Therates apicenigrus Sawada and Wiesner, 1999

Wiesner, Jürgen, 2013, The chennelli group of the Genus Therates Latreille (Coleoptera: Cicindelidae) 114. Contribution towards the knowledge of Cicindelidae, Insecta Mundi 2013 (315), pp. 1-86 : 39-40

37. Therates apicenigrus Sawada and Wiesner

( Fig. 288 )

Therates apicenigrus Sawada and Wiesner 1999b: 302 , 303, f. 10, 20.

Therates apicenigrus . Sawada and Wiesner 2002: 81.

Type depository. Holotype male in JWGC.

Type status. Holotype male! Type labels: “ LAOS c, Bolikhamsai prov., BAN NOK env., alt. 220 m, Route No. 8, 9.-14. 5. 1998, N 18°08.7' E104°28.1' GPS, E. Jendek, O. Šauša leg.” [printed, white, with yellow borders]; “HOLOTYPUS THERATES apicenigrus Sawada and Wiesner ” [printed, red] .

Diagnosis. Distinguished by the combination of long antennae, elytral apex with no maculae, and absence of a basal dot.

Re-description. Size: Total length (without labrum) 7.0 to 7.4 mm (mean= 7.2 mm, n=2). Female unknown. Head: Shining greenish black. Mandibles yellowish, teeth brownish marginally. Labrum ( Fig. 292 ) as weide as long, yellowish, with six apical teeth and one lateral tooth. Labial and maxillary palpi yellowish. Antennae lanceolate, extending posteriorally behind elytral shoulders, 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 brownish black. 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, middle line with several transverse short branches. Elytra: Shining black, with basal and apical humps, distinctly punctate in front, nearly absent in the apical third ( Fig. 289 ). Apex with rounded lateral corner and sutural tooth, recurved between. Maculation composed of a slender brownish yellow humeral lunule and small yellow central dot which is acutely angled outwards toward the front ( Fig. 290 ). Ventral aspect: Venter black. Legs yellowish, tibiae and tarsomeres somewhat darkened distally. Aedeagus: ( Fig. 291 ) straight, with a knobbed tip and a tiny hook, total length 1.7 mm.

Distribution. Laos (Borikhamxai, Khammouan).

Localities. LAOS, Khammouan, Ban Khoun Ngeun , 17.v.-6.vi. 2007, 300 m ( JWCG) .

Figures

Figures 281-292. Therates. All scales = 1 mm. 281-287. csorbai Wiesner, 1999. 281) Habitus, holotype male. 282) Punctures of elytra, holotype male. 283-284. Maculae of elytra. 283) Holotype male. 284) Paratype female. 285) Left lateral view of aedeagus, holotype. 286-287. Labra. 286) Holotype male. 287) Paratype female. 288-292. apicenigrus Sawada and Wiesner, 1999, holotype male. 288) Habitus. 289) Punctures of elytra. 290) Maculae of elytra. 291) Left lateral view of genitalia. 292) Labrum.