Bioacoustics of Agyneta pinicola

Description . Male. Total length 1.48. Carapace ( Figs 23, 24 ) 0.69 long, 0.56 wide, yellow-grey. Posterior median eyes separated slightly less than by their diameter. Sternum 0.45 long and 0.36 wide, glossy, yellow-grey gradually darkened to the border with numerous yellow points scattered. Abdomen uniformly grey. Chelicera with a small tooth on outer margin, laterally with numerous indistinct, thin striae close together. Tibial spination 2222. TmI—0.72, TmII—0.66, TmIII—0.49, TmIV—0.68. Length of leg joints. Femur Patella Tibia Metatarsus Tarsus Total I 0.50 0.18 0.48 0.40 0.33 1.89 II 0.46 0.20 0.40 0.37 0.29 1.72 III 0.38 0.18 0.34 0.34 0.25 1.49 IV 0.57 0.19 0.60 0.54 0.29 2.19 Male Agyneta pinicola sp. n. Agyneta suecica Apical part of paracymbium “ap” edges not parallel; relatively wide proximal piece narrow distally (Fig. 1) with almost parallel edges (Fig. 4) Anterior pocket of paracymbium “apo” relatively wide (Fig. 1) relatively narrow (Fig. 4) Proximal part of paracymbium “pp” with lengthwise rib (Fig. 1) no lengthwise rib (Fig. 4) Palpal tibia with straight anterior edge of the lateral surface (i) (Figs 1, 2) with curved anterior edge of the lateral surface (i) (Figs 4, 5). Lamella characteristica “lc” middle part wider than in A. suecica (Fig. 2) mesal surface with main distal tooth (ii), “lc” partly hides it (Fig. 2) middle part more narrow than in A. pinicola sp. n. (Fig. 5) anterior edge with main distal tooth (Fig. 5) with shortened proximal piece (iii) ( Figs 1, 2 ) with elongated proximal piece (iii) ( Figs 4, 5 ) Embolus “e” with small tubercle (tu) ( Fig. 2 ) with tooth shape tubercle (tu) ( Fig. 5 ) elongated tubercle (iv) opposite to embolus proper hook like thorn (iv) opposite to embolus proper ( Fig. 2 ) ( Fig. 5 ) with pointed outgrowth at the base (v) (Fig. 3) with rounded outgrowth at the base (v) (Fig. 6) Cymbium pointed basal appendix (vi) (Fig. 3) rounded basal appendix (vi) (Fig. 6) Female Epigyne width (W) of scape distal part (dps) = 4.4 length (L) of proscapus ventral part (ventral view) (Fig. 14) and 3.6 (caudal view) (Fig. 15) width (W) of scape distal part (dps) = 3.5 length (L) of proscapus ventral part (ventral view) (Fig. 18 and 2.9 (caudal view) (Fig. 19) Palp length of metatarsus (PL) is 2 its width (PW) (Figs 7) length of metatarsus (PL) is 2.4 its width (PW) (Figs. 8, 9) Palp as in Figs 1–3 , 10–11 , patella with conical extension bearing one setae on the top; tibia without apophyses; cybmium unmodified; lamella characteristica well developed, unbranched; base of embolus (v) claw like; tubercle of embolus (tu) fine. Female: total length 1.82. Carapace ( Figs 25–26 ) 0.71 long, 0.52 wide, pale yellow. Posterior median eyes separated by about their diameter. Sternum 0.39 long and 0.38 wide, glossy, yellow-grey gradually darkened to the border with scattered yellow pits. Abdomen uniformly grey. Chelicera with a small tooth on outer margin, stridulation striae as in male. Tibial spination 2222. TmI—0.72, TmII—0.64, TmIII—0.48, TmIV—0.68. Palp as in Fig. 7 . Length of leg joints. Femur Patella Tibia Metatarsus Tarsus Total I 0.43 0.18 0.39 0.32 0.29 1.61 II 0.39 0.18 0.35 0.31 0.24 1.47 III 0.35 0.17 0.31 0.28 0.22 1.33 IV 0.52 0.18 0.50 0.42 0.26 1.88 Epigyne and vulva as in Figs 14–17 . Epigyne with wide proximal part of proscape, proscape sides slightly curved, oblique Figs 14–15 .