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Favonius yuasai Shirôzu, 1948


class Insecta subclass Pterygota infraclass Neoptera superorder Holometabola order Lepidoptera superfamily Papilionoidea family Lycaenidae subfamily Theclinae tribe Theclini genus Favonius → species Favonius yuasai

Species name(s)

Favonius yuasai Shirôzu, 1948.


Zoogeographical regions


Forewing length

18—20 mm.

Flight time

January February March April May June July August September October November December

Detailed information with references

Habitus and Differences from alike species

  • Wings brown on top. The length of the front wings 18-20. [130]. Yuri Semejkin.


  • Japan, Korea Peninsula. [130]. Yuri Semejkin.


  • June July [130]. Yuri Semejkin.

Larva food plants

  • Caterpillars on various types of oak Quercus acutissima (acute oak) and Q. variabinis (Oak changeable) [130]. Yuri Semejkin.

Subspecies Favonius yuasai


Initial species uploading to the site: Peter Khramov.

Text data: Yuri Semejkin.

Main characteristics formalization: Peter Khramov, Sergei Kotov.



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29.01.2014 17:04, Sergei Kotov Corrected data.

Zoogeographical regions: No formalized data → Palaearctic. Forewing length: No formalized data → 18—20 mm. Flight time: No formalized data → June, July.

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