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A new scelionid egg parasite of the black widow spider

Authors: Herbert L Dozier

Published in Proceedings of the Entomological Society of Washington, in 1931, in volume 33, pages 27-28

Created: 2011-05-06, modified: 2011-06-21

Bruohidae in-festing seeds of Compositae, with descriptions of new genera and species (Coleoptera)

Authors:

Published in Proceedings of The Entomological Society of Washington, in 1931, in volume 33, pages 37-42

Created: 2011-08-10, modified: 2011-08-10

Two new Peruvian Microlepidoptera of economic importance (Gelechiidae and Oecophoridae)

Authors: A Busck

Published in Proceedings of the Entomological Society of Washington, in 1931, in volume 33, pages 59-63

Created: 2010-11-21, modified: 2011-06-21

Notes on Hippelates (Diptera: Chloropidae), with a new Brazilian species

Authors:

Published in Proceedings of The Entomological Society of Washington, in 1931, in volume 33, pages 69-72

Created: 2011-08-10, modified: 2011-08-10

A new species of |Encarsia| from Cuba (Hymenoptera: Aphelininae)

Authors: A B Gahan

Published in Proceedings of the Entomological Society of Washington, in 1931, in volume 33, pages 121-122

Created: 2011-06-03, modified: 2011-06-21

On the classification of Brazilian Culicidae with special reference to those capable of harboring the yellow fever virus

Authors:

Published in Proceedings of The Entomological Society of Washington, in 1931, in volume 33, pages 125-164

Created: 2011-08-10, modified: 2018-08-07

New and little-known Diapriidae from British Columbia (Hymenoptera)

Authors:

Published in Proceedings of The Entomological Society of Washington, in 1931, in volume 33, pages 176-182

Created: 2012-05-30, modified: 2012-05-30

Four new species of Mymaridae from British Columbia (Hymenoptera)

Authors: O Whittaker

Published in Proceedings of the Entomological Society of Washington, in 1931, in volume 33, pages 189-192

Created: 2011-06-04, modified: 2011-06-21

A new spinning mite attacking raspberry in Michigan

Authors: E A Mcgregor

Published in Proceedings of the Entomological Society of Washington, in 1931, in volume 33, pages 193-195

Created: 2011-06-01, modified: 2011-06-21

New cactus beetles, III

Authors: Fisher Warren Samuel

Published in Proceedings of the Entomological Society of Washington, in 1931, in volume 33, pages 197-201

Created: 2011-05-11, modified: 2011-06-21

District of Columbia Diptera: Rhagionidae

Authors: J R Malloch | C T Greene | W L Mcatee

Published in Proc. Ent. Soc. Wash, in 1931, in volume 33, pages 213-220

Created: 2011-06-04, modified: 2011-06-21

Additional notes on types with description of a new genus (Hymenoptera: Cynipidae)

Authors:

Published in Proceedings of The Entomological Society of Washington, in 1931, in volume 33, pages 220-227

Created: 2011-08-10, modified: 2011-08-10

A new species of Termite, Reticulitermes arenincola, from the sand dunes of Indiana and Michigan, along the shores of Lake Michigan

Authors:

Published in Proceedings of The Entomological Society of Washington, in 1931, in volume 33, pages 227-234

Created: 2011-08-10, modified: 2011-08-10