FIGURE 19 in The Crevice Weaver Spider Genus Kukulcania (Araneae: Filistatidae)
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FIGURE 19. Kukulcania hibernalis (Hentz, 1842), early spiderlings from Argentina, Santa Fe, Vera (MACN- Ar). A–D. First instar (stage without setae). A. General view. B. Posterior book lungs, note the presence of several leaves. C. Posterior respiratory system. D. Abdomen, digested, dorsal view. E–H. Third instar (dispersing stage). E. Spinnerets, ventral view. Inset showing cribellum spigots. F. Left ALS, ventral view. G. Left PMS, sublateral view. H. Right calamistrum, prolateral. Abbreviations: 3rd, 3rd abdominal entapophyses; ALS, anterior lateral spinnerets; AT, anal tubercle; BL, posterior book lungs; Cr, cribellum; IF, interpulmonary fold; ITC, intertracheal canal; MAP, major ampullate gland spigot; mAP, minor ampullate gland spigot; PC, paracribellar gland spigot; Pi, piriform gland spigot; PLS, posterior lateral spinnerets; PMS, posterior median spinnerets; PRS, posterior respiratory system; Sp, spinnerets.
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