Stegana (Steganina) toyaensis Okada & Sidorenko, 1992

Li, Bingxue, Zhang, Yuan & Chen, Hongwei, 2019, Nine new species of the subgenus Stegana (Steganina) from China, with DNA barcoding information (Diptera: Drosophilidae), Zootaxa 4576 (1), pp. 81-108 : 89

publication ID

https://doi.org/ 10.11646/zootaxa.4576.1.4

publication LSID

lsid:zoobank.org:pub:A521DFD3-564F-4A15-8F59-9E946F169C4A

DOI

https://doi.org/10.5281/zenodo.5334804

persistent identifier

https://treatment.plazi.org/id/03D787DC-FFAA-FFD5-C69C-5E10FCAAFB49

treatment provided by

Plazi

scientific name

Stegana (Steganina) toyaensis Okada & Sidorenko, 1992
status

 

Stegana (Steganina) toyaensis Okada & Sidorenko, 1992 View in CoL

( Figs 2A View FIGURE 2 , 4 View FIGURE 4 )

Stegana (Steganina) toyaensis Okada & Sidorenko, 1992: 417 View in CoL .

Diagnosis. Mesonotum black medially, brown laterally ( Fig. 2A View FIGURE 2 ); aedeagus convex apicomedially ( Fig. 4C, D View FIGURE 4 ).

Description. Male: Frons black. First flagellomere orange on basal 2/3, black on distal 1/3. Clypeus and palpus yellow. Katepisternum entirely white. Scutellum black ( Fig. 2A View FIGURE 2 ). Femur of foreleg with 4 long erect setae near distal part of posteroventral surface. Abdominal tergites nearly black ( Fig. 2A View FIGURE 2 ). Male terminalia ( Fig. 4 View FIGURE 4 A–G): Epandrium slightly protruded ventrally, with ca. 30 setae on posterior portion per side. Surstylus slender, with several setulae distally. Cercus lacking pubescence. Paramere with 1 setula. Tenth sternite broadened, with 1 pair of processes submedially. Female terminalia ( Fig. 4 View FIGURE 4 H–J): Epiproct and cercus with setae, lacking pubescence. Hypoproct entirely pubescent, with dense setae along posterior margin. Eighth sternite glabrous on basal 3/4 region, with pubescence and a few of setae on distal 1/4 region.

Measurements. BL = 3.27 mm in 1♂, 2.93 mm in 1♀, ThL = 1.42 mm in ♂, 1.54 mm in ♀, WL = 3.32 mm in ♂, 2.59 mm in ♀, WW = 1.21 mm in ♂, 1.23 mm in ♀, arb = 5–7/4–6, avd = 0.65–0.75, adf = 1.26–1.27, flw = 1.76–1.82, FW/HW = 0.30–0.33, ch/o = 0.23–0.25, prorb = 0.27–0.28, rcorb = 0.74–0.90, vb = 0.57–0.60, dcl = 0.57–0.62, presctl = 0.64–0.72, sctl = damaged, sterno = 0.82, orbito = 1.59–1.68, dcp = 0.32–0.33, sctlp = 1.73– 1.74, C = 1.94–2.08, 4c = 0.95–1.13, 4v = 1.30–1.45, 5x = 1.26–1.63, ac = 8.39–9.92, M = 0.42–0.50, C3F = 0.63– 0.70.

Specimens examined. China: 2♂, 1♀ ( SCAU, Nos 110910, 11), Laobiangou, Benxi , Liaoning, 41°04'39''N, 124°30'03''E, altitude 575m, 21.vii.2018, tree trunk, L Gong, NN Wang GoogleMaps .

Distribution. China * (Liaoning), Japan (Hokkaido).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Drosophilidae

SubTribe

Steganina

Genus

Stegana

Loc

Stegana (Steganina) toyaensis Okada & Sidorenko, 1992

Li, Bingxue, Zhang, Yuan & Chen, Hongwei 2019
2019
Loc

Stegana (Steganina) toyaensis

Okada, T. & Sidorenko, V. S. 1992: 417
1992
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