FIGURE 6 in The Crevice Weaver Spider Genus Kukulcania (Araneae: Filistatidae)

FIGURE 6. Kukulcania spp., male bulbs, prolateral, clove oil cleared. A–B. K . hibernalis (Hentz, 1842) (MACN- Ar 20625). C. K . santosi, paratype (AMNH IFM-1646). D. K . hurca (Chamberlin and Ivie, 1942) (AMNH IFM-1648). E. K . geophila (Chamberlin and Ivie, 1935) (AMNH IFM-1647). F. K . tractans (O. Pickard-Cambridge, 1896) (AMNH IFM-1649). Abbreviations: BBS, basal bulb sclerite; CIC, cymbium internal crest; C1, sperm duct coil 1; C2, coil 2; C2, coil 3; E, embolus; EK, embolus keel; F, fundus; tM29, tendon of the claw flexor muscle. Scale bars = 0.1 mm.