Megastylus (Dicolus) impressor Schiødte, 1838
publication ID |
https://doi.org/ 10.5281/zenodo.11283244 |
publication LSID |
lsid:zoobank.org:pub:3EF5E302-218F-4AED98C3-726441EE48DB |
DOI |
https://doi.org/10.5281/zenodo.11283373 |
persistent identifier |
https://treatment.plazi.org/id/03AD87B6-A225-FF95-FF20-6B948AC95BC2 |
treatment provided by |
Felipe |
scientific name |
Megastylus (Dicolus) impressor Schiødte, 1838 |
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Megastylus (Dicolus) impressor Schiødte, 1838 View in CoL
[New SJN: Futahida-ashinaga-hae-himebachi]
( Figs. 13A–C View Fig , 23F, I, J View Fig )
Megastylus impressor Schiødte, 1838: 139 View in CoL .
Dicolus insectator Förster, 1871: 97 .
Diagnosis. Inner eye orbit slightly converged ventrally ( Fig. 13B View Fig ). FL I 9.0–11.0 (female) or 12.0 (male) times as long as maximum depth in lateral view. Fore TS I shorter than half length of fore tibia ( Fig. 23I View Fig ). Hind tibia not distinctly narrowed in apical 1/3 (usually slightly narrowed) ( Fig. 23J View Fig ). Propodeum with a distinct transverse depression anterior 0.25–0.28, with both anterior and posterior transverse carinae ( Fig. 23F View Fig ). T I and T II without longitudinal striae. Fore wing length 3.6–5.3 mm. In female: fore TS I 0.33–0.43 length of fore tibia; antennal cleaner of fore TS I not causing conspicuous outcurving of base of TS I. In male: face darkened, except for a narrow yellow area below antennal sockets; pronotum yellow ventrally; mesoscutum darkened; mesopleuron and scutellum reddish brown; hind femur 7.0–8.6 times as long as width in lateral view; T I 2.8–3.3 times as long as maximum width.
Material examined. JAPAN: NARO, M, Hokkaido, Kumaishi, Kenichi-gawa, Iwafuchi-zawa , 21– 29. IX. 1995, Y. Ito & T. Ito leg. (MsT) ; EUM, F, Hokkaido, Bifue, Kusabue-rindo , 17. VIII. – 1. IX. 2012, N. Kuhara leg. (MsT) ; KPM-NK 89769 , F, Niigata Pref., Nagaoka City, Suyoshi Town, Mt. Nokogiri-yama , 21. VII. – 21. VIII. 2014, S. Shimizu & R. Shimizu leg. (MsT) ; KPM-NK 89769 , F, ditto, 21. VIII. – 22. IX. 2014 ; KPM-NK 89770 , F, Toyama Pref., Toyama City, Arimine, Inonedani , 7–14. VII. 2009, M. Watanabe leg. (MsT) ; KPM-NK 89771 , F, ditto, 14–21. VII. 2009 ; KPM-NK 89772 , F, ditto, 21–28. VII. 2009 ; KPM-NK 89773 , F, Toyama Pref., Toyama City, Arimine, Jyurodani , 16–25. VIII. 2009, M. Watanabe leg. (MsT) ; KPM-NK 89774 , F, Toyama Pref., Toyama City, Kamegai , 1–8. IX. 2009, M. Watanabe leg. (MsT) ; KPM-NK 89775 , F, ditto, 15–26. IX. 2009 ; KPM-NK 89776 , F, Toyama Pref., Toga Vil., Kamimomose , 18–25. Aug. 2009, M. Watanabe leg. (MsT) ; KPM-NK 89777 , 89778 , 2 F, ditto, 1–8. IX. 2009 ; KPM-NK 89779 , 89780 , 2 F, ditto, 15–29. IX. 2009 ; KPM-NK 89782 , M, Tochigi Pref., Nasushiobara City, Shiobara, Oonuma , 6–15. VI. 2008, T. Matsumura leg. (MsT) ; KPM-NK 80781 , M, Kanagawa Pref., Yamakita Town, Minasegawa , 5. V. 2008, S. Yoshizawa leg. ; KPM-NK 89783 , M, Yamanashi Pref., Koushu City, Sagashio , 6. VIII. 2008, K. Watanabe leg. ; KPM-NK 89785 , M, Nagano Pref., Tateshina Town, Ashidahakkano, Mt. Tateshina , 26. VIII. 2011, S. Fujie leg. ; KPM-NK 89784 , M, Shizuoka Pref., Kawanehoncho, Yamainudan , 14. VI. 2008, K. Watanabe leg. ; OMNH, F, Ishikawa Pref., Kaga City, Mt. Kariyasu-yama , 28. VI. – 19. VII. 2002, K. Esaki leg. (MsT) ; OMNH, M, Kyoto Pref., Miyadu City, Kamiseya, Seyakogen , 10. X. 2015, S. Fujie leg. ; NIAES, 2 F & 3 M, Fukuoka Pref., Mt. Hiko , 2–3. XI. 1979, H. Takemoto leg. GERMANY: F (det. Rossem), D, BY, Starnberg, Kerschlach , 27. VII. 1927, Haeselb. leg.
RUSSIA: ZISP, M (det. Rossem), Kobralovo-Semrino, 29. VI. 1980, D. R. Kasparyan leg.
Distribution. Japan (Hokkaido, Honshu, and Kyushu); widely distributed in Holarctic region ( Yu et al., 2016).
Remarks. This is the first record of this species from Japan.
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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Megastylus (Dicolus) impressor Schiødte, 1838
Watanabe, Kyohei 2023 |
Dicolus insectator Förster, 1871: 97
Forster, A. 1871: 97 |
Megastylus impressor Schiødte, 1838: 139
Schiodte, G. 1838: 139 |