Capniidae

Nations, Tina M., Stark, Bill P. & Hicks, Matthew B., 2007, The Winter Stoneflies (Plecoptera: Capniidae) Of Mississippi, Illiesia 3 (9), pp. 70-94 : 72

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 unpublished and Stewart & Harper 1996)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

Figures

Figs. 53‐58. Nemocapnia carolina, Simpson Co., Rials Creek, Hwy 43. 53. Epiproct, dorsal, 54. Epiproct, lateral, 55. Epiproct tip, 56. Male tergum 9 dorsal process, 57. Male tergum 9 process, lateral aspect, 58. Female abdominal sterna 7‐9. ep = epiproct; ce = circus; as = anterior sclerite; ps = posterior sclerite; sgp = subgenital plate.

Figs. 63‐66. Female terminalia. 63. Allocapnia rickeri, 64. Allocapnia starki, 65. Allocapnia virginiana, 66. Nemocapnia carolina.