see peppering the icy walls of the gorge.
Some saw-flies, for example, are inquilinous in the galls of gall-gnats and some gall-gnats in the galls of saw-flies.
Ants, bees and wasps of many species, and flies and gnats abound, particularly during the summer rainy season, and at all elevations.