Trychosis breviterebratus, Watanabe, 2020
publication ID |
https://doi.org/ 10.5167/uzh-196963 |
DOI |
https://doi.org/10.5281/zenodo.11087569 |
persistent identifier |
https://treatment.plazi.org/id/038287B1-FFAB-5650-FF58-988CCAD97E48 |
treatment provided by |
Felipe |
scientific name |
Trychosis breviterebratus |
status |
sp. nov. |
Trychosis breviterebratus sp. nov.
( Figs 1 View Fig L-P, 2N, 3O, 14A-F)
(Standard Japanese name: Higejiro-marumune-togarihimebachi)
Type series. Holotype. KPM-NK 75748 , F, JAPAN, Yamanashi Pref., Koushu City, Katsunuma-cho , Nr. Ootaki-fudou, 9. VII. 2007, K. Watanabe leg. Paratypes: JAPAN, NIAES, F, Iwate Pref., Mt. Hayachine , 2–8. VIII. 1989, M. Sharkey & H. Makihara leg. (MsT) ; NIAES, F, ditto, 8–15. VIII. 1989 ; KPM-NK 75766 , F, Yamagata Pref., Mamurogawa-machi , 14. VII. 2012, Y. Matsubara & K. Fukuda leg. (MsT) ; KPM-NK 75767 , 75768 , 2 F, Fukushima Pref., Tajima Town, Tonyu , 3–7. VIII. 2003, A. Shimizu leg. ; KPM-NK 75754 , F, Tochigi Pref., Nasushiobara City, Ohsabigawa , 13. VIII. 2010, E. Katayama leg. ; KPM-NK 75755 , F, Tochigi Pref., Ohtawara City, Shimoishigami , 28. V. 2002, E. Katayama leg. ; KPM-NK 75756 , F, Tochigi Pref., Ohtawara City, Handa , 2. VI. 1999, E. Katayama leg. ; KPM-NK 75753 , F, Tochigi Pref., Kuroiso City, Shigiuchi , 25. VIII. 2001, E. Katayama leg. ; KPM-NK 75758 , F, Tochigi Pref., Kuroiso City, Momura , 4. VIII. 2000, E. Katayama leg. ; KPM-NK 75762 , F, Tochigi Pref., Ohtawara City, Ryujoh Park , 31. V. 2001, E. Katayama leg. ; KPM-NK 75763 , F, Tochigi Pref., Ohtawara City, Shimoishigami , 21. V. 2001, E. Katayama leg. ; KPM-NK 75749 , F, Kanagawa Pref., Yokosuka City, Ookusuyama , 18. VII. 2000, H. Nagase leg. ; KPM-NK 75750 , 75764 , 2 F, Yamanashi Pref., Koushu City, Katsunuma-cho , Nr. Ootaki-fudou, 9. VII. 2007, T. Zakoji & K. Watanabe leg. ; KPM-NK 75752 , F, ditto, 4. VIII. 2008, K. Watanabe leg. ; KPM-NK 75760 , F, Niigata Pref., Nagaoka City, Suyoshi Town, Mt. Nokogiri-yama , 21. VIII. 2014, S. Shimizu & R. Shimizu leg. ; KPM-NK 75751 , F, Nagano Pref., Outaki Vil., Ontake-san, Hakkaisan , 7. VIII. 2010, K. Watanabe leg. ; KPM-NK 75761 , F, Nagano Pref., Ueda City, Sugadaira-kogen. Tsukuba Univ. , 22. VII. – 8. VIII. 2014, S. Shimizu leg. (MsT) ; KPM-NK 75769 , F, Nagano Pref., Karuizawa , 9. VIII. 1955, R. Ishikawa leg .; KPM-NK 75770 , F, Toyama Pref., Toyama City, Kamegai , 28. VII. – 4. VIII. 2009, M. Watanabe et al. leg. (MsT) ; KPM-NK 75757 , F, Fukui Pref., Natasho Vil., Mushi-dani , 7. VIII. 1981, T. Murota leg. ; KPM-NK 75759 , F, Fukui Pref., Uchitomihanto , 13. VII. 1980, H. Kurokawa leg. ; KPM-NK 75765 , F, Fukui Pref., Arashi , 22. VI. 1980, T. Tano leg. ; NIAES, F, Ishikawa Pref., Tsurugi Town, Yahata , 11. VIII. 1992, I. Togashi leg. ; NIAES, F, Oita Pref., Mt. Sobo , 14-20. VII. 1979, K. Konishi leg. ; NIAES, F, Miyazaki Pref., Mt. Takachihonomine , 4. VIII. 1982, M. Takanashi leg.
Description. Female (n=28). Body polished, covered with brownish silver setae, length 8.0–11.5 (HT: 10.0) mm.
Head 0.5–0.53 (HT: 0.5) × as long as wide, punctate. Clypeus 0.5–0.56 (HT: 0.5) × as long as maximum wide, slightly convex in lateral view, its apical margin rounded, without a median tooth or convexity ( Fig. 1L View Fig ). A line drawn between the bottoms of the compound eyes at least cuts through the upper part of the clypeal bulge. Anterior tentrial pit apparently absent ( Fig. 1L View Fig ). Face 0.43–0.48 (HT: 0.45) × as long as maximum wide, densely punctate except for rugose below antennal sockets. Frons densely punctate except for a pair of smooth areas above antennal sockets, weakly concave above antennal sockets. Gena almost straight in dorsal view ( Fig. 1M View Fig ). Length of malar space 1.0–1.1 (HT: 1.0) × as long as basal mandibular width. Mandible almost flat basally, with a wide ventral flange except for apex ( Figs 1L, N View Fig ). Upper tooth of mandible almost as long as lower tooth. OD: POL: OOL = 1.0: 1.8– 1.9 (HT: 1.8): 1.35–1.5 (HT: 1.4). Flagellum with 28–29 (HT: 29) segments. FL I 6.0 × as long as maximum depth in lateral view and 1.3–1.43 (HT: 1.43) × as long as FL II.
Mesosoma. Lateral aspect of pronotum punctate dorsally, longitudinally strigose ventrally. Epomia present, rather strongly raised. Posterior end of notauli reached to middle of mesoscutum. Mesoscutum densely punctate. Scutellum punctate. Mesopleuron densely punctate, without a smooth area on speculum. Epicnemial carina present, its dorsal end not reaching the anterior margin of mesopleuron, its ventral part without a rounded tooth-like projection ( Fig. 1P View Fig ). Mesosternum with the short median portion of posterior transverse carina. Metapleuron covered with oblique rugae. Juxtacoxal carina absent except for anterior part present. Propodeum punctate and reticulate rugose. Anterior section of lateromedian longitudinal carina present. Anterior transverse carina complete. Posterior transverse carina complete except for median part absent. Pleural carina present on anterior section, absent on posterior section. Propodeal spiracle elongate. Area basalis strongly slopping and widened anteriorly. Fore wing length 6.0–7.9 (HT: 7.8) mm. Areolet pentagonal, large, vein 2rs-m and vein 3rs-m subparallel (more than 90% of specimens including holotype) ( Fig. 15F View Fig ) or slightly convergent anteriorly (in a few specimens with small body size). Nervellus of hind wing intercepted slightly below the middle by second abscissa of vein Cu ( Fig. 15F View Fig ). Fore femur normal shape ( Fig. 1O View Fig ), length 4.5 × as long as maximum depth in lateral view. Hind femur 5.7–6.0 (HT: 6.0) × as long as maximum depth in lateral view. Hind TS I: II: III: IV: V = 4.2–4.7 (HT: 4.7): 2.0: 1.4–1.5 (HT: 1.5): 0.9: 1.1.
Metasoma. T I 2.3–2.7 (HT: 2.4) × as long as maximum width, largely smooth, with a few, sparse punctures, without latero-median carina ( Fig. 2N View Fig ), without a pair of small convexities at base. Dorso-lateral carina of T I absent. T II 0.75–0.85 (HT: 0.8) × as long as maximum width, with normal sized laterotergite ( Fig. 2N View Fig ). Spiracle of T II nearer to lateral margin than to hind margin ( Fig. 2N View Fig ). T II, T III and T IV finely coriaceous and finely punctate. Ovipositor sheath 0.29–0.33 (HT: 0.29) × as long as hind tibia, shorter than T I. Apex of ovipositor as Fig. 3O View Fig .
Colouration ( Figs 15 View Fig A-F). Body (excluding wings and legs) black to blackish brown, except for: FL VI or FL VII to FL IX or FL X white except for outer surface; ovipositor reddish brown. Wings hyaline. Veins and pterostigma blackish brown to brown. Legs black to blackish brown, except for: fore and mid trochantelli, femora, tibiae and tarsi more or less tinged with reddish brown to brown; base and apex of hind femur narrowly tinged with reddish brown to brown. Posterior margin of metasomal tergites usually narrowly tinged with reddish brown.
Male. Unknown.
Distribution. Japan (Honshu and Kyushu).
Etymology. The species name is from short ovipositor.
Remarks. This species resembles T. maruyamana (Uchida, 1930) in the black body and the white spot of antenna, but it can be distinguished by the ovipositor sheath 0.29–0.33 × as long as hind tibia (0.45 in T. maruyamana ), the pronotum with longitudinal striae (without striae except for short striae along posterior margin in T. maruyamana ), the palpi entirely blackish brown to black (second and third segments of maxillary palpus with yellow area in T. maruyamana ) and the hind tarsus entirely blackish brown to black (TS II to TS IV white in T. maruyamana ). This species also resembles T. ambiqua ( Tschek, 1871) in body structures but it can be distinguished from the black metasoma (red to dirty orange in T. ambiqua ) and the FL I 6.0 × as long as maximum depth in lateral view (4.5–5.5 in T. ambiqua ).
NIAES |
National Institute for Agro-Environmental Sciences |
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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