The Winter Stoneflies (Plecoptera: Capniidae) Of Mississippi Author Nations, Tina M. Box 4045, Department of Biology, Mississippi College, Clinton, Mississippi, U. S. A. 39058 E-mail: stark @ mc. edu stark@mc.edu Author Stark, Bill P. Box 4045, Department of Biology, Mississippi College, Clinton, Mississippi, U. S. A. 39058 E-mail: stark @ mc. edu stark@mc.edu Author Hicks, Matthew B. United States Geological Survey, Mississippi Water Science Center, 308 South Airport Road, Jackson, Mississippi 39208 E-mail: mhicks @ usgs. gov mhicks@usgs.gov text Illiesia 2007 2007-08-20 3 9 70 94 journal article http://doi.org/10.5281/zenodo.4759885 a6705bd1-f344-40ce-a77a-2d2c4fa2f344 1854-0392 4759885 Key to Mississippi Genera of Capniidae (Modified from Kirchner et al. unpublished and Stewart & Harper 1996) 1 Male wings reach beyond tip of abdomen; epiproct consists of asingle slender probe, usually projecting dorsad between cerci ( Fig. 54 ); male tergum 8 without dorsal process ( Fig. 53 ); cerci with less than 11 segments; female subgenital plate subterminal in position on sternum 8 and with a transverse bar‐ shaped sclerite located distal to plate ( Fig.66 ) …………….… Nemocapnia 1’ Malewings not reachingtip of abdomen; epiproct consists of dorsal and ventral arms oriented horizontally over tip of abdomen (Fig. 5); tergum 8 with dorsal process (Fig. 7); cerci with more than 11 segments; female subgenital plate in terminal position on sternum 8 ( Fig. 63 ), transverse bar‐ shaped sclerite absent ( Fig. 63 ) ……....…………………………………… Allocapnia