The Stegana shirozui species group (Diptera, Drosophilidae) from East Asia Author Chen, Xi-Peng Author Gao, Jian-Jun Author Chen, Hong-Wei text Journal of Natural History 2009 2009-07-22 43 31 - 32 1909 1927 http://dx.doi.org/10.1080/00222930902996172 journal article 10.1080/00222930902996172 1464-5262 5216810 Stegana ( Steganina ) jiajinshanensis sp. nov. ( Figures 8–14 ) Diagnosis Tenth sternite broadened distally, deeply separated basally ( Figure 10 ); dorsal projection of gonopods strongly protruded in lateral view, round at tip ( Figure 14 ). Figures 8–14. Stegana ( Steganina ) jiajinshanensis sp. nov. , Ƌ. (8) Epandrium (epan), surstylus (sur) and cercus (cerc) (lateral view); (9) surstylus (ventral view); (10) 10th sternite; (11, 12) hypandrium (hypd), parameres (pm), aedeagus (aed) and aedeagal apodeme (aed a) (ventral and lateral view); (13, 14) gonopods (ventral and lateral view). Scale bars: 0.1 mm. Description Male terminalia: epandrium strongly protruded ventrally ( Figure 8 ). Surstylus with six prensisetae submedially ( Figure 9 ). Paramere with ca. three sensilla ( Figures 11, 12 ). Aedeagal opening nearly triangular in ventral view ( Figure 11 ). Measurements . BL = 3.20 mm in holotype (3.00 mm in one Ƌ paratype ), ThL = 1.83 mm ( 1.68 mm ), WL = 3.60 mm ( 3.60 mm ), WW = 1.55 mm ( 1.45 mm ). Indices . arb = 8/5 (8/5); avd = 0.83 (0.90); adf = 1.60 (1.67); flw = 1.83 (1.83); FW/ HW = 0.41 (0.40); ch/o = 0.16 (0.16); prorb = 1.18 (1.18); rcorb = 0.73 (0.73); vb = 0.41 (0.41); dcl = (damaged); sctl = 1.61 (damaged); sterno = damaged (0.84); orbito = 1.60 (1.60); dcp = 0.23 (0.21); sctlp = 1.64 (1.67); C = 2.00 (1.97); 4c = 1.13 (1.14); 4v = 1.74 (1.82); 5x = 1.50 (1.36); ac = 11.67 (10.67); M = 0.48 (0.54); C3F = 0.69 (0.71). Type material Holotype : Ƌ, China : Fengtongzhai , Baoxing , Sichuan , 30°34’ N , 102°53’ E , altitude 1600m , 10 July 2007 , JJ Jiang ( SCAU , No. 120318) . Paratype : one Ƌ, same data as holotype, HZ Cao ( SCAU , No. 120319) . Distribution China ( Sichuan ).