Trachyspina illamurta, PLATNICK, 2002

PLATNICK, NORMAN I., 2002, A Revision Of The Australasian Ground Spiders Of The Families Ammoxenidae, Cithaeronidae, Gallieniellidae, And Trochanteriidae (Araneae: Gnaphosoidea), Bulletin of the American Museum of Natural History 2002 (271), pp. 1-1 : 1-

Trachyspina illamurta , new species Figures 329, 330 ; Map 25

TYPE: Female holotype from Illamurta Spring , 24 ° 19 ̍ S, 132 ° 41 ̍ E, Northern Territory (June 7, 1978; F., J. Aslin), deposited in SAM (N1999/89) .

ETYMOLOGY: The specific name is a noun in apposition taken from the type locality.

DIAGNOSIS: Females have an oval epigynal atrium, wider at its midpoint than anteriorly or posteriorly, containing a rectangular septum (fig. 329); the anterior epigynal ducts are widened (fig. 330).

MALE: Unknown.

FEMALE: Total length 6.0. Coloration as in T. mundaring . Leg spination: femora: I d0­ 0­1, p0­0­1; II d0­0­1; IV d0­0­1; tibiae: I v2­4­1p; II v2­4­2; III v0­0­0; IV v1p­1p­0; metatarsi: I v2­3­2; II v2­2­2; III v0­0­0; IV v0­1p­0. Epigynal atrium widest at about half its length, containing rectangular septum (fig. 329); anterior ducts widened, not extending anterior of anterior epigynal margin (fig. 330).

OTHER MATERIAL EXAMINED: None.

DISTRIBUTION: Known only from the Northern Territory (map 25).

Figures

Map 25. Records of Trachyspina capensis, new species (circles), T. goongarrie, new species (square), T. madura, new species (star), and T. illamurta, new species (cross).

Figs. 327–332. Epigyna, ventral (top row) and dorsal (bottom row) views. 327, 328. Trachyspina madura, new species. 329, 330. T. illamurta, new species. 331, 332. T. olary, new species.