Isoperla nanchana Navás, 1922

Isoperla nanchana Navás, 1922 . Mem. R. Acad. Cienc. Artes Barcelona 3, 17(15): 387; Wu, 1935a. Catalogus Insectorum Sinensium, 1: 301; Wu, 1938b. Plecopterorum Sinensium, a monograph of the stoneflies of China (Order Plecoptera): 44; Claassen, 1940. Mem. Cornell agric. Exp. Sta., 232: 204; Aubert, 1956. Mitt. Schweiz. ent. Ges., 29: 441; Illies, 1966. Das Tierreich, 82: 411; Yang & Li, 2018. Species Catalogue of China. Vol. 2. Animals, Insecta (III), Plecoptera: 49.

Type information. Holotype male, China: Jiangxi Province, Nanchang City, north of Chazhou to Ganzhou. 1909.

Remarks. Only male of this species is known. The well-developed, broadly rounded vesicle was illustrated (Fig. 1G; see fig. 25 in Wu 1938b). Color pattern: head pale brown; pronotum rugose, with two dark spots; legs brown; ventral surface of body yellowish (Wu 1938b). Additional material needs to be examined to verify its validity, describing the male terminal and everted aedeagus, and the female subgenital plate.