Lampona ewens, 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 : 64-65

Lampona ewens , new species

Figures 118–121 ; Map 9

TYPE: Female holotype taken under bark or stone at Ewens Pond Reserve , 388029S, 1408479E, South Australia (Apr. 21, 1979; D. Lee), deposited in SAM (26) .

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

DIAGNOSIS: Males resemble those of L.

walsh but have a much smaller, shorter retrolateral tibial apophysis (fig. 119); females can be recognized by the bulbous, laterally displaced anterior spermathecal bulbs (fig. 121).

MALE: Total length 4.3. Abdominal dorsum with white markings expanded to cover most of dorsum except for dark chevrons in front of posterior white spot; legs unmarked. Palpal femur unmodified; retrolateral tibial apophysis short, sharply pointed (fig. 119); tegulum small, not posteriorly expanded, reaching only to about one­fourth of tibial length; embolar base long, tip narrow (fig. 118).

FEMALE: Total length 6.5. Coloration as in male except abdominal dorsum also with dark cardiac mark and anterolateral dark spots. Epigynal midpiece triangular, widely expanded anteriorly, anterior margin weak (fig. 120); anterior portion of spermathecae laterally displaced, bulbous (fig. 121).

OTHER MATERIAL EXAMINED: South Australia: Mambray Creek, 328509S, 1378599E, Mar. 11, 1979, under rock (M. Gray, AMS KS15008), 1?. Tasmania: Lake St. Clair, 428089S, 1468109E, Jan. 29, 1987, under logs and rocks, lake edge, elev. 700 m (R. Raven, J. Gallon, QMB S5637), 1/.

DISTRIBUTION: Known only from South Australia and Tasmania (map 9).

Figures

Map 9. Records of Lampona kapalga, new species (circles) and L. ewens, new species (squares).

Figs. 118–121. Lampona ewens, new species. 118. Left male palp, ventral view. 119. Same, retrolateral view. 120. Epigynum, ventral view. 121. Same, dorsal view.