Zabkattus trapeziformis, Zhang & Maddison, 2012

Zhang, Jun-Xia & Maddison, Wayne P., 2012, New euophryine jumping spiders from Papua New Guinea (Araneae: Salticidae: Euophryinae) 3491, Zootaxa 3491, pp. 1-74 : 73

Zabkattus trapeziformis sp. nov.

Figs 331–335

Type material. Holotype: female, PAPUA NEW GUINEA: Central Province : Varirata National Park, 9.436° S, 147.364° E, elev. 740 m a.s.l., 4 August 2008, coll. W. Maddison, A. Kore & J. Kore, WPM#08-029 ( UBC-SEM AR00119 ).

Etymology. The specific epithet refers to the trapezoid-shaped median septum of the epigynum.

Diagnosis. This species differs from Zabkattus brevis by the median septum, which is continuous with the anterior margin of the window ( Fig. 334), the long and convoluted copulatory duct ( Fig. 335), and the presence of small accessory gland near the beginning of copulatory duct ( Fig. 335).

Description. Female (holotype, UBC-SEM AR00119). Carapace length 1.5; abdomen length 1.5. Chelicera: red brown. Tibia of first leg with three pairs of ventral macrosetae; metatarsus with two pairs. Measurements of legs: I 3.2, II 2.6, III 3.1, IV 3.1. Epigynum ( Figs 334–335): median septum continuous with the anterior edge of the window, with posterior end wider than anterior end. Copulatory duct long and convoluted, with an accessary gland near the beginning; spermatheca small and oval. Color in alcohol ( Fig. 333): carapace dark brown, covered with many white and a few orange scales; abdomen grayish brown, scattered with light yellow dots; legs grayish brown, with some yellowish markings.

Natural history. Specimens were found on leaf litter in forest.