Catalogue of the Nearctic genera

Keys Comparison Catalogue Terminology Notes

Sintoria Hull, 1962
[Stenopogoninae: Cyrtopogonini]

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

Description:	Hull, F.M. (1962): Robber flies of the world. - Bulletin of the United States National Museum 224 (1, 2): 1-907 [197]; Washington.
Type species:	Sintoria emeralda Hull, 1962: 199

Literature:	Wilcox, J. (1972): The genus Sintoria Hull (Diptera: Asilidae). - Pan-Pacific Entomologist 48: 51-58; San Francisco [key].

Nearctic species:

Sintoria cazieri Wilcox, 1972

Sintoria cyanea Wilcox, 1972

Sintoria emeralda Hull, 1962

Sintoria lagunae Wilcox, 1972

Sintoria mojavae Wilcox, 1972

Sintoria pappi Wilcox, 1972

Sintoria rossi Wilcox, 1972

Sintoria lagunae Wilcox, 1972

- male -

- female -

Key to the species

Founded on: Wilcox, J. (1972): The genus Sintoria Hull (Diptera: Asilidae). - Pan-Pacific Entomologist 48: 51-58; San Francisco. [amended]

	Scutum behind suture largely bare of tomentum. Wings lightly infuscated.
	Scutum behind suture largely tomentose, small intermediate spot and postalar calli bare. Wings hyaline.

	Hairs of face light yellow. Hairs of scutum yellowish. Abdomen bluish green, posterior corners of male tergites 1-5 and female 1-6, yellowish tomentose. Length 8-9 mm . . . . . Sintoria emeralda Hull, 1962 [MEX]
	Mystax largely clack. Anterior hairs on central stripe of scutum largely black. Abdomen blue black, small posterior corners of tergites 2-5, gray tomentose. Length 7-9 mm . . . . . Sintoria lagunae Wilcox, 1972 [MEX]

	Central scutal crest of hairs largely black and nearly a long as antennal segments 1-3. Mystax largely and hairs of frons and ocellar tubercle, black. Length 9 mm . . . . . Sintoria rossi Wilcox, 1972 [MEX]
	Central scutal hairs white or yellowish and subequal in length to antennal segments 1-2. Mystax, hairs of frons and ocellar tubercle, white or yellowish.

	Tomentum on sides of abdominal tergites 2-6 extending inward on anterior margins.
	Tomentum on sides of abdominal tergites if extending inward, on posterior margins.

	Anterior tomentose fascia on male abdominal tergites 2-6 broadly separated, entire on female 2-5. Central stripe of scutum bare of tomentum anterior to suture and in male confluent with intermediate spots, posterior intermediate spots narrowly, separated from postalar calli. Length 8 mm . . . . . Sintoria cazieri Wilcox, 1972 [UT, AZ, NM]
	Anterior tomentose fascia on male abdominal tergites 3-5 entire. Central stripe of scutum tomentose, intermediate spots small and widely separated from each other and from postalar calli. Length 7 mm . . . . . Sintoria pappi Wilcox, 1972 [TX, NM]

	Scutellum all tomentose. Broad sides of abdominal tergites 1-6 gray tomentose, broadly extending inward for short distance on posterior corners of 2-6. Length 10 mm . . . . . Sintoria mojavae Wilcox, 1972 [CA]
	Disc of scutellum largely bare of tomentum, narrow posterior margin and basal central spot on disc, gray pollinose. Sides of abdominal tergites 1 and posterior corners of 2-6 gray tomentose, the tomentum extending narrowly forward to anterior margins on most specimens. Length 7-8 mm . . . . . Sintoria cyanea Wilcox, 1972 [AZ, CA, NV]