Gonioctena (Gonioctena) iyonis, Suenaga, Haruki, 2012

Suenaga, Haruki, 2012, A new species of the genus Gonioctena (Coleoptera: Chrysomelidae: Chrysomelinae) from Shikoku, Japan, with description of its immature stages, Zootaxa 3268, pp. 29-39 : 30

Gonioctena (Gonioctena) iyonis new species

( Figs. 1–36 )

Type material. Holotype: Male ( EUMJ), Ishizuchi-skyline, Kumakôgen-chô, Ehime Pref., Japan, 9. V. 2009, Haruki Suenaga leg. Paratypes: 2 Males ( EUMJ, HSC), same data as the holotype; 2 males and 1 female ( EUMJ), Tsuchigoya, Mt. Ishizuchi (alt. 1,490 m), Kumakôgen-chô, Ehime Pref., Japan, 31. V. 2009, Haruki Suenaga leg.; 1 female ( HSC), Tsuchigoya, Mt. Ishizuchi (alt. 1,490 m), Kumakôgen-chô, Ehime Pref., Japan, 24. VII. 2010, Haruki Suenaga leg.; 1 male (OMM), Tsuchigoya, Omogo-Village, Ehime Pref., Japan, 23. VII. 2003, S. Yano leg.; 1 female (OMM), Tsuchigoya, Omogo-mura, Ehime Pref., Japan, 23. VII. 2003, M. Doi leg.; 1 female ( EUMJ), Omogokei–Mt. Ishizuchi, Ehime Pref., Japan, 27. V. 1970, M. Tomokuni leg.; 1 female ( EUMJ), Mt. Saragamine, Kumakôgen-chô, Ehime Pref., Japan, 6. VI. 1948, T. Kobayashi leg.; 1 female ( EUMJ), Ryûjindaira, Kumakôgenchô, Ehime Pref., Japan, 23. V. 2009, Y. Satô leg.; 1 male ( KURA), Tengu-kôgen, Higashitsuno-mura, Kôchi Pref., 13. VI. 1995, Y. Okushima leg.; 1 female ( EUMJ), Minokoshi, Mt.Tsurugi, Higashiiyayama-son, Miyoshi-gun, Tokushima Pref., Japan, 9. VI. 1986, S. Mano leg.; 1 female ( HSC), Mt. Takamaru, Kamikatsu-chô, Tokushima Pref., Japan, 2. VII. 1994, M. Yoshida leg.; 1 male ( SEHU), Koyadaira, Tokushima Pref., Japan, 5–8. VIII. 1913, E. Gallois leg.

Figures

FIGURES 1 – 2. Gonioctena (Gonioctena) iyonis n. sp., holotype, male. 1: Dorsal view, 2: ventral view.

FIGURES 3 – 9. Gonioctena (Gonioctena) iyonis n. sp., male genitalia. 3: Dorsal view of median lobe, 4: lateral view of median lobe, 5: ventral view of median lobe, 6: spicule, 7: tegmen, 8: seventh tergite, 9: eighth tergite.

FIGURES 10 – 13. Gonioctena (Gonioctena) iyonis n. sp., mouth parts of adult. 10: Labrum, 11: right mandible, 12: labium, 13: right maxilla.

FIGURES 15 – 21. Gonioctena (Gonioctena) iyonis n. sp. 15 – 18: Variations in dorsal patterns, 19: right antenna, 20: right hind

FIGURES 22 – 26. Gonioctena (Gonioctena) iyonis n. sp., last instar larvae (22 – 24) and pupae (25, 26). 22: dorsal view, 23: lateral view, 24: ventral view; 25: dorsal view, 26: ventral view.

FIGURES 27 – 35. Gonioctena (Gonioctena) iyonis n. sp.; larvae. 27: Frontal side of head, 28: temporal side of head, 29: claw, 30: dorsal side of labrum, 31: right maxilla, 32: labium, 33: ventral view of left mandible, 34: dorsal view of right mandible, 35: right antenna.

FIGURE 36. Gonioctena (Gonioctena) iyonis n. sp., tubercle patterns (above: prothorax, middle: mesothorax, below: second abdominal segment).