Opisthoncus confinis L. Koch, 1881, L. Koch, 1881

Gardzińska, Joanna & Żabka, Marek, 2013, Redescription of the genus Opisthoncus L. Koch, 1880 (Araneae: Salticidae), Zootaxa 3717 (4), pp. 401-447: 413

publication ID

http://dx.doi.org/10.11646/zootaxa.3717.4.1

publication LSID

lsid:zoobank.org:pub:55248289-2E05-4F07-BFC7-99AFED7D4E93

persistent identifier

http://treatment.plazi.org/id/F45B8781-330E-FFA1-94D0-FCD6B7EEF9C8

treatment provided by

Plazi

scientific name

Opisthoncus confinis L. Koch, 1881
status

 

Opisthoncus confinis L. Koch, 1881  

( Fig. 9 View FIGURE 9 )

Opisthoncus confinis: Koch L. 1881: 1225   ; Rainbow 1911: 308; Żabka 1991: 45.

Type material. 1 M Holotype, ZMH, Mus. Godeffroy 7731, Australia: Peak Downs.

Diagnosis. Male cheliceral retromargin of unidentate pattern, both promarginal teeth of similar size. Each chelicera with small frontal spur, ventral spur tooth-shaped and located nearby proper retromarginal tooth ( Figs 9 View FIGURE 9 C, F, G). Fangs without outgrowths. Cheliceral armament similar to O. bellus   but differs by shape of cephalothorax, length of embolus, which is set at about 6.30 and relatively shorter tibia (about 47 % of cymbium length).

Description. Male ( Fig. 9 View FIGURE 9 ) about 5 mm long. Cephalothorax round, broadest below PLE, moderately high, (CW = 86 % of CL, CH = 46 % of CL), pale brown, covered with whitish scales, cheek swellings rather indistinct ( Figs 9 View FIGURE 9 B, D). Surrounding of eyes almost black. Clypeus moderately narrow, orange, with numerous whitish setae overhanging towards chelicerae ( Fig. 9 View FIGURE 9 C). Chelicerae, endites and labium brown, the latter with yellow anterior margins. Sternum wide, yellow ( Fig 9 View FIGURE 9 E). Abdomen elongate ovoid, yellow-orange, mostly discoloured, dorsal scutum indistinct. Venter yellow, spinnerets dark yellow. Legs I brown with orange tarsi, others yellow, with brown femora. Palpal organ ( Figs 9 View FIGURE 9 H –K) yellow, tegulum elliptic, embolus distally set, spermophore not meandering, tibia relatively short.

Dimensions. CL 2.16, CW 1.90, CH 1.00, AEW 1.52, PEW 1.52, EFL 0.88, AL 2.68, AW 1.48, L 1 5.28 (1.48 + 1.20 + 1.32 + 0.84 + 0.44)

Female unknown.