Stegana (Steganina) wuyishanensis, Chen & Gao & Chen, 2009

Chen, Xi-Peng, Gao, Jian-Jun & Chen, Hong-Wei, 2009, The Stegana shirozui species group (Diptera, Drosophilidae) from East Asia, Journal of Natural History 43 (31 - 32), pp. 1909-1927 : 1922-1923

Stegana (Steganina) wuyishanensis sp. nov.

( Figures 56–62 )

Diagnosis

Dorsal projection of gonopods slightly globosely protruded in lateral view ( Figure 62 ); aedeagal opening infundibular in ventral view ( Figure 59 ).

Description

Male terminalia: epandrium strongly protruded ventrally ( Figure 56 ). Surstylus with six prensisetae submedially ( Figure 57 ). Tenth sternite broadened distally, deeply separated and strongly sclerotized basally ( Figure 58 ). Paramere with ca. four sensilla ( Figures 59, 60 ).

Measurements

BL = 3.10 mm in holotype; ThL = 1.75 mm; WL = 3.45 mm; WW = 1.40 mm.

Indices. arb = 8/5; avd = 0.89; adf = 1.50; flw = 1.83; FW/HW = 0.42; ch/o = 0.17; prorb = 1.18; rcorb = 0.73; vb = damaged; dcl = 0.45; sctl = (damaged); sterno = 0.94; orbito = 2.33; dcp = 0.23; sctlp = 1.55; C = 2.06; 4c = 1.11; 4v = 1.79; 5x = 1.17; ac = 10.33; M = 0.50; C3F = 0.66.

Type material

Holotype: Ƌ, China: Wuyishan , Jiangxi, 27°43′ N, 117°57′ E, altitude 1200 m, 14 Jun 2004, JJ Gao ( SCAU, No. 120356) . Paratypes: China: one Ƌ one ♀, Jizushan, Binchuan , Yunnan, 26°00′ N, 100°21′ E, altitude 1900 m, 23 July 2006, HL Cao ( SCAU, No. 120587, 88) .

Distribution

China (Fujian, Jiangxi, Yunnan) .

Figures

Figures 56–62. Stegana (Steganina) wuyishanensis sp. nov., Ƌ. (56) Epandrium, surstylus and cercus; (57) surstylus; (58) tenth sternite; (59, 60) hypandrium, aedeagus and aedeagal apodeme; (61, 62) gonopods. For orientation and organization see Figures 8–14. Scale bars: 0.1 mm.