Bioacoustics of Agyneta paquini

Description: Male : Total length 1.53; carapace length 0.70, width 0.58. CEPHALOTHORAX: Carapace light yellow-orange, shiny, finely reticulate; margin suffused with dark gray; trident mark present. Sternum light yellow-orange, suffused with gray. Clypeus height 2. Chelicerae light yelloworange, with transverse dark gray suffused band, not excavated; seta-tipped tubercles absent; promargin four teeth, retromargin one denticle. Cheliceral stridulatory organ ~35 striae, well spaced slowly getting closer basally. ABDOMEN: Uniformly light to dark gray. LEGS: Light yellow; leg I total length: 2.58; leg III total length: 2.01; Tm I: 0.54, Tm IV: absent. GENITALIA: Palpal retrolateral tibial apophysis large, pointed and smooth; dorsal tibial apophysis large, rugose; two retrolateral trichobothria and one dorsal ( Fig. 439 ). Cymbium triangular; glabrous depression present ( Fig. 439 ); dorsal and ventral cymbial tubercles squared and rugose; prolateral notch medium ( Fig. 440 ). Paracymbium apical pocket long, anterior pocket long and curved making a medium cover, posterior pocket absent ( Fig. 439 ). Embolus tip pointed, no retrolateral extension; basally with rows of spines; ventrally with numerous small spines; Fickert’s gland absent; ventral lamella reduced or absent; thumb going slightly over the embolus proper ( Fig. 441 ). Embolus proper set apically, dorsal part larger, not serrated with associated large prong ( Fig. 441 ). Anterior terminal apophysis with wide tip and long protrusions plus two basal, small prongs; posterior terminal apophysis with elongated tip; lamella characteristica with small, pointed tip and rounded extension ( Fig. 442 ). Female : Unknown.