Rhyacophila fides

Sun, Chang-Hai, 2016, Notes on the Rhyacophila scissa species group with description of two new taxa from China (Trichoptera, Rhyacophilidae), Zootaxa 4072 (4), pp. 441-452 : 443

Rhyacophila fides MALICKY & SUN 2002

Figs. 2 A–I

Rhyacophila fides MALICKY & SUN, 2002, 544, plate 2, male.

Materials examined. CHINA: Guang-dong Province, Luo-fu-shan, Gui-shan, Ye-qu-gou, 18 km southwest of He-yuan city, 400 m upstream of Xiang-shui-ping Falls, 23.7021°N, 114.609°E, elev. 350 m, 29 May 2004, collected by John C. MORSE, SUN Chang-hai and ZHOU Xin, 4 males; Ru-yuan County, Nan-ling National Nature Preserve, unnamed tributary of Lao-peng-keng, Route X327, marker 17.45km, 24.9128°N, 113.0342°E, elev. 935 m, 21–22 May 2004, collected by John C. MORSE and SUN Chang-hai; Wu-hua County, Qi-mu-zhang-shan, 9 km northeast of Da-tian town, east fork of unnamed stream 300 m upstream, 23.8303°N, 115.3794°E, elev. 426 m, 30 May 2004, collected by YANG Lian-fang, John C. MORSE, SUN Chang-hai and Christy J. GERACI, 2 males. Guangxi Province, Hua-jiang County, Jiu-wan-da-shan Provincial Nature Preserve, unnamed tributary of Yang-mei-ao stream, 100 m upstream of County Road 5309 marker 124.9 km, 25.1975°N, 108.6494°E, elev. 1155 m, 15 June 2004, collected by John C. MORSE and Christy J. GERACI 1 male; Shang-si County, Shi-wan-da-shan National Forest Park, Shi-tou-he stream at second tributary, 3.4 km southwest of main entrance to Park, 21.8921°N, 107.9073°E, elev. 392 m, 6 Jun 2004, collected by YANG Lian-fang and Christy J. GERACI, 1 male. Jiang-xi Province, Jiu-lian-shan National Nature Reserve, unnamed tributary 1 of Xia-gong-tang stream, 24.5347°N, 114.4689°E, elev. 630 m, 7 June 2005, collected by ZHOU Xin and SUN Chang-hai, 1 male; Wu-yi-shan National Nature Reserve, Tong-mu river upstream of Wu-yi-shan Station, 27.8338°N, 117.7194°E, elev. 989 m, 1 June 2005, collected by SUN Chang-hai, 4 males; Wu-yi-shan National Nature Reserve, unnamed tributary of Tong-mu river, 18 km upstream of Wu-yi-shan Station, 27.8275°N, 117.7436°E, elev. 1450 m, 2 June 2005, collected by SUN Chang-hai, 2 males; Wu-yi-shan National Nature Reserve, unnamed tributary of Tong-mu river, 17 km upstream of Wu-yi-shan Station, 27.8342°N, 117.7386°E, elev. 1105 m, 2 June 2005, collected by YANG Lian-fang, 1 male; Wu-yi-shan National Nature Reserve, unnamed tributary of Tong-mu river, 13 km upstream of Wu-yi-shan Station, 27.8178°N, 117.7269°E, elev. 1181 m, 2 June 2005, collected by ZHOU Chang-fa, 4 males. Zhe-jiang Province, Lin-an County, Mt. Tian-mu-shan, at scenic spot of Bing-chuan Gorge, Xian-yuan-tan pond, 30.3687°N, 119.4345°E, elev. 721m, 27 July 2011, light trap, collected by XU Ji-hua and LI Dan, 1 male.

Distribution. China (Guang-dong, Guang-xi, Jiang-xi, Zhe-jiang).

Remarks. The individuals of this species from different localities show some tiny variations in the shapes of segment X and the upper lobe of the apical joint of each inferior appendage, but their phallic apparatus is identical with that of the holotype. Illustrations for the variations are presented here ( Fig. 2 ).

Figures

FIGURE 2. Variations in male genitalia of Rhyacophila fides individuals from different localities. 2 A, 2 D, 2 G, left lateral; 2 B, 2 E, 2 H, segments IX and X, dorsal; 2 C, 2 F, 2 I, segment X, caudal; 2 A – 2 C, Guang-xi; 2 D – 2 F, Jiang-xi; 2 G – 2 I, Guang-dong. IX = segment IX; l. b. = lower branch of an inferior appendage; l. p. = lower portion of segment X; u. = apical band; u. b. = upper branch of an inferior appendage; u. p. = upper portion of segment X.