Agyneta longipes ( Chamberlin & Ivie 1944 )

Dupérré, Nadine, 2013, Taxonomic revision of the spider genera Agyneta and Tennesseellum (Araneae, Linyphiidae) of North America north of Mexico with a study of the embolic division within Micronetinae sensu Saaristo & Tanasevitch 1996, Zootaxa 3674 (1), pp. 1-189 : 153-154

Agyneta longipes ( Chamberlin & Ivie 1944)

Figs 500–502 , map 33

Meioneta longipes Chamberlin & Ivie 1944: 87 , f. 184. (Description Ƥ). Agyneta longipes Buckle et al. 2001: 100 . (Transferred from Meioneta ).

Type material: Meioneta longipes Chamberlin & Ivie 1944 , Ƥ HOLOTYPE from Georgia: Brier Cr., 7 mi N of Sylvania, W 81º 35’: N 32º 48’, April 13, 1943, Wilton Ivie collector ( AMNH). EXAMINED.

Diagnosis: Females are diagnosed from all species in the genus by the reversed heart-shaped proximal part of scape ( Fig. 500 ).

Description: Male: Unknown.

Female: Total length 1.53; carapace length 0.63, width 0.50.

MAP. 33. Localities of Agyneta longipes ( Chamberlin & Ivie 1944) .

CEPHALOTHORAX: Carapace brown, shiny, finely reticulate; margin suffused with dark gray. Clypeus height 1. Sternum brown lightly suffused with dark gray. Chelicerae brown, not excavated; seta-tipped tubercles absent; promargin five teeth, retromargin four tiny denticles. Cheliceral stridulatory organ ~ 37 striae, narrowly spaced throughout. ABDOMEN: Oval, uniformly off-white. LEGS: Yellow, coxae dark brown, femurs with basal dark brown band; palpal tarsus dark brown, palpal claw absent; leg I total length: 2.11, leg III total length: 1.56, Tm I: 0.25, Tm IV: absent. GENITALIA: Epigynum with proximal part of scape basally constricted, reverse heartshaped; epigynal slits long and narrow; pit hook depression deep ( Fig. 500 ); lateral lobes elongated, folded; stretcher small; pit deep ( Fig. 501 ). Median part of scape narrow, parallel; genital pores situated at base of lateral lobes pockets ( Fig. 502 ). Internal genitalia with elongated, obliquely oriented ventral receptacula and an elongated, horizontally oriented dorsal receptacula ( Figs 501, 502 ).

Other material examined: USA: Florida: 12km W Gainesville, 28.iii.1957, 2Ƥ, W. Gertsch, R. Forster ( AMNH).

Distribution: Southeastern USA.

Figures

FIGURES 500 – 502. Agyneta longipes (Chamberlin & Ivie 1944). 500 – 502, Female. 500. Epigynum, ventral view. 501. Internal genitalia, ventral view. 502. Internal genitalia, dorsal view.