Results 11 to 20 of about 50,399 (259)

On some African Delphacidae (Homoptera) [PDF]

open access: greenBulletin of Entomological Research, 1920
Very little is known about the African DELPHACIDAE, especially the tropical forms. For this reason it is worth recording the few species represented in a small collection made by Mr. J. C. Bridwell at Oloke-Meji, Ibadan, Nigeria, in 1914. All the specimens were swept from grasses and reeds.
F. Muir
openalex   +5 more sources

NEW NORTH AMERICAN HOMOPTERA [PDF]

open access: greenThe Canadian Entomologist, 1890
Soiled white. Antennal depression, a dot on each ocellus, a pair of large round spots on the vertex, an angular spot behind each eye, the basal angles of the scutellum, the tergum and disc of the pleural pieces, black; the elytra whitish hyaline generally with fuscous nervures. Length about 6 mm.
E. P. Van Duzee
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Cerotrioza (Psyllidae, Homoptera) [PDF]

open access: bronzeProceedings of the Hawaiian Entomological Society., 1920
Dorothy Lamb Crawford
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On some Samoan fulgorids (Homoptera) [PDF]

open access: greenProceedings of the Hawaiian Entomological Society, 1921
F. Muir
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The Genitalia of the Auchenorhynchous Homoptera [PDF]

open access: yesAnnals of the Entomological Society of America, 1922
Most students of insect morphology consider that the male and female genitalia of insects are homologous, but it is also considered that in some groups of insects the female genital opening, or gonopore, is situated between the eighth and ninth abdominal sternites and the male gonopore between the ninth and tenth.
Kershaw, J. C., Muir, F.
openaire   +3 more sources

Acoustic Signals of \u3ci\u3eGraminella Nigrifrons\u3c/i\u3e (Homoptera: Cicadellidae) [PDF]

open access: yes, 2017
The deltocephaline leafhopper, Graminella nigrifrons, produces low intensity sub- strate transmitted vibrations (signals) to facilitate location of virgin females by males during courtship.
Heady, S. E, Nault, L. R
core   +2 more sources

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