Proctacanthus milbertii Macquart
Authors/Creators
Description
Proctacanthus milbertii (Macquart)
Proctacanthus milbertii (Macquart, 1838): 124.
Recognition characters: Brownish gray species; length 30–34 mm; mystax straw white; thorax brown pollinose with 3 brown pollinose stripes dorsally; scutellar setae white, bristles mostly black or mixed black and a few white; wings with brownish aspect; abdomen brownish gray pollinose, setae and bristles on first three abdominal segments partially black; legs brown, femora black anteriorly.
Distribution: FREMONT: near Lander, 1,524 –2,438 m (5,000 –8,000 ft), July 1895 (RO-UK). PLATTE: Dwyer, 18 Aug. 1960, 11 Aug. 1961 (RJL, REP); Glendo, 14 Aug. 1958 (DRT), 18 Aug. 1959, 23 July 1960, 1–23 Aug. 1961, 17 Aug. 1962 (RJL); Guernsey, 27 July–12 Aug. 1960, 27 July–31 Aug. 1961, 9 Aug. 9–13 Sept. 1962 (RJL); Wheatland; 14 Aug.–2 Sept. (SD, RJL); Lance Creek, 24 Aug, 1895 (?- FDA); 16 km W of Wheatland, 6 July–7 Sept. 1964 (FRH, RJL); 2 Sept. 1965 (RJL). Recorded from Wyoming by: Dennis & Lavigne (1975) (as Proctacanthus micans); Fisher & Wilcox (1997) [entire United States, except absent Oregon, California, Nevada, Utah, and northeastern states (Maryland northward)]; Geller-Grimm (2018); Lavigne et al. (1994).
Habitat: Sagebrush steppe shrub and grassland and grama-needlegrass-wheatgrass grassland vegetation types. Open rangeland, short, mid-grass plains area; shows decided preference for downy cheatgrass (Bromus tectorum L.) areas in shallow valleys.
Ethology: Rests on and forages from soil, prickly pear cactus, tall weeds and cheat grass (see Dennis & Lavigne 1975 as Proctacanthus micans).
Prey: DIPTERA: Asilidae: Efferia bicaudata (Hine), Guernsey, 16 Aug. 1961 (two records), Guernsey, 15 Aug. 1962, Wheatland, 7 Sept. 1964; Ospriocerus latipennis (Loew), Dwyer, 20 Aug. 1959. HYMENOPTERA, Bombidae: Bombus sp. (three records). ORTHOPTERA, Acrididae: Melanoplus sanguinipes (Fab.) Wheatland, 18 Aug. 1964. COLEOPTERA, DIPTERA, HEMIPTERA (Heteroptera), HYMENOPTERA, LEPIDOPTERA, NEUROPTERA, ORTHOPTERA (see Dennis & Lavigne 1975 as Proctacanthus micans; Lavigne & Pfadt 1966; Lavigne et al. 1994).
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Scientific name authorship
- Macquart
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Order
- Diptera
- Family
- Asilidae
- Genus
- Proctacanthus
- Species
- milbertii
- Taxon rank
- species
- Taxonomic concept label
- Proctacanthus milbertii (Macquart, 1838) sec. Lavigne & Dennis, 2019
References
- Macquart, P. J. M. (1838) Dipteres Exotiques Nouveaux ou peu connus. Memoires de la Societe royale des Sciences, de l'Agriculture et des Arts de Lille, 1, 14 - 156. [Asilidae] https: // doi. org / 10.5962 / bhl. title. 51482
- Lavigne, R. J. & Dennis, D. S. (1975) Ethology of Efferia frewingi (Diptera: Asilidae). Annals of the Entomological Society of America, 68, 992 - 996. https: // doi. org / 10.1093 / aesa / 68.6.992
- Fisher, E. M. & Wilcox, J. (1997) Catalog of the robber flies (Diptera: Asilidae) of the Nearctic Region. California Department of Food & Agriculture, Sacramento, 56 pp. [unpublished]
- Geller-Grimm, F. (2018) Robber flies (Asilidae), database, catalog of species. Available from: http: / www. geller-grimm. de / catalog / species. htm (accessed 23 March 2018)
- Lavigne, R. J. & Pfadt, R. E. (1966) Parasites and predators of Wyoming rangeland grasshoppers. University Wyoming Agricultural Experiment Station Science Monograph, 3, 1 - 31.