Machimus formosus (Hine),

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: 46-47

publication ID

https://doi.org/10.11646/zootaxa.4662.1.1

publication LSID

lsid:zoobank.org:pub:366A1E81-946C-4ED4-8A65-C51151FE87CC

persistent identifier

http://treatment.plazi.org/id/7708F17A-B80F-E532-63F1-F9C96262FEA8

treatment provided by

Plazi

scientific name

Machimus formosus (Hine)
status

 

Machimus formosus (Hine) 

Asilus formosus Hine, 1918: 321  .

Recognition characters: Brownish yellow species, length 12–20 mm; mystax white; thorax brown pollinose, setae short and black, setae black; wings clear hyaline; scutellar bristles 2, black or brownish white; legs light brown with gray areas on front of femora.

Distribution: ALBANY: 24 km E of Centennial, 19 July 1960 ( RJL); Laramie, 1.6 km E, 9 July 1974 ( SD); West Laramie, 26 July 1960 ( RJL); BIG HORN: Greybull Airport, 14 June 1966 ( RJL) (specimen in CAS), 16 June 1966 ( RJL); Lovell, WANG, LTA, 2001a. LARAMIE: Pine Bluffs, 19 July 1963 ( LJS). PLATTE: Dwyer, 5 July 1961 ( RJL); Glendo, 5 July 1961, 27 July 1962 ( RJL); Guernsey, 6 July–4 Aug. 1961 ( RJL), 2 Aug. 1961 ( RJL) (specimen in CAS), 20 July–10 Aug. 1962 ( RJL); 11 km W of Guernsey, 12 Aug. 1960 ( RJL); Wheatland, Ruby Ranch, 7 Aug. 1964 ( RJL). Recorded from Wyoming by: Dennis & Lavigne (1979); Geller-Grimm (2018); Lavigne (1968) (as Asilus formosus  ); Martin (1975); Schreiber & Lavigne (1986) (as Asilus formosus  ).

Habitat: Saltbrush-greasewood shrub, wheatgrass-needlegrass- shrub steppe shrub and grassland, and gramabuffalo grass and wheatgrass-needlegrass grassland vegetation types. Open range, short-grass plains at elevations from 1,310 –2,377 m (4,300 –7,800 ft); rangeland (Lavigne 1968).

Ethology: Adults are found resting and foraging from the ground within or at the entrances of rodent burrows (see Lavigne 1968; Schreiber & Lavigne 1986, both as Asilus formosus  ).

Prey: DIPTERA  , Sarcophagidae  : Senotainia rubriventris Macquart  , Guernsey, 26 July 1962. DIPTERA  , HE- MIPTERA (as Homoptera) (see Lavigne 1968; Rogers & Lavigne 1972; Schreiber and Lavigne 1986, all as Asilus formosus  ).

SD

San Diego Natural History Museum

CAS

California Academy of Sciences

LJS

Scientific Research Centre

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Asilidae

Genus

Machimus

Loc

Machimus formosus (Hine)

Lavigne, Robert J. & Dennis, Steve 2019
2019
Loc

Asilus formosus

Hine, J. S. 1918: 321
1918