Bioacoustics of Lasiodora camurujipe

Description. Male (MZUSP 78870). Carapace 27.24 long, 27.46 wide, chelicera 13.34. Legs (femur, patella, tibia, metatarsus, tarsus, total): I: 26.05, 13.31, 21.03, 21.50, 11.43, 93.32. II: 23.92, 12.37, 20.28, 20.06, 10.22, 86.85. III: 22.01, 11.17, 17.91, 21.50, 10.58, 83.17. IV: 25.20, 11.44, 22.12, 28.65, 11.35, 98.76. Palp: 16.62, 9.21, 13.54, –, 6.25, 45.62. Midwidths: femora I–IV = 5.43, 5.72, 6.96, 5.47, palp = 3.89; patellae I–IV = 5.68, 5.51, 5.68, 5.20, palp = 4.30; tibiae I–IV = 4.39, 4.02, 4.13, 3.91, palp = 4.20; metatarsi I–IV = 2.57, 2.58, 2.91, 2.70; tarsi I–IV = 2.65, 2.76, 2.67, 2.47, palp = 3.64. Abdomen 27.57 long, 18.03 wide. Spinnerets: PMS, 2.99 long, 1.18 wide, 1.54 apart; PLS, 4.48 basal, 3.31 middle, 4.71 distal; midwidths 1.65, 1.61, 1.12, respectively. Carapace: 0.99 longer than wide; cephalic area moderately raised, thoracic striae conspicuous. Fovea: 5.59 wide. Eyes and eye tubercle: Tubercle 1.04 high, 2.73 long, 3.81 wide. Clypeus 0.45 wide. Anterior eye row procurved, posterior slightly recurved. Eye sizes and inter-distances: AME 0.82, ALE 0.96, PME 0.56, PLE 0.95, AME–AME 0.76, AME–ALE 0.67, AME–PME 0.17, ALE–ALE 2.46, ALE–PME 0.58, PME–PME 1.92, PME–PLE 0.13, PLE–PLE 2.79, ALE–PLE 0.43, AME–PLE 0.72. Eye group 3.82 wide, 1.95 long. Maxilla: Length 8.76, width 5.12. Cuspules: 240 spread over ventral inner heel. Labium: 3.97 long, 4.40 wide, with 174 cuspules spaced by ca. one diameter from each other on the anterior third center. Chelicera. basal segment with 11 teeth in row on promargin and denticles in basal area. Sternum: 12.05 long, 11.46 wide. Legs: leg formula: I = IV II III. Length leg IV to I: 1.06. Stridulatory apparatus: Retrolateral maxilla: small to large spiniform setae on the distal upper, middle and lower areas, interspersed with some plumose setae ( Figs 209 ─210). Leg I prolateral coxa: confluence of sutures region with ca. 14 brownish, elongated, somewhat spatulated stridulatory setae and several smaller ones (Figs 211─212). Region above sutures with plumose setae and some curved spininiform setae. Region below sutures covered with plumose setae having no incrassate base (Fig. 213). Coxa I retrolateral face covered with plumose setae and a series of small spiniform setae on the upper and middle basal region. Coxae II─IV lacking small spiniform setae on retrolateral face. Coxa II prolateral face with same apparatus as in leg I, in legs III and IV the stridulatory setae are very slender. Scopula: Tarsi I–IV fully scopulate. Metatarsi I fully scopulated; II 3/4; III 1/2; IV 1/4 distal. Metatarsus IV divided by row of 2─3 setae. Spination: palp: femur 0, patella 0, tibia v1-0-0, p2-3-1; leg I: femur p0-0-1, patella 0, tibia v1-0-1ap, metatarsus v0-0-1ap; leg II: femur p0-0-1, patella 0, tibia v0-2-4(3ap), p0-1-1, metatarsus v1-0-2ap, p0-1-1; leg III: femur r0-0-1, patella 0, tibia v0-1-3ap, p1-1-1, r1-1-0, metatarsus v0-2-(4ap), p1-2-1, r0-0-1; leg IV: femur r0-0-1, patella 0, tibia v0-2- 5(3ap), p1-1-1, r1-1-1, metatarsus v21(4ap), p1-2-1, r0-0-1. Urticating setae: Position, type and length range: MA, I, 0.35─0.39; LA, I, 0.27─0.36; MM, III, 0.74─0.78; LM, MP and LP not seen as the areas are bald. Palp ( Figs 203 –205). Bulb pyriform, embolus slightly longer than tegulum length, slightly flattened laterally at distal region, apex short and thick. Prolateral keels present. PS forming embolus edge distally. A short. R sharp, with a series of denticles on its edge. SA well developed. Bifid tibial spur (Figs 206─207) with processes originating from common base, both straight, retrolateral longest and with a curvature at its distal portion. A single, flattened, rhomboidal spine contiguous to the internal upper face of retrolateral process, and three such spines at the internal face of prolateral process. Metatarsus I curved at its basal third, when folded touches apex of retrolateral process. Color pattern (in alcohol). Carapace black bordered with dense layer of light salmon colored setae, chelicerae black covered with light salmon colored setae. Legs black, except for coxae, trochanter and basal part of femora, dorsally covered with light salmon colored setae. Longer setae on dorsal legs light brown. Coxae of legs ventrally and sternum reddish brown, covered with short dark brown setae and longer scattered brown setae. Legs ventrally dark brown. Labium and maxillae reddish brown. Abdomen dorsally black, and ventrally dark brown with abundant long light brown or slightly reddish setae. Femora, patellae, tibiae and metatarsi of legs and palp with very discrete light stripes. Apex of leg segments with very discrete whitish rings on apex. Description. Female (MZUSP 78871). Carapace 26.55 long, 25.40 wide, chelicera 16.14. Legs (femur, patella, tibia, metatarsus, tarsus, total): I: 20.45, 11.74, 16.75, 14.27, 8.50, 71.71. II: 18.52, 11.06, 14.33, 13.38, 7.81, 65.10. III: 17.13, 9.83, 12.55, 14.52, 8.65, 62.68. IV: 19.99, 10.67, 16.22, 19.45, 8.57, 74.90. Palp: 14.68, 8.49, 11.29, –, 9.49, 43.95. Midwidths: femora I–IV = 4.83, 4.97, 5.44, 5.35, palp = 3.34; patellae I–IV = 4.86, 4.82, 4.84, 4.74, palp = 4.03; tibiae I–IV = 4.01, 3.86, 4.03, 4.06, palp = 3.54; metatarsi I–IV = 2.85, 2.72, 2.66, 2.56; tarsi I–IV = 3.05, 2.94, 3.17, 2.93, palp = 2.99. Abdomen 34.12 long, 25.88 wide. Spinnerets: PMS, 2.97 long, 1.52 wide, 2.97 apart; PLS, 4.57 basal, 3.13 middle, 4.80 distal; midwidths 2.10, 1.79, 1.34, respectively. Carapace: 1.04 longer than wide; cephalic area noticeably raised, thoracic striae conspicuous. Fovea: 5.87 wide. Eyes and eye tubercle: Tubercle 0.97 high, 3.00 long, 3.83 wide. Clypeus 1.10 wide. Anterior eye row procurved, posterior recurved. Eye sizes and inter-distances: AME 0.71, ALE 0.95, PME 0.58, PLE 0.85, AME–AME 0.78, AME–ALE 0.40, AME–PME 0.24, ALE–ALE 2.41, ALE–PME 0.53, PME–PME 2.00, PME–PLE 0.11, PLE–PLE 2.73, ALE–PLE 0.37, AME–PLE 0.76. Eye group 3.73 wide, 1.90 long. Maxillae: Length 8.37, width 5.71. Cuspules: 403 spread over ventral inner heel. Labium 4.07 long, 4.99 wide, with 254 cuspules spaced by ca. one diameter from each other on the anterior third center. Chelicera: basal segment with 9 teeth in row on promargin and denticles in basal area. Sternum: 11.73 long, 10.20 wide. Legs : formula: I = IV II III . Length leg IV to I: 1.04. Stridulatory apparatus: Retrolateral maxilla: small to large spiniform setae on the distal upper, middle and lower areas, interspersed with some plumose setae ( Figs 214 ─215). Leg I prolateral coxa: confluence of sutures region with ca. 10 brownish, elongated, spatulated stridulatory setae and several short ones (Figs 216─217). Region above sutures with plumose setae and some curved spiniform setae. Region below sutures covered with plumose setae having slightly incrassate base (Fig. 218). Coxa I retrolateral face covered with plumose setae and a series of small spiniform setae on upper and middle basal region. Coxae II ─ IV lacking small spiniform setae on retrolateral face. Coxa II prolateral face with same apparatus as in leg I, in legs III and IV the stridulatory setae are very slender. Scopula : Tarsi I – IV fully scopulate. Metatarsi I –II fully scopulated; III 1 /2, IV 1 /4 distal. Metatarsus IV divided by a row of 4─5 setae. Spination: palp: femur p0-0-1ap, patella 0, tibia v1-2-4(3ap), p1-1-1, r0-1-1; leg I: femur p0-0-1, patella 0, tibia v0-0-2ap, metatarsus v0-0-1ap; leg II: femur p0-0- 1, patella 0, tibia v0-1-3ap, p0-1-1, metatarsus v1-0-3ap; leg III : femur 0, patella 0, tibia v0-3-2ap, p1-1-1, r1-1-1, metatarsus v0-3-6ap, p1-2-1, r0-1-1; leg IV : femur 0, patella 0, tibia v0-2-3(2ap), p0-1-1ap, r0-1-1, metatarsus v21(5ap), p0-1-1, r0-1-1. Urticating setae: Position, type and length range: MA, I, 0.36─0.39; LA, I, 0.34─0.37; MM , I, 0.45─0.47; LM, I, 0.38─0.39; MP , I, 0.69─0.72, III , 0.67─0.73; LP , I, 0.41─0.45. In MP region, almost all setae are intermediates between types I and III ( Bertani & Guadanucci 2013 ). Spermathecae (Fig. 208): Two very short spermathecae separated by heavily sclerotized short area, spermathecal stalk slightly narrower than spermathecal bulb. Color pattern (in alcohol): As in male, except: chelicerae lacking light salmon colored setae; carapace bordered with narrow band of light salmon colored setae; legs entirely black dorsally, except for coxae having light salmon colored setae; apex of femora of legs and palp with narrow whitish rings, patellae, tibiae and metatarsi with discrete whitish rings.