Person Info

H. H. Ross (Herbert Holdsworth)

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Publications
34
Records Collected
49
# of Collecting Events
11
Title Author Publication Year PDF File
A synopsis of common and economic Illinois ants, with keys to the genera (Hymenoptera, Formicidae). 1971-07-01
A study of Marlatt's group I of the genus Pontania with descriptions of four new species (Hymenoptera: Tenthredinidae). 1929-07-01
The description and life history of a new sawfly, Sterictiphora apios (Argidae: Hyemn.). 1933-07-01
Four new species of Dolerus (Hymen.: Tenthredinidae). 1935-07-01
The Nearctic species of Pikonema, a genus of spruce sawflies (Hymenoptera: Tenthredinidae). 1938-07-01
The Nearctic sawflies of the genus Aglaostigma. (Hymenoptera.). 1943-07-01
A taxonomic outline of the Nearctic species of Pachynematus (Tenthredinidae, Hymenoptera). 1945-07-01
New Eastern Species and a Newly Reported Introduction of Typhlocyha (Homoptera: Cicadellidae). 1949-02-01
New Species of Erythroneura of the Maculata Group (Homoptera: Cicadellidae). 1950-02-01
Synoptic notes on some Nearctic limnephilid caddisflies (Trichoptera, Limnephilidae). 1950-11-01
Notes on the sawfly subfamily Tenthredininae, with descriptions of new forms. 1931-07-01
Two new species of Neodiprion from southeastern North America (Hymenoptera: Diprionidae). 1961-07-01
Two new forms of the genus Zaschisonyx Ashmead (Tenthredinidae: Hymenoptera). 1929-07-01
Sawflies of the subfamily Dolerinae of America north of Mexico. 1931-07-01
The subfamily Lycaotinae in North America (Hymenoptera, Tenthredinidae). 1932-07-01
The Nearactic sawflies of the dineura complex (Hymen.: Tenthredinidae). 1935-07-01
The sawfly genus Empria in North America (Hymenoptera, Tenthredinidae). 1936-07-01
A generic classification of the Nearctic sawflies (Hymenoptera, Symphyta). 1937-07-01
Suborder Symphyta (= chaalstogastra) [except the Siricoidea, the Pamphiliidae, and the genus Periclista]. 1951-04-01
The taxonomy and evolution of the sawfly genus Neodiprion. 1955-07-01
The genera Selandria and Coryna in America north of Mexico (Tenthredinidae, Hymenoptera). 1930-07-01
The hymenopterous family Xyelidae in North America. 1932-07-01
Records of additional European sawflies in America and descriptions of new varieties of North American species. 1932-07-01
A new pecan sawfly, Megaxyela langstoni n. sp. (Hymenoptera: Xyelidae). 1936-07-01
The Nearctic sawflies of the genus Fenusa (Hymenoptera, Tenthredinidae). 1936-07-01
The North American sawflies of the genus Hoplocampa (Hymenoptera: Tenthredinidae). 1943-07-01
A new tribe and genus of nematine sawfly (Hymenoptera, Tenthredinidae). 1945-07-01
Metapedias silvai, a new sawfly from Brazil (Hymenoptera, Tenthredinidae). 1946-07-01
New species of North American Deltocephaline leafhoppers. 1972-12-01
A review of the North American leafhopper genus Laevicephalus (Hemiptera: Cicadellidae). 1972-12-01
Biological and Taxonomic Notes on Erythroenura (Homoptera: Cicadellidae). 1953-02-01
New synonomy and descriptions of Nearctic species of the genera Auridius and Hebecephalus. 1972-06-01
A new species of Dikraneura from witch-hazel (Homoptera-Cicadellidae). 1950-04-01
New Nearctic species of the genus Pristiphora Latreille (Hymenoptera: Tenthredinidae). 1960-08-01