New Species And Records Of Asian Peltoperlidae (Insecta: Plecoptera) Author Stark, Bill P. and Ignac Sivec & Box 4045, Department of Biology, Mississippi College, Clinton, Mississippi, U. S. A. 39058 E-mail: stark @ mc. edu stark@mc.edu Author Sivec, Ignac Slovenian Museum of Natural History, Prešernova 20, P. O. Box 290, SLO- 1001 Ljubljana, Slovenia E-mail: isivec @ pms-lj. si isivec@pms-lj.si text Illiesia 2007 3 12 104 126 journal article http://doi.org/10.5281/zenodo.4754627 0db7e20e-9509-407e-b377-d1af3a411051 1854-0392 4754627 Provisional key to Peltoperlopsis males 1 Mainland species; aedeagus symmetrical ( Fig. 65 ) ………………………………………………...……. 2 1’ Island species; aedeagus asymmetrical ( Fig. 58 ) ……………………………...………………………. 5 2 General color dark brown ………………………. 3 2’ General color yellow or pale brown.………….. 4 3 Tergum 10 with U-shaped sclerite; vesicle broadly arcuate, shorter than wide; aedeagus with dorsolateral pair of narrow sclerites; known from Vietnam .………………………………….. malickyi 3’ Tergum 10 apparently without U-shaped sclerite; vesicle longer than wide; known from Yunnan , China ……………………………………... nigrifulva 4 Cercal segments with enlarged dorsal bristles on mid segments ( Fig. 66 ); vesicle broadly arcuate, shorter than wide ( Fig. 64 ); ventroapical aedeagal lobes sparsely armed laterally with fine setal-like spines, apex bilobed ( Fig. 65 ) …………….. spinosa 4’ Cercal segments without conspicuously enlarged dorsal bristles; vesicle about as wide as long ( Fig. 69 ); ventroapical aedeagal lobes armed laterally with dense patch of fine setal-like spines, apex indistinctly lobed ( Fig. 70 ) ……………….. swanni 5 Known from the Philippines …………………….. 6 5’ Known from Borneo …………………………….. 7 6 Sinistral aedeagal lobe weakly sclerotized along ventrolateral margin ( Fig. 52 ); aedeagal lobes armed with small spines and microtrichia ( Fig. 55 ) ………………………………………………. cebuano 6’ Sinistral aedeagal lobe membranous; aedeagal lobes armed with apical patch of cultriform spines ………………………………………….. mindanensis 7 Sinistral aedeagal lobe bifurcate apically and armed with a few large spines at dorsolateral margin ( Fig. 46 ) …………………………... anomala 7’ Sinistral aedeagal lobe trifurcate apically and armed dorsolaterally with small spicules; known from Mt. Kinabalu ………………………… concolor