Scatopsciara (Xenopygina) chenoae, Mohrig, Werner & Kauschke, Ellen, 2016

Mohrig, Werner & Kauschke, Ellen, 2016, New Black Fungus Gnats (Diptera, Sciaridae) of North America Part I. Genus Scatopsciara Edwards, 1927, Zootaxa 4150 (4), pp. 401-435: 420

publication ID

http://doi.org/10.11646/zootaxa.4150.4.3

publication LSID

lsid:zoobank.org:pub:DB975877-03DF-4067-AE12-D978BB3E0801

persistent identifier

http://treatment.plazi.org/id/03D19452-FFD4-8611-6EE5-433DFE339CB6

treatment provided by

Plazi

scientific name

Scatopsciara (Xenopygina) chenoae
status

sp. n.

Scatopsciara (Xenopygina) chenoae  sp. n. *

( Fig. 14 A –DView FIGURE 14. A – D)

Locus typicus: USA, Arizona, Pima County, Tucson Mts. 16 km W Tucson, 32.24°N, 111.13°W, Sonora desert. Holotype: Male , 28.ix.–7.x.1995, leg. S. Prchal, Malaise trap ( PWMP).GoogleMaps 

Description. Male. Head. Eye bridge 3 facets wide. 4th flagellomere with l/w-index 1.8, haired longer than wide, brownish; neck rather long. Palpus 3-segmented, short; basal segment with slightly deepened sensory pit and one bristle only. Thorax. Brown; scutum haired brown. Wings pale; R1 very short, = 1/3 R; c = ½ w; y short, = 1/ 2 x, bare; posterior veins bare. Haltere short, brownish. Legs yellowish; tibial organ of fore tibia small, comb-like; one spur of middle tibia strongly reduced, hind tibiae with long but unequal spurs; claws toothless. Abdomen. Brown, haired pale. Hypopygium brown; gonocoxites longer than gonostylus, inner ventral margin haired sparsely. Gonostylus slender, elongated, without tooth; with 3 small, equal spines on the apex and short, awl-like bristles in apical half. Tegmen simple. Body size: 1.7 mm.

Comments. This small species is characterized by short and awl-like bristles in the apical half of gonostylus. It is similar to Sc. cucumeris Johannsen  and differs by a slender (not bulbous) gonostylus and stronger flagellomeres. The species belongs to the Sc. inesae  group.

Distribution. USA (Arizona).

*Chenoa = dove, Sioux.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Sciaridae

Genus

Scatopsciara