Lampona finke, PLATNICK, 2000

PLATNICK, NORMAN I., 2000, A Relimitation And Revision Of The Australasian Ground Spider Family Lamponidae (Araneae: Gnaphosoidea), Bulletin of the American Museum of Natural History 2000 (245), pp. 1-328 : 48

Lampona finke , new species Figures 74–77 ; Map 4

TYPE: Female holotype from Finke River , 258519S, 1358039E, Northern Territory (Oct. 1994; R. Raven), deposited in QMB ( S34284 ) .

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

DIAGNOSIS: Males resemble those of L. foliifera but have a more pronounced ventral protuberance on the base of the palpal femur (fig. 75); females also resemble those of L. foliifera but have a large epigynal midpiece rather than a deep anterior excavation (fig. 76).

MALE: Total length 5.5. Abdominal dorsum with anterior pair of white spots almost fused, median pair fully fused into transverse stripe; legs yellow, undarkened, unmarked. Palpal femur with small, pimple­shaped ventral protuberance; retrolateral tibial apophysis expanded laterally at both sides of tip (fig. 75); tegulum massively expanded, reaching almost to tip of tibia; embolus long, wide, with short, arched tip (fig. 75).

FEMALE: Total length 6.8. Coloration as in male. Epigynal midpiece large, wide, reaching beyond tips of spermathecae (fig. 76), spermathecae bipartite, widely separated (fig. 77).

OTHER MATERIAL EXAMINED: South Australia: Serpentine Lakes , 288309S, 1298009E, Apr. 16, 1994, under bark (D. Hirst, SAM N1996 /313), 1/, Apr. 17, 1994, under eucalypt bark (J. Forrest, SAM N1996 /225), 1 ?; E side, Serpentine Lakes , 288309S, 1298029E, Apr. 18, 1994, under bark (P. Hudson, SAM N1996 /312), 1 /.

DISTRIBUTION: Known only from the Northern Territory and South Australia (map 4).

Figures

Map 4. Records of Lampona finke, new species (squares) and L. talbingo, new species (circles).

Figs. 74–77. Lampona finke, new species. 74. Left male palp, ventral view. 75. Same, retrolateral view. 76. Epigynum, ventral view. 77. Same, dorsal view.