Odontothrips biuncus John (Figs 1, 2, 5–10) Odontothrips biuncus John, 1921: 7. Taeniothrips konumensis Ishida, 1931: 37. [Synonymized by Kudo, 1979: 489.] Diagnosis. Body uniformly dark brown, fore wings dark with a sub-basal small pale area, antennal segment III yellow (Figs 1, 2). Head slightly concave at cheeks, postocular setae arranged almost in a line (Fig. 5). Antennal segment III slightly rounded at each side (Fig. 6). Pronotum weakly sculptured medially; metascutum distinctly reticulate medially (Fig. 7); fore tarsal segment II with 2 small tubercles, fore tibiae with 2 large apical claws (Fig. 8) and abdominal tergites with sculpture between S1 setae (Fig. 9). Male abdominal tergite IX with S2 setae much longer than S1 and S3 setae, paired short stout setae near posterior margin; a pair of canaliculi developed, a single stout endothecal spine present at apex of each canaliculus (Fig. 10); sternites IV–VII (often fewer) each with a minute glandular opening but it is often weak. Specimens examined. Japan, Hokkaido, Rumoi-shi: Chibaberi, 10 females & 7 males on flowers of Vicia cracca [Fabaceae], 18.vii.2006. Horonuka, 4 females on leaves of Vicia cracca, 5.vii.2007. Tomamae-gun, Rikibiru, 22 females & 2 males on flowers of Vicia cracca, 22.vii.2007. Horonobe-cho: Horonobe, 13 females & 1 male on flowers of Vicia cracca, 18.vii.2007. Kamitoikan, 30 females & 3 males on flowers of Vicia cracca, 3.viii.2007. Nishi-toikanbetsu, 30 females & 11 males on flowers of Vicia cracca, 18.vii.2007, all collected by T. Nonaka (TUA). Shirataki-kougen: 1 female & 6 males on Vicia cracca, 9.viii.1997, T. Tsutsumi (FU). Abashiri City, Misaki: 1 female on flowers of on flowers of Vicia cracca, 11.vii.2006. Asahikawa City: Chikabumi, 5 females & 2 males on flowers of Vicia cracca, 14.vii.2006. Chikabumi, 24 females & 10 males on flowers of Vicia cracca, 10.vii.2007, all collected by T. Nonaka (TUA). Russia, Sakhalin, Holotype female of Taeniothrips konumensis, Konuma, Beating, 2-vii-1930, C. Watanabe (IHU). Comments. This species apparently breeds on Vicia cracca [Fabaceae]. It is widely distributed in the Palaearctic region and is here newly recorded from Hokkaido, Japan.

Published as part of Masumoto, Masami & Okajima, Shûji, 2021, A new species of Odontothrips Amyot & Serville (Thysanoptera, Thripidae) from Japan, pp. 109-117 in Zootaxa 4942 (1) on pages 111-112, DOI: 10.11646/zootaxa.4942.1.5, http://zenodo.org/record/4596211