Perlomyia kiritshenkoi Zhiltzova, 1974

Murányi, Dávid, Jeon, Mi Jeong, Hwang, Jeong Mi & Seo, Hong Yul, 2014, Korean species of the genus Perlomyia Banks, 1906 (Plecoptera: Leuctridae), Zootaxa 3881 (2), pp. 145-154 : 146

Perlomyia kiritshenkoi Zhiltzova, 1974

( Figs. 1–3 , 33 )

Type locality: Russia, Primorsky krai, Vinogradovka.

Perlomyia kiritshenkoi Zhiltzova, 1974 — Zhiltzova 1974: 362. (original description of the male and female); Zhiltzova 2003: 501. (monography); Teslenko & Zhiltzova 2009: 236 (key).

New material. North Korea, Kangwon Province, Kosŏng-gun, Kumgang Mts., swept in forest at Kwinyon-am Rock, N38°40’ E128°15’, 28.05.1985 (loc. Korea.956), leg. András Vojnits, Lajos Zombori: 1♀.

Diagnosis. Male: Tergum IX weekly excavated posterio-medially, tergum X with a pair of mesolateral knobs; apex of sternum IX long. Epiproct basally swollen, apex hook-shaped; cercus long, with a large basodorsal hook, apex acute in lateral, flattened in dorsal view. Female: Sternum VII apically enlarged, with a wide, hemispherical membranous area posteriomedially; fused to medial sclerites of sternum VIII. Median sclerites on sternum VIII are small, stripe-like and partly hidden beneath the enlarged posterior part of sternum VII; their lateral half dark brown, medial half membranous. No additional sclerites on sternum VIII.

Distribution and ecology. This spring species was known only from the Primorsky area of Russia, the new locality extends its known distribution to the Thebaek ranges of the Korean Peninsula ( Fig. 33 ). New for the Korean Peninsula.

Figures

FIGURES 1 – 12. Korean specimens of Perlomyia Banks, 1906 females: 1 – 3: P. kiritshenkoi Zhiltzova, 1974; 4 – 6: P. martynovi (Zhiltzova, 1975); 7 – 9: P. secunda (Zapekina-Dulkeit, 1955); 10 – 12: P. smithae Nelson & Hanson, 1973 — 1, 4, 7, 10: terminalia, ventral view; 2, 5, 8, 11: sterna 7 – 8, ventral view; 3, 6, 9, 12: sterna 7 – 8, lateral view—scale 1 mm.

FIGURES 31 – 33. Distribution of Asian Perlomyia Banks, 1906 species — 31: known occurrences in Asia; 32 – 33: know occurrences in North and South Korea—symbols on Fig. 32: open circle: P. secunda; full circle: P. mahunkai; circle with central dot: P. mar tynov i. symbols on Fig. 33: open circle: P. kiritshenkoi, P. smithae, P. Ko 1 and P. K o 2; full circle: P. levanidovae; circle with central dot: P. Ko 1.