Paracymbiomma pauferrense Rodrigues, Cizauskas & Rheims, 2018

Figs 46–65, 66A.

Paracymbiomma pauferrense Rodrigues, Cizauskas & Rheims, 2018: 308, figs 3, 17, 55–56, 70 (Holotype ♂ from Reserva da Mata do Pau-Ferro (06°57’ S; 35°44’ W), Areia, Paraíba, Brazil, 26–29 September 1999, A.D. Brescovit et al. leg., examined (IBSP 67179).

Other material examined. BRAZIL, Paraíba: 1♀, Areia, Reserva da Mata do Pau Ferro [06°57’ S; 35°44’’ W], 23–29 September 1999, A.D. Brescovit et al. leg. (IBSP 235978) ; 1♀ (IBSP 235986); 1♀ (IBSP 235987); 1♀ (IBSP 235988) 1♀ (IBSP 235990); 1♂ (IBSP 235977); 1♂ (IBSP 235979); 1♂ (IBSP 235980); 1♂ (IBSP 235981); 1♂ (IBSP 235982); 1♂ (IBSP 235983); 1♂ (IBSP 235984); ♂ (IBSP 235985), all with the same data as first specimen .

Diagnosis. Females of P. pauferrense differ from their eight-eyed congeners by the epigynum with atrium much wider than long, onion dome-shaped (Figs 49, 52, 64) (triangular in the other species) and by the CD with first loop sclerotized (Figs 50, 53) (hyaline in other species).

Description. Female (IBSP 235978): Carapace and legs pale yellow, and abdomen weakly pigmented (Fig. 46). Total length: 3.35. Carapace 1.2 long, 0.95 wide; abdomen 1.75 long, 1.2 wide; sternum 0.79 long, 0.6 wide (Fig. 48); palpal claw with 6 teeth (Fig. 59). ALS 0.25 long, 0.1 wide. ALS with one MaAm and six Pi (Figs 60–61); PLS with two Cy and one Ac (Figs 60, 62); PMS with one MiAm, one Ac and three Cy (Figs 60, 63). Eight eyes arranged in two rows, the anterior row straight, the posterior procurved (Figs 46–47). Eye diameters and interdistances: ALE 0.058; PLE 0.058; PME 0.054; ALE–AME 0.012; PLE–ALE 0.025; AME–ALE 0.012; PME–PLE 0.041; PME–PME 0.062. Chelicerae 0.46 long; one retromarginal tooth and four promarginal teeth. Leg formula 4123. Scopulate on metatarsi and tarsi leg I (Figs 54–56). Trichobothria present on dorsal tibia leg I (Fig. 57). Tarsi I-I with long toothed claws, with 9 teeth (Fig. 55). Leg measurements: I: 3.03 (0.90, 0.48, 0.69, 0.53, 0.44); II: 2.71 (0.60, 0.48, 0.63, 0.53, 0.49); III: 2.7 (0.75, 0.41, 0.50, 0.51, 0.53); IV: 3.76 (1.00, 0.50, 0.81, 0.80, 0.65). Leg spination: I—femur d1-1-0, p0-0-1; tibia v2-2-2; metatarsus v2-2-0. II—femur d1-1-0; tibia v0-1r-1r; metatarsus v2-0-0. III—femur d1-1-0, p0-0-1; tibia d0-1-0, p0-1-1, v1p-2-2; metatarsus p0-1-1, v2-0-3. IV—femur d1-1-0, r0-0-1; tibia d0-1-0, p0-1-1, r0-1-1, v1p-2-2; metatarsus d0-1r-0, p1-0-1, r1-0-0, v1p-2-2. Epigynum: EF as wide as long; A oval with lateral and anterior margins sclerotized (Figs 49, 52). Vulva: PS bean-shaped, two times longer than wide; SS with strongly curved lateral with well-defined rounded terminal part; FD antero-lateral (Figs 50, 53).

Variation. Females (n = 4): total length 2.40–3.20.; carapace length 1.10–1.20; femur I length 0.08–0.10.

Distribution. Only known from the type locality in the state of Paraíba, northeastern Brazil (Fig. 66A).