Helpis kenilworthi Żabka, 2002

Żabka, Marek & Patoleta, Barbara M., 2014, New species of Helpis Simon, 1901 from Australia (Araneae: Salticidae), with a new definition of the genus, Zootaxa 3873 (5), pp. 571-589 : 580-584

Helpis kenilworthi Żabka, 2002

Figs 51–65 , 87

Material examined. AUSTRALIA, New South Wales: 1♂, 2♀♀, Barrington Tops National Park, Gloucester River Campground, 32°03'38" S, 151°41'13" E, [-32.0606, 151.6869], 30 Jan. 2008, beat/sweep & hand collecting, G.A. Milledge & A.D. Hegedus, AMS KS104146; 1♂, Royal National Park, Sydney, 34°08' S, 151°04'E, [-34.13, 151.07], 17 Dec. 1965, R.E. Mascord, KS19185; Tasmania: 1♀, East Risdon, 42º49' S, 147º19' E [-41.1833, 147,3167], in nest with eggs, under loose bark on Eucalyptus , 4 Jan. 1967, V.V. Hickman, AMS KS31060.

Diagnosis. Male with fringes above anterior eyes ( Fig. 55 ). Cymbium with large flange, tegulum ovoid, embolus short and ventrally bent, arising from underneath the tegulum, tibial apophysis large, forming a strong hook ( Figs 57–59 ). Epigyne with transverse ridge ( Fig. 64 ), copulatory openings oriented anteriorly, insemination ducts short (see Żabka 2002, figs 4C–E).

Description. Male. Cephalothorax generally chestnut brown ( Fig. 51 ), eye surroundings black, thoracic median part lighter, dark orange, with white adpressed hairs. Brows of blackish hairs above AME ( Fig. 55 ). Abdomen dark greyish brown with median dirty orange pattern. Clypeus and chelicerae dark brown, the latter textured. Endites and labium dark brown with lighter tips. Sternum dirty brown. Venter medially dark grey with wide light stripes ( Fig. 52 ). Legs I dark brown, femora with light dorso- and ventrolateral sides, patellae, tibiae and tarsi lighter. Ventral spination of LI: tibia 2-2-2-2, metatarsus 2-2 ( Fig. 56 ). Legs II–IV lighter, especially femora, with similar colour pattern. Spination of legs II as in legs I. Palpal organ ( Figs 57–59 ) with flange on cymbium, tegulum without posterior lobe, embolus short, tibial apophysis long and thin, hooked. Dimensions: CL 3.74, CW 2.86, CH 1.56, AL 4.00, AW 1.92, EFL 1.50, AEW 2.23, PEW 2.02, leg I 11.58 (3.12+1.66+3.53+2.23+1.04), leg II 9.76 (2.91+2.60+1.50+1.92+0.83), leg III 8.46 (2.34+0.98+2.23+2.08+0.83), leg IV 9.56 (2.60+1.30+2.49+2.34+0.83).

Female. See Żabka (2002, figs 4C–E).

Distribution. The species was originally described from Tasmania. Here it is also recorded from eastern New South Wales ( Fig. 87 ).

Figures

FIGURE 87. Records and predicted distribution of Helpis kenilworthi.

FIGURES 51 – 59. Helpis kenilworthi. 51 male, dorsal view; 52 same, ventral view; 53 same, dorso-frontal view; 54 same, chelicerae, endites and labium, ventral view; 55 same, frontal view; 56 same, legs first & second; 57 – 58 same, palp, ventral view; 59 same, palp, retrolateral view; (cf: cymbial flange, e: embolus, rta: retrolateral tibial apophysis, t: tegulum). Scale: 1 mm.

FIGURES 60 – 65. Helpis kenilworthi. 60 female, dorsal view; 61 same, ventral view; 62 same, chelicerae, endites and labium, ventral view; 63 same, first leg; 64 same, epigyne; 65 same, frontal view; (p: pouch, tr: transverse ridge). Scale: 1 mm.