Graphical overview of terminology used to describe genitalic morphology. Tennessee, Overton Co., Obe Lee Cave, Nesticus stygius, ♂ MCH specimen #1882 palp ventral (A), dorsal (B) C North Carolina, Haywood Co., near Steestachee Bald overlook, N. silvanus, MCH specimen #1145, ♂ palp dorsal D North Carolina, Rutherford Co., Moonshiner’s Cave, N. brimleyi, MCH 99_014, ♂ paracymbium medial E North Carolina, Clay Co., Big Tuni Creek, MCH 02_171, epigynum ventral F North Carolina, Henderson Co., W of Bat Cave, MCH 07_134, epigynum ventral G North Carolina, Buncombe Co., SW of Cane River Gap, MCH 01_167, epigynum dorsal.