Catalogue of the Nearctic genera

Keys Comparison Catalogue Terminology Notes

Stenopogoninae
Ceraturgini
Ceraturgus
Myelaphus
Cyrtopogonini
Ablautus
Backomyia
Callinicus
Cyrtopogon
Eucyrtopogon
Hadrokolos
Heteropogon
Holopogon
Itolia *
Metapogon
Nannocyrtopogon
Pritchardomyia
Sintoria
Wilcoxia
Enigmomorphini
Archilestris
Dicranus
Microstylum
Prolepsis
Plesiommatini
Plesiomma
Stenopogonini
Ospriocerus
Scleropogon
Stenopogon
Tillobromini
Coleomyia
Willistoninini
Willistonina

Itolia Wilcox, 1936
[Stenopogoninae: Cyrtopogonini]

Neotropical	Nearctic	Palaearctic	Afrotropical	Oriental	Australian & Oceania
?	typ.loc.

Description:	Wilcox, J. (1936): Asilidae, new and otherwise, from the Southwest, with a key to the genus Stichopogon. - Pan-Pacific Entomologist 12: 201-212 [201]; San Francisco.
Type species:	Itolia maculata Wilcox, 1936: 202

Literature:	Wilcox, J. (1949): The genus Itolia Wilcox (Diptera: Asilidae). - Pan-Pacific Entomologist 24(1948): 191-193; San Francisco [key]. Martin, C.H. (1966): New Asilidae from Mexico in the genera Itolia and Sphageus (Diptera). - Pan-Pacific Entomologist 43: 212-218; San Francisco [key].

Nearctic species:

Itolia atripes Wilcox, 1949

Itolia fascia Martin, 1966

Itolia maculata Wilcox, 1936

Itolia pilosa Martin, 1966

Itolia timberlakei Wilcox, 1949

Itolia pilosa Martin, 1966

- male -

- female -

Key to the species

Founded on: Martin, C.H. (1966): New Asilidae from Mexico in the genera Itolia and Sphageus (Diptera). - Pan-Pacific Entomologist 43: 212-218; San Francisco. [amended]

	Scutellum densely gray tomentose. Dense tomentose bands on abdominal tergites 1-4 entire, or nearly so. Length 7-9 mm . . . . . Itolia timberlakei Wilcox, 1949 [CA, AZ, MEX, BCF]
	Scutellum tomentose either anteriorly or around the margin of the disc.

	Legs black. Abdomen yellowish red, tergites 1-3 vary from almost totally red to nearly totally black, gray tomentose bands on tergites 1-2 or on 1-3 of both sexes either or interrupted. Length 5-9 mm . . . . . Itolia atripes Wilcox, 1949 [AZ, CA, NV, MEX, BCF, SON]
	Tibiae mostly red. Anterior tergites black at least dorsally.

	Scutellum polished medially, margin brownish tomentose. Posterior margins of tergites narrowly red, posterior corners narrowly brownish gray tomentose. Length 7 mm . . . . . Itolia fascia Martin, 1966 [MEX]
	Anteriorly scutellum gray tomentose, polished posteriorly.

	Abdomen with broadly interrupted gray tomentose bands on tergites 1-7 in male, 1-5 in female, sometimes band on tergite 2 entire. Short pile on scutellum. Length 6-7 mm . . . . . Itolia maculata Wilcox, 1936 [AZ, MEX, SON]
	Abdomen shining dorsally, posterior corners of tergites 2-5 in male, 1-5 in female, narrowly gray tomentose. Long whitish pile on scutellum. Length 7-8 mm . . . . . Itolia pilosa Martin, 1966 [MEX, SON]