Bioacoustics of Agyneta flibuscrocus

Description: Male : Total length 2.35; carapace length 1.04, width 0.85. CEPHALOTHORAX: Carapace dark orange-brown, shiny, finely reticulate; suffused with dark gray along margin and radiating lines; trident mark present. Sternum suffused with dark gray. Clypeus height 2.5. Chelicerae orange-brown, with transverse gray band; not excavated; seta-tipped tubercles absent; promargin four teeth, retromargin two denticles. Cheliceral stridulatory organ ~25 strong striae, well spaced throughout. ABDOMEN: Uniformly dark gray. LEGS: Light orange; leg I total length: 4.80; leg III total length: 3.59; Tm I: 0.22, Tm IV: absent. GENITALIA: Palpal retrolateral tibial apophysis rounded smooth; dorsal tibial apophysis absent, tibia rugose dorsally; two retrolateral trichobothria and one dorsal ( Fig. 481 ). Cymbium rounded; glabrous depression present ( Fig. 481 ); dorsal cymbial tubercle triangular, smooth; ventral cymbial tubercle absent; prolateral notch shallow ( Fig. 481 ). Paracymbium apical pocket medium, anterior pocket absent, bearing an anterior prong, posterior pocket absent ( Fig. 481 ). Embolus tip pointed and wide with large prong retrolaterally; basally enlarged with two small spines; Fickert’s gland absent; ventral lamella transparent, few spines basally; thumb long reaching over the embolus proper ( Fig. 483 ). Embolus proper set apically on a vertical ridge, not associated with embolus tip, of equal part ( Fig. 483 ). Anterior terminal apophysis narrow tip with long protrusions; posterior terminal apophysis pointed, not well sclerotized; lamella characteristica with three sharp prongs ( Fig. 484 ). Female : Unknown.