Daspletis setithoracicus ( Ricardo, 1925 ),

Londt, Jason G. H., 1983, The Genus Daspletis Loew, 1858 And The Description Of Two New Genera, Anasillomos And Remotomyia (Diptera: Asilidae: Stenopogoninae), Journal of the Entomological Society of Southern Africa, (J. Ent. Soc. South. Afr.) 46 (2), pp. 283-308: 294-295

publication ID

http://doi.org/ 10.5281/zenodo.11781

publication LSID

lsid:zoobank.org:pub:B9781793-EDAD-4863-B31E-C1200459ADDB

persistent identifier

http://treatment.plazi.org/id/506A1E24-E046-BC79-FEEB-F118F1915C41

treatment provided by

Torsten

scientific name

Daspletis setithoracicus ( Ricardo, 1925 )
status

comb. nov.

Daspletis setithoracicus ( Ricardo, 1925)  comb. nov. Figs 19-21View Figs 19- 21

Neodysmachus setithoracicus Ricardo, 1925: 264-265 

Redescription: Based on the type series and other material examined.

Head: Antenna orange-yellowg scape and pedicel with white bristles and setae, shape similar to ìzímzs. Face brown-yellow, profile similar to kiftus. Mystax composed of long white bristles and setae. Vertex similar to kirius with lots of long white setae. Ocellarium with numerous shiny white setae (no obvious bristles). Occiput similar to /zirtus but dorso-medial bristles straight and shortish, not long and sinuous. Proboscis red-brown with white setae ventrally. Palp yellowish with white setae.

Thorax: Pleura brown, strongly gold-silver pruinose, moderately well covered in white setae. Katatergite with ca. 30 long, thin white setae. Antepronotum with yellow-white thin bristles and white setae. Anatergite as in hirtus. Mesonotum similar to hirius and with similar setation. Dorsocentrals all yellow, moderately well developed; cluster of yellowish setae posteriorly between dorsocentrals similar to hirtus. 6-8 Scutellar bristles; disc with fine white-yellow setae only. Halters yellowa Legs: brown-yellow and only slightly darker on upper sides of femora; bristles and setae longish yellow. Claws black with orange bases; pulvillae poorly developed, less than half as long as claws. Wings: Lectotype ♂ 8,2 X 2,7 mm; others range 7,9 X 2,4 - 9,5 X 3,1 mm; membrane transparent, colourless; venation orange-brown. Cell r5 widely open, m3. closed and stalked, cup closed on wing margin.

Abdomen: Yellow terga with yellow lateral margins; sterna yellow; all segments with moderately long white setae, only tg 1 with bristles (yellow). ♂ genitalia as in Figs 19-21View Figs 19- 21; fused gonocoxites laterally flattened. ♀ with setae of segments 5-7 anteriorly directed.

Variation: ♀ specimens less setose and with bristles of mystax etc. yellower than ♂.

MATERIAL Examined. SOUTH AFRICA: Cape Province: 2 ♂ 3 ♀ (lectotype ♂ and paralectotypes), Willowmore , 25. xii. 1922 (2 ♂), xi. 1 9 22 (3 ♀), Dr Brauns ( BMNH)  : 15 ♂ 7 ♀, Willowmore , various dates - 1. xii. 19 07, xii. 1909, 2 0. xii. 19 0 9, 15.xii. 1912, i. 1914, xi1916, 25. xii. 1 9 17, i. 1918, xi. 1918, 2 0. xii. 1 9 19, 25. xii. 1919, 1.i.1920, 2 0. xi. 192 0, 18..1922, 18.v. 1922, 3.i.1926, xi. 1 9 26, Dr Brauns ( NM);  2 ♂ 2 ♀, Meiringspoort , 3322 BC, 11-12. xii. 1979, Londt & Stuckenberg, Rocky hillside & stream edge ( NM)  ; 1 ♀, Diepkloof ca. 20 km E. de Rust , 3322 BD, 12.xii. 1979, J. Londt & B. Stuckenberg, Dry rocky hillside & stream ( NM).  Orange Free State: 1♂, Bloemfontein , 31.x.1920, H. E. Irving ( NM)  .

Remarks: A species active for most of the summer ( Table 1).

BMNH

United Kingdom, London, The Natural History Museum [formerly British Museum (Natural History)]

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Asilidae

Genus

Daspletis