Periacma ziyangensis Wang & Zheng, 1995

Wang, S. X. & Li, H. H., 2006, Review of the genus Periacma Meyrick (Lepidoptera, Oecophoridae) from China, with descriptions of four new species, Journal of Natural History 40 (41 - 43), pp. 2371-2393 : 2379

publication ID	https://doi.org/10.1080/00222930601088123
DOI	https://doi.org/10.5281/zenodo.5231899
persistent identifier	https://treatment.plazi.org/id/CC42C16D-FFF3-FFA9-FEFB-FD8E33C6FBF0
treatment provided by	Felipe (2021-08-20 12:05:41, last updated by Plazi 2023-11-04 05:01:16)
scientific name	Periacma ziyangensis Wang & Zheng, 1995
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( Figure 9 View Figures 1–11 )

Periacma ziyangensis Wang & Zheng, 1995: 7 .

Wing expanse: 15.0–17.0 mm.

Material examined: Holotype: „, Ziyang (32 ° 33 9 N, 108 ° 32 9 E), Shaanxi Province, 350 m, 21 May 1994, coll. Jin Zhou. Allotype: ♀, 22 May 1994, same location data as holotype GoogleMaps .

Additional material: 1 „, 3 ♀♀, Ziyang, Shaanxi Province, 7 June 1973, coll. Feng Yuan and Chou Tian; 1 „, Ankang (32 ° 41 9 N, 109 ° 01 9 E), Shaanxi Province, 800 m, 5 July 2003, coll. Haili Yu; 10 „„, 11 ♀♀, Mt. Emei (29 ° 32 9 N, 103 ° 19 9 E), Sichuan Province, 24 May– 12 June 1979 GoogleMaps ; 46 „„, 18 ♀♀, Chishui (28 ° 34 9 N, 105 ° 42 9 E), Guizhou Province, 390–500 m, 27–31 May 2000, coll. Yanli Du. GoogleMaps

Distribution: China (Beijing, Heilongjiang, Guizhou, Shaanxi, Sichuan)

Remarks: This species is characterized by the gnathos with the ventral plate somewhat axe-like, the sacculus roundly projected near distal end, and the aedeagus with a narrow band at middle in the male genitalia; and the corpus bursae without signum but with two slightly sclerotized areas in the female genitalia.

Figures

Figures 1–11. Adults of Periacma spp. (1a) P. orthiodes Meyrick, „; (1b) P. orthiodes Meyrick, ♀; (2) P. ferialis Meyrick, „; (3) P. iodesma Meyrick, „; (4) P. delegata Meyrick, „; (5) P. siamensis Moriuti, Saito & Lewvanich, „; (6) P. angkhangensis Moriuti, Saito & Lewvanich, „; (7) P. iodesma vietnamica Lvovsky, „; (8) P. isanensis Moriuti, Saito & Lewvanich, ♀; (9) P. ziyangensis Wang & Zheng, ♀; (10) P. zhouzhiensis Wang & Zheng, „; (11) P. tianshuiensis Wang & Zheng, „.