Stegana (Steganina) hirtifoliacea, 2019

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 : 99-100

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.5334828

persistent identifier

https://treatment.plazi.org/id/C34201D0-FB76-45A8-BCB5-704A1FB6814A

taxon LSID

lsid:zoobank.org:act:C34201D0-FB76-45A8-BCB5-704A1FB6814A

treatment provided by

Plazi

scientific name

Stegana (Steganina) hirtifoliacea
status

sp. nov.

Stegana (Steganina) hirtifoliacea View in CoL sp. nov.

( Figs 2G View FIGURE 2 , 10 View FIGURE 10 )

Diagnosis. This species resembles S. unguiculata sp. nov. in the colour patterns of body ( Fig. 2G View FIGURE 2 ) and male terminalia ( Fig. 10 View FIGURE 10 ), but can be distinguished by the aedeagus with 4 short and thick processes per side ( Fig. 10C View FIGURE 10 ); sublateral processes of gonopods shorter and broadly separated than in S. unguiculata sp. nov. ( Fig. 10D View FIGURE 10 ). The minimum interspecific genetic distance to S. unguiculata is 3.3%, which is smaller than to other species ( Table 2); see description of S. unguiculata for more detail.

Description. Male: Pedicel yellow medially, black laterally; first flagellomere nearly black. Palpus yellow basally, brown on distal 1/ 3 in male. Mesonotum brown ( Fig. 2G View FIGURE 2 ). Katepisternum dark brown on upper part, whiteyellow on lower part ( Fig. 2G View FIGURE 2 ). Scutellum black ( Fig. 2G View FIGURE 2 ). Legs dark brown to black, yellow on basal part of fore femora and 2nd to 5th tarsomeres. Fore femur with 3 long setae on distal half of posteroventral surface. All abdominal tergites brown ( Fig. 2G View FIGURE 2 ); all sternites yellowish brown. Male terminalia ( Fig. 10 View FIGURE 10 ): Epandrium with ca. 20 setae near posterior portion per side. Surstylus broad in lateral view. Cercus lacking pubescence. Tenth sternite with 1 pair of asymmetric projections sublaterally. Paramere with ca. 2 sensilla. Aedeagus with pubescence. Gonopods with 1 suberect lobe-like process bearing several pubescence.

Measurements. BL = 2.80 mm in holotype (1♂ paratype: 2.75), ThL = 1.13 mm (1.26), WL = 2.00 mm (2.65), WW = 1.00 mm (1.21), arb = 6/5 (5/4), avd = 0.60 (0.84), adf = 1.43 (1.02), flw = 1.57 (1.90), FW/HW = 0.31 (0.40), ch/o = 0.13 (0.11), prorb = 1.07 (0.90), rcorb = 0.60 (0.62), vb = 0.25 (0.27), dc1 = damaged (damaged), presct1 = 0.50 (damaged), sct1 = 1.59 (damaged), sterno = damaged (0.87), orbito = 2.25 (1.91), dcp = 0.24 (0.25), sct1p = 1.08 (1.15), C = 2.00 (2.19), 4c = 1.13 (1.42), 4v = 1.57 (1.82), 5x = 1.33 (1.13), ac = 9.00 (7.47), M = 0.50 (0.62), C3F = 0.71 (0.58).

Specimens examined. Holotype ♂ ( SCAU, No. 124706), China: Dashuigou, Lüchun , Yunnan, 22°57'19''N, 101°57'4''E, altitude 1310m, 2.viii.2016, tussock, HW Chen GoogleMaps . Paratype: China: 1♂ ( SCAU, No. 124709), Mengma, Menglian , Yunnan, 22°12'59''N, 99°22'51''E, altitude 1070m, 15.iv.2018, tree trunk, HW Chen GoogleMaps .

Etymology. A combination of the Latin words: hirtus + foliaceus, referring to the aedeagus with several setae.

Distribution. China (Yunnan).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Drosophilidae

SubTribe

Steganina

Genus

Stegana

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