Negasilus Curran, 1934

Lavigne, Robert J. & Dennis, Steve, 2019, Robber flies (Insecta: Diptera: Asilidae) of Wyoming, USA with keys to genera and species, Zootaxa 4662 (1), pp. 1-126 : 51

publication ID	https://doi.org/10.11646/zootaxa.4662.1.1
publication LSID	lsid:zoobank.org:pub:366A1E81-946C-4ED4-8A65-C51151FE87CC
persistent identifier	https://treatment.plazi.org/id/7708F17A-B810-E52E-63F1-FF0166F0FDC5
treatment provided by	Plazi (2019-09-02 06:54:06, last updated by Veselin 2019-10-01 12:15:44)
scientific name	Negasilus Curran
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Treatment

Negasilus Curran

Negasilus Curran, 1934: 183 .

Species found in Wyoming: Negasilus aridalis , N. belli , N. cumbipilosus , and N. gramalis .

Key to Species [adapted from Adisoemarto (1967) (as Asilus ); Martin (1975)]

1 Lateroposterior corners of abdominal tergites with one or more bristles longer than other setae and bristles.............. 2

- Lateroposterior margins of abdominal tergites without long bristles.............................................. 3

2 Posterior margin of scutellum usually without bristles, if present, short recumbent and pointing laterally; femora black with reddish band at apex........................................................................ Negasilus belli

- Posterior margin of scutellum with long bristles; hind femora totally black...................... Negasilus cumbipilosus

3 Leg coxae grayish pollinose; femora reddish yellow; tibiae orange yellow.......................... Negasilus aridalis

- Leg coxae golden yellow; femora totally black; tibiae reddish brown.............................. Negasilus gramalis

References

Adisoemarto, S. (1967) The Asilidae (Diptera) of Alberta. Quaestiones Entomologicae, 3, 3 - 90.

Curran, C. H. (1934) The Families and Genera of North American Diptera. C. H. Curran, New York City, 512 pp. [pp. 167 - 184, Asilidae] https: // doi. org / 10.5962 / bhl. title. 6825

Martin, C. H. (1975) The generic and specific characters of four old and six new Asilini genera in the western United States, Mexico and Central America (Diptera: Asilidae). Occasional Papers of the California Academy of Sciences, No. 119, 1 - 107.