Prodidomus beattyi Platnick

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 : 20-23

publication ID

0003-0090

persistent identifier

https://treatment.plazi.org/id/575B87E6-4F7F-6726-FD76-FE1DFEA7FE82

treatment provided by

Tatiana

scientific name

Prodidomus beattyi Platnick
status

 

Prodidomus beattyi Platnick Figures 45–49; Map 2

Prodidomus beattyi Platnick, 1977: 72 , figs. 1–4 (male holotype from Shoal Bay Road, NE Darwin, Northern Territory, in QMB, examined).

DIAGNOSIS: Males resemble those of P. woodleigh but have a longer embolus (fig. 46); females also resemble those of P. woodleigh but have more highly convoluted lateral epigynal ducts (fig. 49).

MALE: Total length 2.16. Carapace 1.00 long, 0.76 wide, 0.30 high, length/width 1.31; sternum 0.70 long, 0.48 wide, length/width 1.45; abdomen 1.16 long, 0.80 wide; coxa I 0.38 long; relative length of coxae I–IV 1.00:0.63:0.47:0.68. Body, legs pale. Eye group width 0.75 of head width; AME 0.07; ALE 0.10; PME 0.10; PLE 0.12; AME–AME 0.04; AME–ALE 0.00; PME–PME 0.01; PME–PLE 0.00; ALE–PLE 0.00; eye group AME–PME 0.24; AME–AME 0.18; PME– PME 0.20. Clypeus 0.03 high. Carapace and abdomen covered with gray setae. ALS 0.15 of abdominal length, slightly separated. Palp (figs. 45–47): conductor originating prodistally, thin, spatulate; embolus thin, straight, originating prolaterally; most dorsal prong of retrolateral tibial apophysis relatively small, sharply pointed.

FEMALE: Total length 2.48. Carapace 1.02 long, 0.84 wide, 0.28 high, length/width 1.21; sternum 0.78 long, 0.58 wide, length/ width 1.34; abdomen 1.46 long, 1.04 wide; coxa I 0.32 long; relative length of coxae I–IV 1.00:0.75:0.62:0.93. Coloration as in male. Eye group width 0.68 of head width; ALE 0.11; PME 0.12; PLE 0.14; eye group AME– PME 0.26; PME–PME 0.22. ALS 0.16 of abdominal length. Epigynum (figs. 48, 49) with two small, lateral, semicircular copulatory openings connected to epigastric fold; epigynal ducts wide, sinuous, m-shaped, spermathecae widely separated.

47. Same, retrolateral view. 48. Epigynum, ventral view. 49. Same, dorsal view.

MATERIAL EXAMINED: Northern Territory: Jabiru Residency , 12 ° 419S, 132 ° 539E, May 28, 1992, under bark (M. Harvey, J. Waldock, WAM T45047), 1♀ ; Shoal Bay Road, few miles NE Darwin, 12 ° 289S, 130 ° 509E, June 23, 1973, under rocks (J. Beatty, QMB S52 View Materials ), 1Oi, 1♀ (types). Western Australia: 4 km W King Cascade, 15 ° 389S, 125 ° 159E, June 12–16, 1988 (T. Weir, WAM 99 About WAM /651), 1Oi ; N Larryoo , 14 ° 519S, 126 ° 499E, June 12, 1992, under rock (M. Harvey, J. Waldock, WAM T45039), 1 Oi ; Steep Head Island , vine thicket, under rocks, 14 ° 279S, 126 ° 009E, Sept. 6, 2002 (M. Harvey, R. Teale, WAM T60267), 1 Oi .

DISTRIBUTION: Known only from Western Australia and the Northern Territory (map 2).

Prodidomus yorke , new species

Figures 53, 54; Map 2

TYPE: Female holotype from Yorke Island, Torres Strait , 9 ° 449S, 143 ° 259E, Queensland (Nov. 27–28, 1986; J. Gallon), deposited in QMB ( S12427 View Materials ) .

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

DIAGNOSIS: Females differ from those of P. beattyi and the other Australian species in having the epigynal ducts narrow throughout their length (fig. 54).

MALE: Unknown.

FEMALE: Total length 3.62. Carapace 1.40 long, 1.14 wide, 0.36 high, length/width 1.23; sternum 1.00 long, 0.66 wide, length/ width 1.51; abdomen 2.22 long, 1.40 wide; coxa I 0.54 long; relative length of coxae I–IV 1.00:0.63:0.55:0.70. Body, legs pale yellow. PME and PLE largest, rectangular; eye group width 0.62 of head width; AME 0.09; ALE 0.08; PME 0.14; PLE 0.14; AME–AME 0.04; AME–ALE 0.00; PME–PME 0.05; PME–PLE 0.00; ALE–PLE 0.00; eye group AME–PME 0.28; AME–AME 0.22; PME– PME 0.30. Clypeus 0.03 high. ALS 0.09 of abdominal length, slightly separated. Epigynum (figs. 53, 54) with two tiny, lateral, semicircular copulatory openings, situated anterior of epigastric fold; entire epigynal ducts thin, extremely long, irregularly curved, spermathecae widely separated.

OTHER MATERIAL EXAMINED: None.

DISTRIBUTION: Known ONLY from the type locality (map 2).

WAM

Western Australian Museum

QMB

Queensland Museum, Brisbane

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Gnaphosidae

Genus

Prodidomus

Loc

Prodidomus beattyi Platnick

Platnick, N. I. & Baehr, B. 2006
2006
Loc

Prodidomus beattyi

Platnick, N. I. 1977: 72
1977
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