Stenothemus owadai Okushima & M. Satô, 1997

Hsiao, Yun, Okushima, Yûichi & Yang, Ping-Shih, 2016, Review of the genus Stenothemus Bourgeois from Taiwan, with description of three new species (Coleoptera: Cantharidae) and additional distributional records of previously known species, Zootaxa 4117 (1), pp. 101-114 : 103-104

Stenothemus owadai Okushima & M. Satô, 1997

Figs. 18–20

Stenothemus owadai Okushima & M. Satô, 1997: 85 ; 1999a: 132. Hsiao, 2014: 56.

Type material examined. Holotype: Ƌ, Meifeng, alt. 2100m, Jen-ai, Nantou Hsien, Taiwan, 26. XI. 1995, M. Owada leg. ( KURA). Paratypes: 17 Ƌ, same data as holotype (16 in KURA; 1 in NMNS).

Additional material examined. 19 Ƌ, Hohuanchi, alt. 1900m, Taichung Hsien [=Nantou Hsien in reality], Taiwan, 12, XII, 1998, M. Owada leg. ( KURA); 3 Ƌ, 4 ♀, Taian, Miaoli, Taiwan, 20. XII. 1989, K.-W. Huang leg. ( NMNS); 33 Ƌ, Wushe, Nantou, Taiwan, 28-29, XII, 1994, C.-S. Lin & W.-T. Yang leg. ( NMNS); 1 Ƌ, Yuanfeng, Jen-ai, Nantou, 14. XI–19. XI. 2001, C.-S. Lin & W.-T. Yang leg. ( NMNS); 13 Ƌ, Meifeng, Jen-ai, Nantou, 15–19. XI. 2001, C.-S. Lin & W.-T. Yang leg. ( NMNS); 1 ♀, Anmashan [=Dasyueshan], Taichung, Taiwan, 13. XII. 2002, C.-S. Lin leg. ( NMNS); 2 Ƌ, 3 ♀, Yuanfeng, Jen-ai, Nantou, 15. X.-12. XI. 2002, C.-S. Lin & W.-T. Yang leg. ( NMNS); 4 Ƌ, 3 ♀, SE of Alishan, 2300m, 23°28’20N 120°51E, Chiayi Co., Taiwan, 6–8 XI.2008, L. Dembický leg. ( BMNH); 4 Ƌ, 5 ♀, Chinma a Tunnel, Hsiulin, Hualien, Taiwan, 2. XII. 2008, H.-H. Lin leg. ( NMNS); 1 Ƌ, 820 Forest Road, Hsiulin, Hualien, Taiwan, 12. XII. 2008, H.-H. Lin leg. ( NMNS); 1 ♀, Tatachia, Nantou, Taiwan, 17. XI. 2009, C.-F. Lee leg. ( TARI); 11 Ƌ, 100 Forest 17km, Tatung, Ilan, Taiwan, 6–7. XII. 2010, W.-T. Yang & H.-H. Liang leg. ( NMNS); 20 Ƌ, 4 ♀, Meifeng, 2100m, Jen-ai, Nantou, 23. XI. 2013, Y. Hsiao leg. (2 in NMNS; 22 in YHC); 3 Ƌ, Tsuifeng 2400m, Jen-ai, Nantou, 24. XI. 2013, Y. Hsiao leg. (YHC); 1 Ƌ, 2 ♀, Siangyang, Taitung, Taiwan, 21. XII. 2013, W.-R. Liang leg. (YHC).

Notes. This species was described as having the head dark brown to black, with the central area reddish brown; pronotum orange yellow, with the central area reddish brown; elytra yellowish brown; legs dark brown to black; abdominal ventrite VII of females with an inversely subtriangular darker spot in the posterior part of disc ( Okushima & Satô 1997; Hsiao 2014). However, in some specimens from different localities, the head, pronotum and legs are orange, with pronotal margins yellowish orange, elytra are light yellow and abdominal ventrite VII of some females has only the middle lobe darker ( Fig. 20 ).

Figures

FIGURES 18 – 33. Habitus, dorsal view. 18 – 20. Stenothemus owadai Okushima & M. Satô, 1997; 21 – 22. S. seediq Hsiao, 2015; 23 – 25. S. cou Hsiao, 2015; 26 – 27. S. wittmeri Okushima & M. Satô, 1999; 28 – 29. S. taiwanus Okushima & M. Satô, 1997; 30 – 33. S. mamorui Okushima & M. Satô, 1999. Holotypes: 18, 21, 23, 26, 28, 30; Paratypes: 22, 24 – 25; Non-type specimens: 19 – 20, 27, 29, 31 – 33; Males: 18, 21, 23 – 24, 26, 28, 30, 32 – 33; Females: 19 – 20, 22, 25, 27, 29, 31. Scale bars = 5.0 mm.