Stegana, Meigen, 1830

Li, Tong, Cao, Huazhi, Gao, Jianjun & Chen, Hongwei, 2010, A revision of the subgenus Stegana (s. s.) (Diptera, Drosophilidae) from mainland China, Zoological Journal of the Linnean Society 158 (4), pp. 726-739 : 729

publication ID	https://doi.org/10.1111/j.1096-3642.2009.00575.x
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treatment provided by	Carolina (2021-04-26 13:13:29, last updated by Plazi 2023-11-02 07:26:17)
scientific name	Stegana
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STEGANA View in CoL ( STEGANA ) SINICA SIDORENKO, 1991

Stegana (Stegana) sinica Sidorenko View in CoL in Sidorenko & Okada, 1991: 655.

Diagnosis: Surstylus with two prensisetae; parameres very small and fused with each other; aedeagus apically with dense long pubescence.

Distribution: China (Sichuan).

STEGANA ( STEGANA ) ZHANGI SIDORENKO, 1997

( FIGS 1–7 View Figures 1–7 )

Stegana (Stegana) zhangi Sidorenko, 1997: 76 View in CoL .

Specimens examined: Holotype male, China: Yunnan, Xishuangbanna, Menglun, 24.iv.1958, YR Zhang ( SEHU). One male and one female, Hainan, Ledong , Jianfengling , 700 m, 17.v.2004, ex tree trunks, HW Chen ( SCAU, no. 120269-70); One male and two females, Hainan, 17–19.iv.2008, ex tussock, JJ Gao ( SCAU, no. 120271-73).

Diagnosis: Aedeagus almost sclerotized, apically with three small processes on each side ( Figs 4, 5 View Figures 1–7 ); gonopod with three subequal processes medially and submedially ( Fig. 3 View Figures 1–7 ); paramere with two to three long setae and several small sensilla ( Figs 4, 5 View Figures 1–7 ).

Distribution: China (Hainan, Yunnan).

References

Sidorenko VS, Okada T. 1991. Descriptions of three new species of Stegana (Stegana) Meigen (Diptera, Drosophilidae) from Sichuan Province, China, and Formosa, with taximetrical Analyses of the subgenus. Japanese Journal of Entomology 59: 655 - 662.

Sidorenko VS. 1997. New Asian species and new records of the genus Stegana Meigen (Diptera, Drosophilidae). I. Subgenera Oxyphortica Duda and Stegana s. str. Annales de la Societe Entomologique de France (N. S.) 33: 65 - 79.

Figures

Figures 1–7. Stegana (Stegana) zhangi Sidorenko from Hainan, China, 1–5, male; 6, 7, female: 1, epandrium (epand), surstylus (sur), and cercus (cerc) (lateral view); 2, sur (frontal view); 3, hypandrium (hypd) and gonopods (gon) (ventral view); 4, parameres (pm), aedeagus (aed), and aedeagal apodeme (aed a) (ventral view); 5, hypd, gon, pm, aed, and aed a (lateral view); 6, epiproct (epi) and cerc (dorsal view); 7. oviscapt (ovi) (viz. sternite VIII) and hypoproct (hypo) (ventral view). Scale bars = 0.1 mm.