Themus (Telephorops) bicoloricornis Wittmer, 1983

Yang, Yuxia, Xi, Huacong, Yang, Xingke & Liu, Haoyu, 2019, Taxonomic review of the Themus (Telephorops) nepalensis species-group (Coleoptera, Cantharidae), ZooKeys 884, pp. 81-106 : 81

Themus (Telephorops) bicoloricornis Wittmer, 1983 Figs 6A , 9A

Themus (Telephorops) bicoloricornis Wittmer, 1983a: 153, figs 48 (aedeagus illustration), 51 (female abdominal sternite VIII illustration).

Type material examined.

1♂ (paratype, NHMB), [h] "Idabon \ Musha \ 23.7.1928", [p] “PARATYPUS”, [h] "Themus (Tryblius) \ bicoloricornis \ Wittm. \ det. W. Wittmer", [p] "Naturhist. \ Museum Basel \ coll. W. Wittmer", [p] "CANTHARIDAE \ CANTH00002241".

Other material examined. 1♂, 1♀ (IZAS), Taiwan, Nantou, Tzuei-feng, 1997.VII.9, leg. K. Mizota.

Supplementary description. Female. Like male, but antennomeres V–X without impressions along outer edges (while present with smooth narrow longitudinal or oblong impressions in male), terminal abdominal ventrite wide (while narrow and triangular in male) ( Fig. 9A ) with posterior edge narrowly and triangularly emarginate medially and paired rounded middle protuberances, which are wider than the distance between protuberance and apicolateral angle and exceeding apex of the latter. Internal genitalia ( Fig. 6A ): diverticulum hardly narrowed apically and rounded at apex, about 2.5 times as long as its maximal width; spermatheca expanded apically.

Distribution.

Taiwan.

Figures

Figure 6. Female internal genitalia, lateral view A Themusbicoloricornis Wittmer, 1983 B T. cavipennis Champion, 1926 C T. coelestis (Gorham, 1889) D T. crassipes Pic, 1929. Scale bars: 1.0 mm.

Figure 9. Female abdominal sternite VIII, ventral view A Themus bicoloricornis Wittmer, 1983 B T. cavipennis Champion, 1926 C T. coelestis (Gorham, 1889) D T. crassimargo Champion, 1926 E T. crassipes Pic, 1929 F T. impressipennis (Fairmaire, 1886) G T. laboissierei (Pic, 1921) H T. masatakai Okushima, 2003 I T. sauteri (Pic, 1912) J T. uncinatus Wittmer, 1983. Scale bars: 1.0 mm.