Therates vietnamensis Wiesner, 1988

11. Therates vietnamensis Wiesner View in CoL

( Fig. 81 View Figures 74-88 )

Therates topali vietnamensis Wiesner 1988: 19 View in CoL , f. 74, 75, 305.

Therates topali vietnamensis View in CoL . Wiesner 1992: 90.

Therates vietnamensis View in CoL . Sawada and Wiesner 1997: 78, 79; Matalin 2001: 387.

Type depository. Holotype male in NHMW. Paratypes in NHMW, NHMB, JWCG and SDEI.

Type status. Holotype male! Type labels: “N. VIETNAM / Tonkin /, CUCPHUONG 15.6.1985 /pr. Hasopbinh/ Vit. Kubán leg.” [printed]; “HOLOTYPUS” [printed, red]; “topali vietnamensis Wiesner 86” [printed]; “ Therates vietnamensis Wiesner 1988 , det. J. Wiesner 96” [printed] . Paratypes! Type labels: “N-VIETNAM, Cuc-Phuong, leg. Kuban, 15.6.1985 ” [printed] ; “ PARATYPUS” [printed, red]; “topali vietnamensis Wiesner 86” [printed]; “ Therates vietnamensis Wiesner 1988 , det. J. Wiesner 96” [printed]; “N Vietnam 1986, prov. Ha nam ninh, Cuc phuong 23.-25.5., V. Švihla lgt.” [printed] ; “PARATYPUS Therates topali vietnamensis Wiesner ” [printed and handwritten, red]; “ Therates vietnamensis Wiesner 1988 , det. J. Wiesner 96” [printed]; “N VIETNAM Tam-Dao, Prov. Vinh Phu, leg. Kuban, 2.- 11.6.1985 ” [printed, white, with yellow borders]; “ THERATES topali vietnamensis n. ssp., det. J.Wiesner 1986” [handwritten and printed, white] ; “PARATYPUS” [typewritten, red]; “N. VIETNAM / Tonkin / TAMDAO / pr. Vinhphu / 2.- 11.6.1985, Vit. Kubán leg.” [printed]; “topali vietnamensis Wiesner 86” [printed] ; “PARATYPUS” [printed, red]; “N Vietnam 1985, pr. Vinh phu, Tam dao 3.6.-11.6., V. Švihla lgt.” [printed] ; “PARATYPUS” [printed, red]; “topali vietnamensis Wiesner 86” [printed]; “ Therates vietnamensis Wiesner 1988 , det. J. Wiesner 96” [printed]; “ Tam-Dao , Tonkin, Alt. 1100 à 1300m ” [printed]; “topali vietnamensis Wiesner 86” [printed]; “PARATYPUS” [printed, red] .

Diagnosis. Distinguished by the combination of short humeral lunule and acutely angled central dot.

Re-description. Size: Total length (without labrum) 6.3 mm- 8.7 mm, (mean= 7.3 mm, n=65). Head: Shining greenish black. Mandibles yellowish, brownish distally in females, teeth brownish marginally. Labrum (male Fig. 87 View Figures 74-88 , female Fig. 88 View Figures 74-88 ) as wide as long, yellowish all over or somewhat blackish laterally, with six apical teeth ( one male with seven teeth) and one lateral tooth. Labial and maxillary palpi yellowish. Antennae lanceolate, extending posteriorally behind elytral shoulders in males, somewhat shorter in the females, scape with a single apical bristle, antennomeres 2 to 5 glabrous, antennomeres 6 to 11 finely and evenly pubescent; scape yellowish above, black on underside, all the other antennal segments blackish. Clypeus glabrous. Frons smooth, with a transverse furrow in the posterior part of the orbital plates. Thorax: Pronotum shining greenish black, as long as wide, constricted in front and at back, transverse furrows strong, middle line and lateral lines nearly obsolete. Elytra: Shining black, with basal and apical humps, shallow punctate in front, nearly absent in apical half ( Fig. 82 View Figures 74-88 ). Apex with or without angular lateral corner and sutural corner, in the first case somewhat recurved between. Maculation composed of a short yellow humeral lunule, a yellow basal dot, and a yellow central dot that is acutely angled inwards toward the suture ( Figs. 76, 77 View Figures 74-88 ). Apex is transparent brownish or has a small yellow dot at the suture. Ventral aspect: Venter black, ventrites brownish marginally. Legs yellowish, tibiae and tarsomeres somewhat darkened distally. Aedeagus: ( Fig. 86 View Figures 74-88 ) curved, with produced thick tip, total length 1.8 mm.

Distribution. Vietnam ( Cao Bang, Vinh Phuc, Nin Binh, Tuyen Quang, Quang Binh).

Localities. VIETNAM, Vinh Phuc, Tam Dao , 3.-11.vi.1985 ( JWCG) , 27.v.-2.vi.1986 ( ZSMC) , 12.-24.v.1989 ( ZSMC) , 6.-12.vi.1989 ( HNHM) , v.1996 ( JMCC) , 20.v.1991 ( OSCC) , 4.-11.vi.1996 ( ZSMC) , 70 km NW Hanoi, Tam dao , 9.-19.v.1996, 900- 1200 m ( JWCG, NHMB) , 3.-7.vi.1996 ( ZSMC) , Tam Dao NP , Tam-Dao env., 900-1200 m, 8-18.v.2012 ( HSJC) , Cuc phuong, Ninh binh, 3.-10.v.1966 ( HNHM) , 5.-18.v.1966 ( HNHM) , 11.-17.v.1966 ( HNHM) , 2.-12.v.1991 ( NHMW) , Cuc Phuong Nat. Park , 21.-22.v.1996 ( JWCG, NHMB) , Cuc Phuong N. Park , 440 m, 24.iv.-28.iv.2012 ( HSJC) , Ha nam ninh, Cuc phuong, 24.-25.v.1986 ( ZSMC) , 2.-11.v.1991 ( ZSMC) , Cao Bang, Babe Nat. Park , 7-11.v. 1997, 180 m ( JWCG) , Tuyen Quang, Na Hang Reserve , 16.-20.v. 1997, 300 m, rainforest ( JWCG, RNFC) , Quang Binh, 1 km N of Cha Lo , 400 m, 11.-24.iv.2010 ( NHMB) .