Sequence capture phylogenomics of eyeless Cicurina spiders from Texas caves, with emphasis on US federally-endangered species from Bexar County (Araneae, Hahniidae)

Male palpal morphology of C. madla and C. vespera (left palp, ventral view). Specimens from Stevens Ranch Trash Hole Cave (CIC_1745) and Robbers Cave (TX_241) from PP personal collection. Image of specimen TK_188519 from Joel Ledford. Abbreviations: CB = cymbium, T = tegulum, E = embolus. Scale bar: 0.5 mm.