Gynacantha koroana Theischinger & Marinov, 2020

Theischinger, Gunther, Marinov, Milen, Bybee, Seth, Jensen, Colin, Theuerkauf, Jörn & Rashni, Bindiya, 2020, The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae), Zootaxa 4778 (1), pp. 171-195 : 185

Gynacantha koroana Theischinger & Marinov , sp. nov.

( Figs 8 , 18 , 30 , 34f , 35f , 36o, 36s )

Holotype ♂ ( NZAC04225771 , NZAC), Fiji, Koro Island , 14 September 2017, 17.2818°S / 179.3917°E, 320 m a.s.l., K. Lovich leg.

Etymology. The name refers to the type locality; by adding ‘ana’ it forms an adjective conforming in gender and ending to the generic name.

Figures

FIGURE 30. Gynacantha koroana, male, Holotype; insert: S2, ventral; anal appendages, dorsal.

FIGURE 34. Gynacantha sp. with superior anal appendages sharply pointed: (a) G. dobsoni from Australia; (b) G. dobsoni from New Caledonia, Lifou; (c, d) G. vanuatua; (e) G. vitiana; (f) G. koroana; (g) G. sp. cf stevensoni.

FIGURE 35. Fijian Gynacantha, male anal appendages: (a–e) G. vitiana; (f) G. koroana.

FIGURE 36. Key structures of males of Gynacantha species. (a, c, e) S2 and S3, ventral, (b, d, f) anal appendages, dorsal: (a, b) G. rosenbergi; (c, d) G. dobsoni; (e, f) G. apiaensis; (g, i) part of hindwing, (h, j) S2 and S3, dorsal: (g, h) G. amphora; (i, j) G. dobsoni; (k, l) head: (k) G. apiaensis; (l) G. cf. stevensoni; (m–p) genital fossa, (q–t) anal appendages: (m, q) G. vanuatua; (n, r) G. vitiana; (o, s) G. koroana; (p, t) G. sp. cf. stevensoni.

FIGURES 3–11. Gynacantha species, male S2, ventral (to show arrangement of denticles along genital fossa): (3) G. rosenbergi; (4) G. dobsoni; (5) G. amphora; (6) G. vanuatua; (7) G. vitiana; (8) G. koroana; (9) G. stevensoni; (10) Gynacantha cf stevensoni; (11) G. apiaensis.

FIGURES 12–21. Gynacantha species, male anal appendages dorsal (to show differences between width of S10 and length of superior anal appendages): (12) G. rosenbergi; (13) G. dobsoni; (14) G. amphora; (15, 16) G. vanuatua; (17) G. vitiana; (18) G. koroana; (19) G. stevensoni; (20) G. cf stevensoni; (21) G. apiaensis.