Cicurina (Cicurella) wiltoni Gertsch 1992

Paquin, Pierre & Dupérré, Nadine, 2009, of 60 troglobitic species of the subgenus Cicurella (Araneae: Dictynidae), and a first visual assessment of their distribution, Zootaxa 2002, pp. 1-67 : 57-61

Cicurina (Cicurella) wiltoni Gertsch 1992

( Figs 126–128)

Cicurina wiltoni Gertsch 1992: 119 , figs 145–146, 159–160 (description of male and female). one of the two localities with the range of C. madla . Dark circle symbols refer to confirmed localities, open circles to literature records.

Description. Female holotype

Total length: 4.68; carapace length: 2.25; carapace width: 1.45. Eyes absent. Cheliceral promargin right side with 3 teeth (2 large, 1 small), left side with 3 teeth (2 large, 1 small), the two large teeth are fused at base;

retromargin right side with 8 denticles (3 large, 5 small), left side with 7 denticles (3 large, 4 small). Leg I: total length: 6.95; femur: 1.95; patella: 0.75; tibia: 1.75; metatarsus: 1.60; tarsus: 0.90; leg IV: total length: 8.13; femur: 2.15; patella: 0.80; tibia: 1.95; metatarsus: 2.20; tarsus: 1.05. Tarsal claw IV: 0.20. Epigynum: 0.364 mm. Epigynal ventral plate with long transverse slit, indentation absent; atrium rectangular, half intruded by straight dorsal, atrial aperture moderate; bursa enlarged, fused; copulatory ducts slightly separated at midpoint, reaching top of primary lobe apex; copulatory ducts constriction located medially; primary pores visible (1 seen), positioned dorsally; stalk, short, straight, oblique, joining the primary lobe at the aperture of the dictynoid pore; dictynoid pore triangular; primary lobe light-bulb shaped; secondary lobe present, positioned ventro-basally; fertilization canal long, reaching over the dictynoid pore; fertilization duct internally attached to the primary lobe base.

Distribution. Only reported from Crystal Caverns (Jefferson County, Alabama, Fig. 128).

Remarks. Both sexes are described. The holotype vial contained the female holotype and two immature specimens not mentioned in Gertsch (1992). Gertsch listed McClunney-Alabama Caverns for the species, which is another name for Crystal Caverns. This species is the only eyeless member of the subgenus occurring north of Texas ( Fig. 128).