Opisthoncus bitaeniatus L. Koch, 1880, L. Koch, 1880

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-FF2EB79AFCD6

treatment provided by

Plazi

scientific name

Opisthoncus bitaeniatus L. Koch, 1880
status

 

Opisthoncus bitaeniatus L. Koch, 1880  

( Fig. 8 View FIGURE 8 )

Opisthoncus bitaeniatus: L. Koch 1880: 1195   ; Rainbow 1911: 308, 1920: 268; Żabka, 1991: 44.

Type material. 1 F Syntype, ZMH, Mus. Godeffroy 7733, Australia: Sydney [NSW].

Diagnosis. Cheliceral retromargin with fissident, two-cuspidate tooth ( Fig. 8 View FIGURE 8 F). Copulatory openings wide, oriented mid-anteriorly, posterior notch triangular and relatively deep. Membranous part of each insemination duct narrowing and coiled in single circle, sclerotized, intermediate duct looped as in Fig. 8 View FIGURE 8 I, spermathecae moderately large.

Description. Female ( Fig. 8 View FIGURE 8 ) about 8.5 mm long. Cephalothorax trapezoid, broadest at PLE level (CW = 87 % of CL), moderately high ( CH = 53 % of CL), pale brown, surrounding of eyes black ( Figs 8 View FIGURE 8 B, C, E). Clypeus narrow, pale brown, covered with pallid setae ( Fig. 8 View FIGURE 8 D). Chelicerae brown, endites and labium orange, with yellow anterior margins. Sternum relatively narrow, yellow, with brownish margins and scattered short, brown hairs ( Fig. 8 View FIGURE 8 G). Abdomen yellow, with longitudinal medial, irregular stripe, bordered by brownish areas. Venter yellowish. Spinnerets orange. Legs orange, I, II somewhat darker than others. Pedipalps yellow, with orange tarsi. Epigyne as in Figs 8 View FIGURE 8 H –I.

Dimensions. CL 3.00, CW 2.60, CH 1.60, AEW 2.20, PEW 2.36, EFL 1.20, AL 5.40, AW 2.52, L 1 6.72 (1.80 + 1.60 + 1.60 + 1.12 + 0.60).