Wydundra kennedy, Platnick & Baehr, 2006

Platnick, N. I. & Baehr, B., 2006, A Revision Of The Australasian Ground Spiders Of The Family Prodidomidae (Araneae: Gnaphosoidea), Bulletin of the American Museum of Natural History 2006 (298), pp. 1-287 : 161-173

publication ID

0003-0090

persistent identifier

https://treatment.plazi.org/id/575B87E6-4FCC-679C-FC82-FC68FBD6FC44

treatment provided by

Tatiana

scientific name

Wydundra kennedy
status

sp. nov.

Wydundra kennedy View in CoL , new species Figures 387–391; Map 27

TYPES: Male holotype and female allotype taken in dry pitfall traps in Kennedy Range National Park , 24 ° 309S, 115 ° 029E, Western Australia (Oct. 3–8, 1994; M.

Harvey), deposited in WAM (male T45540, female T62551).

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

DIAGNOSIS: Members of this distinctive species can easily be recognized by the coiled embolus (figs. 387–389) and epigynal ducts (fig. 391).

MALE: Total length 4.02. Carapace 1.96 long, 1.78 wide, 0.78 high, length/width 1.10; sternum 1.18 long, 1.04 wide, length/width 1.13; abdomen 2.06 long, 1.34 wide; coxa I 0.64 long; relative length of coxae I–IV 1.00:0.97:0.84:1.16. Carapace, sternum, chelicerae, legs orange; endites, labium orange, distally pale; abdomen gray, venter pale, booklungs orange. Carapace weakly covered with shiny, slim, recumbent scales. Eye group width 0.71 of caput width; AME 0.18; ALE 0.16; PME 0.20; PLE 0.14; AME–AME 0.04; AME–ALE 0.02; PME–PME 0.04; PME– PLE 0.04; ALE–PLE 0.02; eye group AME– PME 0.42; AME–AME 0.40; PME–PME 0.44. Clypeus 0.08 high. Abdomen covered with gray, recumbent scales; ALS 0.47 of abdominal length, about their diameter apart. Tarsi I–IV ventrally with two rows of short, stout setae. Palp (figs. 387–389): cymbium long, slender, at least 2.2 times longer than wide, tip extremely elongate; conductor originating distally, membranous, long, coiled; median apophysis tiny, hooked; terminal apophysis absent; sperm duct weakly u-shaped; embolus long, thin, coiled, embolar base separated from tegulum, situated distally; tibia about 1.5 times as long as wide, retrolateral tibial apophysis long, with bent tip.

FEMALE: Total length 4.50. Carapace 1.78 long, 1.62 wide, 0.54 high; sternum 1.08 long, 0.98 wide, length/width 1.10; abdomen 2.72 long, 1.44 wide; coxa I 0.60 long; relative length of coxae I–IV 1.00:0.97:0.90:1.27. Coloration as in male. Eye group width 0.77 of caput width; AME 0.16; PME–PME 0.02; eye group AME– PME 0.40; AME–AME 0.36; PME–PME 0.40. Clypeus 0.06 high. ALS 0.4 of abdominal length. Palpal femur with 4–7 strong, ventral setae. Epigynum (figs. 390, 391): atrium small, inverted drop-shaped; epigynal ducts long, thin, coiled, spermathecae not separated from epigynal ducts.

OTHER MATERIAL EXAMINED: Western Australia: Barlee Range Nature Reserve , 23 ° 049S, 115 ° 479E, June 1994, pitfall (S. van Leeuwen, B. Bromilow, WAM T45228), 1 Oi ; Barlee Range Nature Reserve , 23 ° 059S, 115 ° 479E, Jan. 15–18, 1994, dry pitfall (P., G. Kendrick, WAM T63380), 1♀, June 15–18, 1994, dry pitfalls (P., G. Kendrick, WAM T45120), 1♀ ; Boolathana Station , 24 ° 259S, 113 ° 409E, Sept. 30, 1994 – Jan. 15, 1995, pitfall (N. McKenzie, J. Rolfe, WAM T45528), 1♀ ; Boolathana Station, 24 ° 259S, 113 ° 419E, Aug. 20–Sept. 30, 1994, pitfall (A. Sampey, WAM T45529), 1♀, Sept. 30, 1994 – Jan. 15, 1995, pitfalls (N. McKenzie, J. Rolfe, WAM T45530), 2 Oi , Jan. 15–May 30, 1995, pitfall (J. Waldock, WAM T45531), 1 Oi ; Cape Cuvier, Quobba Station, 24 ° 139S, 113 ° 309E, Aug. 21–Sept. 28, 1994, pitfall (P. West, WAM T45534), 1 Oi , Jan. 15–May 30, 1995, pitfalls (A. Sampey, WAM T45535), 2 Oi ; Cape Cuvier, Quobba Station, 24 ° 159S, 113 ° 339E, Aug. 21–Sept. 29, 1994, pitfall (P. West, WAM T45532), 1 Oi , Sept. 29, 1994 – Jan. 15, 1995, pitfall (N. McKenzie, J. Rolfe, WAM T45533), 1♀ ; Cape Range, Exmouth Limestone Lease , 22 ° 009S, 114 ° 049E, May 14, 2001, pitfall (R. Brooks, WAM T45709), 1♀ GoogleMaps ; Cape Range, Exmouth Limestone Lease , 22 ° 009S, 114 ° 059E, May 14, 2001, pitfalls (R. Brooks, WAM T45703), 2 Oi GoogleMaps ; Francois Peron National Park, 25 ° 539S, 113 ° 339E, Aug. 24–Oct. 10, 1994, pitfalls (A. Sampey, WAM T45537), 2 Oi, Oct. 9–14, 1994, dry pitfall (A. Sampey, WAM T45536), 1 Oi , Jan. 18–May 25, 1995, pitfalls (M. Harvey, WAM T45538), 1 Oi, 2♀ ; Francois Peron National Park, 25 ° 599S, 113 ° 349E, Jan. 18–May 26, 1995, pitfall (M. Harvey, WAM T45539), 1 Oi ; Kennedy Range National Park , 24 ° 309S, 115 ° 019E, Aug. 18–Oct. 6, 1994, pitfall (M. Harvey, WAM T45541), 1 Oi ; Kennedy Range National Park, 24 ° 339S, 114 ° 589E, Aug. 18–Oct. 4, 1994, pitfall (M. Harvey, WAM T45542), 1 Oi ; Kennedy Range National Park, 24 ° 349S, 114 ° 579E, Oct. 3–8, 1994, dry pitfall (M. Harvey, WAM T45543), 1 Oi ; 39 km E Laverton , Oct. 19–22, 1990, pitfall (E. Pianka, WAM 91 View Materials /1042), 1♀ ; Mardathuna Station, 24 ° 249S, 114 ° 289E, Aug. 19–Oct. 5, 1994, dry pitfall (P. West, WAM T45547), 1♀, Jan. 14– May 24, 1995, pitfalls (A. Sampey, WAM T45548), 2 Oi , May 23–28, 1995, dry pitfalls (A. Sampey, WAM T45549), 2 Oi ; Mardathuna Station, 24 ° 269S, 114 ° 309E, Aug. 19–Oct. 5, 1994, pitfall (P. West, WAM T45544), 1 Oi, Jan. 14–May 24, 1995, pitfall (A. Sampey, WAM T45545), 1 Oi , May 24–Aug. 26, 1995, pitfall (N. Hall, WAM T45546), 1♀ ; 7–8 km WNW Point Salvation, 28 ° 129S, 123 ° 369E, Sept.–Oct. 1998, dry pitfall (D. King, E. Pianka, WAM T51821), (J. Waldock , WAM 91 View Materials /1039), 1♀ ; Woodstock 1♀ ; Woodstock Station, 21 ° 379S, 118 ° 579E, Station , 21 ° 379S, 118 ° 589E, Sept. 23–30, 1988, May 3–9, 1988, pitfalls (J. Waldock, WAM pitfall (J. Dell, WAM 91 View Materials /1018), 1 Oi, Feb. 10–17, 91/1047, T45306), 1 Oi, 1♀, Feb. 16, 1989, in bag 1989, pitfalls, hard spinifex sandplain (J. Dell, R. How, J. Waldock, WAM 91 View Materials /1021, 1033), 1 Oi, 1♀ ; Woodstock Station , 21 ° 379S, 118 ° 599E, Oct. 27–29, 1990, pitfalls (M. Harvey, WAM 91 View Materials /1040, 1041), 2♀ ; Woodstock Station, 21 ° 379S, 119 ° 019E, Feb. 10–17, 1989, pitfall, granite with sand next to Coorona Creek (J. Waldock, R. How, J. Dell, WAM 91 View Materials /1037), 1♀ ; Woodstock Station , 21 ° 409S, 119 ° 039E, Sept. 23–30, 1988, pitfall (J. Dell, WAM 91 View Materials /1020), 1 Oi .

DISTRIBUTION: Known only from Western Australia (map 27).

Wydundra barrow , new species

Figures 392–396; Map 28

TYPES: Male holotype and female allotype taken by vehicle vibration near Sharp Point, Barrow Island , 20 ° 529S, 115 ° 279E, Western Australia (Oct. 28, 1998; M. Harvey, V. Ovtsharenko), deposited in WAM (male T45134, female T62552) .

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

DIAGNOSIS: Males can be recognized by the short, ventrally excavated retrolateral tibial apophysis (fig. 394), females by the triangular epigynal midpiece and large, rotund spermathecae (figs. 395, 396).

MALE: Total length 3.62. Carapace 1.58 long, 1.42 wide, 0.44 high, length/width 1.11; sternum 0.90 long, 0.84 wide, length/width 1.07; abdomen 2.04 long, 1.08 wide; coxa I 0.54 long; relative length of coxae I–IV 1.00:0.92:0.81:1.07. Carapace, sternum, chelicerae, legs orange; endites, labium orange brown, distally pale; abdomen gray, dorsally with weak orange scutum, venter pale, epigastric area orange. Eye group width 0.78 of caput width; AME 0.14; ALE 0.14; PME 0.20; PLE 0.14; AME–AME 0.04; AME–ALE 0.02; PME–PME 0.02; PME– PLE 0.02; ALE–PLE 0.02; eye group AME– PME 0.44; AME–AME 0.32; PME–PME 0.38. Clypeus 0.06 high. Abdomen covered with gray setae; ALS 0.40 of abdominal length, about their diameter apart. Tarsi I–IV ventrally with two rows of short, stout setae. Palp (figs. 392–394): median apophysis about twice as long as wide, with retrolaterally directed, sharp tip; terminal apophysis absent; sperm duct u-shaped; embolus thin, straight, embolar base separated from tegu- lum, situated prolaterally; tibia short, retrolateral tibial apophysis short, broad, excavated; femur ventrally incrassate.

FEMALE: Total length 3.94. Carapace 1.70 long, 1.68 wide, 0.42 high, length/width 1.01; sternum 1.04 long, 0.92 wide, length/ width 1.13; abdomen 2.24 long, 1.12 wide; coxa I 0.58 long; relative length of coxae I–IV 1.00:0.96:0.82:1.07. Coloration as in male but without scutum. Eye group width 0.7 of caput width; AME–AME 0.02; PME–PME 0.01; eye group AME–PME 0.36; AME– AME 0.30. ALS 0.49 of abdominal length. Palpal femur with seven strong, ventral setae. Epigynum (figs. 395, 396): atrium inverted drop-shaped; epigynal ducts short, in vshaped position, spermathecae large, contiguous, globular.

OTHER MATERIAL EXAMINED: Northern Territory: Kidman Springs Station , 16 ° 079S, 130 ° 579E, Oct. 21–28, 1998, pitfall (T. Churchill, MNT A003360 , 1 Oi ; Mount Sanford Station, Barkly Tablelands, Mitchell Grasslands , 16 ° 599S, 130 ° 339E, Dec. 1996, pitfall (A. Fisher, MNT A000983 ), 1♀ ; Mount Sanford Station , 17 ° 189S, 130 ° 469E, Apr. 1998, pitfall (T. Churchill, MNT A000985 ), 1 Oi ; Victoria River, 11 km W Timber Creek, 15 ° 469S, 130 ° 269E, Nov. 10, 1984 (M., B. Baehr, QMB S64944 View Materials ), 2 Oi. Western Australia: Barlee Range Nature Reserve , 23 ° 069S, 117 ° 009E, June 19–22, 1994, dry pitfall (P., G. Kendrick, WAM T45122), 1♀ ; Barlee Range Nature Reserve , 23 ° 239S, 115 ° 539E, June 11–14, 1994, dry pitfall (P., G. Kendrick, WAM T45123), 1 Oi ; Barlee Range Nature Reserve , 23 ° 259S, 115 ° 549E, June 11–14, 1994, dry pitfall (P., G. Kendrick, WAM T45125), 1♀ ; Barrow Island , 20 ° 449S, 115 ° 279E, Oct. 27, 1998, vehicle vibration (M. Harvey, V. Ovtsharenko, WAM T51826), 1 Oi ; Barrow Island, John Wayne Country , 20 ° 459S, 115 ° 229E, Nov. 4–Dec. 2, 1993, pitfalls, rocky site (M. Harvey, J. Waldock, WAM T45129), 2 Oi ; Barrow Island, Sharp Point , 20 ° 519S, 115 ° 259E, Oct. 27, 1998 (M. Harvey, WAM T45135), 1♀ ; Barrow Island, near Sharp Point , 20 ° 529S, 115 ° 259E, Oct. 28, 1998, vehicle vibration (M. Harvey, V. Ovtsharenko, WAM T45133), 1 Oi ; 14 km S by E of Kalumburu Mission , 14 ° 259S, 126 ° 409E, June 3–6, 1988 (T. Weir, WAM T45289), 1♀ ; 175 km E Derby, 26 km E Napier Downs , 17 ° 119S, 124 ° 519E, Nov. 23, 1984 (M., B. Baehr, QMB S64945 View Materials ), 1 Oi, 1♀ ; 4 km W King Cascade , 15 ° 389S, 125 ° 159E, June 12–16, 1988, Malaise trap with trough, closed forest, and open forest at night (T. Weir, WAM T45290–45292 View Materials ), 3♀ ; Woodstock Station , 21 ° 379S, 119 ° 019E, Sept. 23–30, 1988, pitfall, acacia, spinifex (J. Dell, WAM 91 View Materials /1019), 1♀, Feb. 10–17, 1989, pitfalls, spinifex (J. Waldock, R. How, J. Dell, WAM 91 View Materials /1034– 1036), 2 Oi, 1♀ .

DISTRIBUTION: Known only from Western Australia and the Northern Territory (map 28).

Wydundra anjo , new species

Figures 397–401; Map 29

TYPES: Male holotype and female allotype from Sir Graham Moore Island, near Anjo Peninsula , 13 ° 539S, 126 ° 349E, Western Australia (Feb. 16–26, 1945; B. Malkin), deposited in AMNH .

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

DIAGNOSIS: Males can easily be recognized by the narrow embolus and wide median apophysis (fig. 398), females by the wide epigynal midpiece (fig. 400).

MALE: Total length 4.58. Carapace 2.24 long, 2.08 wide, 0.66 high, length/width 1.08; sternum 1.24 long, 1.16 wide, length/width 1.07; abdomen 2.34 long, 1.44 wide; coxa I 0.82 long; relative length of coxae I–IV 1.00:0.95:0.78:1.00. Carapace, sternum, chelicerae, legs orange; endites, labium orange brown, distally pale; abdomen gray, with half moon-shaped pale spot in front of spinnerets, venter pale, booklungs orange. AME elevat- ed; eye group width 0.72 of caput width; AME 0.23; ALE 0.16; PME 0.26; PLE 0.16; AME–AME 0.04; AME–ALE 0.02; PME– PME 0.02; PME–PLE 0.04; ALE–PLE 0.40; eye group AME–PME 0.50; AME–AME 0.50; PME–PME 0.50. Clypeus 0.08 high. Abdomen covered with shiny, cinnamon, recumbent scales; ALS 0.50 of abdominal length, more than their diameter apart. Legs broken off. Palp (figs. 397–399): cymbium long, slender, at least 2.2 times longer than wide, tip elongate, retrolaterally straight; tegular apophyses, embolus situated on distal half of tegulum; median apophysis wide, spatulate, with retrolaterally directed, sharp tip; terminal apophysis absent; sperm duct weakly u-shaped; embolus finger-shaped, with sharp tip; embolar base separated from tegulum, situated prolaterally; tibia about 1.8–2.0 times as long as wide, retrolateral tibial apophysis long, triangular.

FEMALE: Total length 4.96. Carapace 2.00 long, 1.96 wide, 0.70 high, length/width 1.02; sternum 1.20 long, 1.10 wide, length/width 1.09; abdomen 2.96 long, 1.68 wide; coxa I 0.78 long; relative length of coxae I–IV 1.00:0.95:0.76:1.02. Carapace orange, with dark filigree net pattern; sternum, chelicerae, legs orange; endites, labium orange brown, distally pale; abdomen gray, with small, pale spot in front of spinnerets, venter pale, booklungs orange. AME elevated; eye group width 0.7 of caput width; AME 0.22; ALE 1.16; PME 0.24; PLE 0.16; AME–AME 0.02; AME–ALE 0.02; PME–PME 0.02; PME– PLE 0.04; ALE–PLE 0.04; eye group AME– PME 0.48; AME–AME 0.42; PME–PME 0.42. Clypeus 0.08 high. Abdomen covered with gray, plumose setae; ALS 0.41 of abdominal length, more than their diameter apart. Legs broken off. Palpal femur with seven strong, ventral setae. Epigynum (figs. 400, 401) with narrow anterior epigynal hood, atrium triangular, with wide epigynal midpiece; epigynal ducts short, coiled, spermathecae about their diameter apart, globular.

OTHER MATERIAL EXAMINED: None.

DISTRIBUTION: Known only from the type locality in Western Australia (map 29).

Wydundra uluru , new species

Figures 402–406; Map 28

TYPE: Male holotype taken in pitfall trap 29 km ESE Uluru, Uluru-Kata Tjuta National Park, 25 ° 219S, 131 ° 229E, Northern Territory (Oct. 1994), deposited in NMV (K8838).

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

DIAGNOSIS: Males can easily be recognized by having the terminal apophysis closely appressed to the side of the embolar base (fig. 403), females by the rectangular, contiguous lateral plates (fig. 405) and obliquely oriented ducts (fig. 406).

MALE: Total length 3.82. Carapace 1.58 long, 1.50 wide, 0.60 high, length/width 1.05; sternum 0.94 long, 0.84 wide, length/width 1.12; abdomen 2.24 long, 1.30 wide; coxa I 0.50 long; relative length of coxae I–IV 1.00:0.96:0.92:1.12. Carapace orange, with dark filigree net pattern; sternum, chelicerae orange; endites, labium orange, distally pale; abdomen gray, venter pale, epigastric area orange; legs orange brown. Eye group width 0.79 of caput width; AME 0.16; ALE 0.14; PME 0.20; PLE 0.12; AME–AME 0.04; AME–ALE 0.02; PME–PME 0.02; PME– PLE 0.02; ALE–PLE 0.02; eye group AME– PME 0.36; AME–AME 0.36; PME–PME 0.40. Clypeus 0.06 high. Abdomen covered with gray, recumbent scales; ALS 0.33 of abdominal length, about half their diameter apart. Tarsi III, IV ventrally with two rows, stout setae, with cuticular cracks at about three-quarters of their length. Palp (figs. 402– 404): median apophysis about twice as long as wide, with scooped tip; terminal apophysis long, finger-shaped, with medially bent tip; sperm duct u-shaped; embolus long, thin, with sharp tip, embolar base separated from tegulum, situated prolaterally; tibia about 1.8–2.0 times as long as wide, retrolateral tibial apophysis triangular, with bifid tip.

FEMALE: Total length 4.56. Carapace 1.68 long, 1.52 wide, 0.64 high, length/width 1.10; sternum 1.02 long, 0.94 wide, length/ width 1.08; abdomen 2.88 long, 1.64 wide; coxa I 0.54 long; relative length of coxae I–IV 1.00:0.96:0.88:1.11. Coloration as in male. Eye group width 0.74 of caput width; AME 0.14; PME 0.10; eye group AME–PME 0.38; AME–AME 0.32; PME–PME 0.38. ALS 0.31 of abdominal length. Palpal femur with five long, ventral setae. Epigynum (figs. 405, 406) with inverted v-shaped anterior epigynal hood, rectangular, contiguous lateral plates; epigynal ducts short, spermathecae widely separated, oval.

OTHER MATERIAL EXAMINED: Northern Territory: Palm Plains, 17.7 km SW Hermansburg, Finke Gorge National Park , 24 ° 049S, 132 ° 399E, Oct. 1994 ( NMV K8814 View Materials ), 1♀ ; 15 km ESE Uluru, Uluru-Kata Tjuta National Park , 25 ° 249S, 131 ° 129E, Oct. 1994, pitfall ( NMV K8813 View Materials ), 1♀ ; Uluru-Kata Tjuta National Park , 25 ° 239S, 131 ° 119E, Oct. 1994, pitfall ( NMV K8815 View Materials ), 1 Oi. Western Australia: Red Sands, 7– 8 km WNW Point Salvation, 28 ° 129S, 123 ° 359E, Nov. 5–7, 1989, pitfall (E. Pianka, WAM 91 View Materials /1049), 1♀ .

DISTRIBUTION: Known only from Western Australia and the Northern Territory (map 28).

Wydundra humbert , new species

Figures 407–411; Map 29

TYPE: Male holotype taken in flight intercept trap 0.3 km S of Humbert Junction, Gregory National Park , 16 ° 079S, 130 ° 269E, Northern Territory (June 1–16, 2001; L. Boutin, A. Calder, Oberprieler), deposited in QVM (13:39822) .

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

DIAGNOSIS: Males and females have not been collected together and may be mismatched. Males can easily be recognized by the scooped embolus, with bifid tips and the prolateral tip bent retrolaterally (fig. 408), females by the rectangular lateral epigynal plates (fig. 410).

MALE: Total length 5.30. Carapace 2.30 long, 2.14 wide, 1.00 high, length/width 1.07; sternum 1.32 long, 1.22 wide, length/width 1.08; abdomen 3.00 long, 1.52 wide; coxa I 0.84 long; relative length of coxae I–IV 1.00:0.98:0.85:1.04. Carapace orange, with dark margin; sternum, chelicerae orange; endites, labium orange, distally pale; abdomen gray, venter pale, epigastric area orange; legs orange brown. Carapace weakly covered

with gray, recumbent scales. AME elevated; eye group width 0.8 of caput width; AME 0.24; ALE 0.20; PME 0.26; PLE 0.16; AME– AME 0.04; AME–ALE 0.02; PME–PME 0.02; PME–PLE 0.06; ALE–PLE 0.04; eye group AME–PME 0.54; AME–AME 0.48;

PME–PME 0.54. Clypeus 0.10 high. Abdomen covered with gray, recumbent scales; ALS 0.41 of abdominal length, about their diameter apart. Tarsi III, IV ventrally with two rows, stout setae. Palp (figs. 407–409): conductor originating distally, short, spatulate, with blunt tip, median apophysis, terminal apophysis absent, sperm duct not visible, embolus scooped, with bifid tips, prolateral tip bent retrolaterally; tibia about 1.8–2.0 times as long as wide, slightly excavated, retrolateral tibial apophysis short, triangular, with bent tip.

FEMALE: Total length 5.04. Carapace 1.84 long, 1.76 wide, 0.82 high, length/width 1.04; sternum 1.12 long, 1.00 wide, length/width 1.12; abdomen 3.20 long, 1.56 wide; coxa I 0.64 long; relative length of coxae I–IV 1.00:0.93:0.87:1.12. Coloration as in male. Eye group width 0.72 of caput width; AME 0.18; ALE 0.18; PME 0.21; PLE 0.14; PME– PLE 0.04; ALE–PLE 0.02; eye group AME– PME 0.42; AME–AME 0.4; PME–PME 0.44. Clypeus 0.06 high. ALS 0.34 of abdominal length. Palpal femur with seven long, ventral setae. Epigynum (figs. 410, 411): atrium with wide inverted u-shaped anterior epigynal margin, rectangular lateral plates; epigynal ducts short, spermathecae about their diameter apart, oval, in v-shaped position.

OTHER MATERIAL EXAMINED: Northern Territory: 2.7 km N Humbert Junction, Gregory National Park , 16 ° 059S, 130 ° 269E, June 1–16, 2001, flight intercept (L. Boutin, A. Calder, Oberprieler, QVM 13 View Materials :39831), 1 Oi ; Kidman Springs Station , 16 ° 079S, 130 ° 579E, July 3–9, 1996, pitfall, loam site (T. Churchill, MNT A001486 ), 1♀ .

DISTRIBUTION: Known only from the Northern Territory (map 29).

Wydundra clifton , new species

Figures 385, 386; Map 28

TYPE: Female holotype taken in pitfall trap 8 km ENE of Clifton Hills Outstation, 26 ° 359S, 139 ° 339E, South Australia (Nov. 1993), deposited in SAM (NN11744).

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

DIAGNOSIS: Females resembles those of W. cunderdin but have more rounded anterolateral epigynal edges (fig. 385).

MALE: Unknown.

FEMALE: Total length 5.84. Carapace 2.40 long, 2.36 wide, 0.66 high, length/width 1.02; sternum 1.40 long, 1.28 wide, length/ width 1.09; abdomen 3.44 long, 1.92 wide; coxa I 0.84 long; relative length of coxae I–IV 1.00:0.95:0.90:1.12. Carapace, sternum, chelicerae, legs orange; endites, labium orange, distally pale; abdomen pale, venter pale, booklungs orange. AME elevated; eye group width 0.73 of caput width; AME 0.22; ALE 0.16; PME 0.22; PLE 0.16; AME–AME 0.02; AME–ALE 0.04; PME– PME 0.06; PME–PLE 0.04; ALE–PLE 0.04; eye group AME–PME 0.46; AME–AME 0.46; PME–PME 0.48. Clypeus 0.10 high. Abdomen covered with shiny, recumbent scales; ALS 0.49 of abdominal length, more than their diameter apart. Tarsi I–IV ventrally with two rows of short, stout setae. Palpal femur with seven long, ventral setae. Epigynum (figs. 385, 386) long, with narrow anterior epigynal hood; lateral plates connected to small, lateral, semicircular copulatory opening; epigynal ducts long, irregularly curved, spermathecae not separated from epigynal ducts, oval.

OTHER MATERIAL EXAMINED: None.

DISTRIBUTION: Known only from the type locality in South Australia (map 28).

Wydundra cunderdin , new species

Figures 415, 416; Map 29

TYPE: Female holotype taken in pitfall trap at Cunderdin Road south, NE of Mukinbudin, 30 ° 409S, 118 ° 299E, Western Australia (Sept. 15, 1998 – Oct. 25, 1999; P. Van Heurck), deposited in WAM (T62553) .

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

DIAGNOSIS: Females resembles those of W. clifton but have more angular anterolateral epigynal edges (fig. 415).

MALE: Unknown.

FEMALE: Total length 6.60. Carapace 2.60 long, 2.44 wide, 0.90 high, length/width 1.06; sternum 1.56 long, 1.30 wide, length/ width 1.20; abdomen 4.00 long, 2.28 wide; coxa I 0.84 long; relative length of coxae I–IV 1.00:1.00:0.98:1.31. Carapace, sternum orange, with darker lateral margins; chelicerae, legs orange; endites, labium orange brown, distally pale; abdomen pale gray, venter pale, booklungs orange. Carapace weakly covered with shiny, slim, recumbent scales. Eye group width 0.71 of caput width; AME 0.22; ALE 0.18; PME 0.25; PLE 0.18; AME–AME 0.06; AME–ALE 0.02; PME–PME 0.06; PME– PLE 0.06; ALE–PLE 0.04; eye group AME– PME 0.48; AME–AME 0.50; PME–PME 0.56. Clypeus 0.10 high. Abdomen covered with dark, slender, recumbent scales; ALS 0.39 of abdominal length, about their diameter apart. Tarsi III, IV ventrally with two rows of strong, stout setae. Palpal femur with 4–7 strong, ventral setae. Epigynum (figs. 415, 416) with wide anterior epigynal hood, atrium long, with widely separated, long, rectangular lateral plates, two posteriorlateral, hood-shaped grooves; epigynal ducts long, irregularly curved, spermathecae not separated from epigynal ducts, widely separated, globular.

OTHER MATERIAL EXAMINED: None.

DISTRIBUTION: Known only from the type locality in Western Australia (map 29).

Wydundra lennard , new species

Figures 412–414; Map 29

TYPE: Male holotype taken in pitfall trap in riverine thicket at the Lennard River Crossing, Gibb River Road , 17 ° 239S, 124 ° 449E, Western Australia (July 17–20, 1988; T. Houston), deposited in WAM (90/ 513) .

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

DIAGNOSIS: Males can easily be recognized by the corkscrew-shaped embolus (fig. 413), which may match the elaborate ducts of females like those of W. clifton and W. cunderdin .

MALE: Total length 5.32. Carapace 2.28 long, 2.10 wide, 0.76 high, length/width 1.08; sternum 1.36 long, 1.22 wide, length/width 1.11; abdomen 3.04 long, 1.48 wide; coxa I 0.86 long; relative length of coxae I–IV 1.00:0.97:0.84:1.05. Carapace, sternum orange brown, with dark margins; chelicerae, legs orange; endites, labium orange, distally pale; abdomen pale gray, dorsally with weak orange scutum, venter pale, epigastric area orange. AME elevated; eye group width 0.81 of caput width; AME 0.24; ALE 0.20; PME 0.30; PLE 0.16; AME–AME 0.04; AME– ALE 0.02; PME–PME 0.02; PME–PLE 0.04; ALE–PLE 0.04; eye group AME–PME 0.54; AME–AME 0.52; PME–PME 0.58. Clypeus 0.10 high. Abdomen covered with dark, gray, slightly plumose setae; ALS 0.41 of abdominal length, about their diameter apart. Tarsi I–IV ventrally with two rows of short, stout setae. Palp (figs. 412–414): conductor originating distally, membranous, thin, with sharp tip; median apophysis absent; terminal apophysis absent; sperm duct weakly ushaped; embolus corkscrew-shaped, embolar base separated from tegulum, situated prolaterally; tibia about 1.8–2.0 times as long as wide, retrolateral tibial apophysis triangular; femur ventrally incrassate.

OTHER MATERIAL EXAMINED: None.

DISTRIBUTION: Known only from the type locality in the Kimberley region of Western Australia (map 29).

WAM

Western Australian Museum

QMB

Queensland Museum, Brisbane

AMNH

American Museum of Natural History

NMV

Museum Victoria

QVM

Queen Victoria Museum

SAM

South African Museum

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Gnaphosidae

Genus

Wydundra

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