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FIGURE 36 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

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.

FIGURE 34 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

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 33 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

FIGURE 33. Gynacantha sp. with superior anal appendages not sharply pointed: (a) G. rosenbergi; (b) G. amphora; (c) G. apiaensis.

FIGURE 32 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

FIGURE 32. Gynacantha sp. cf stevensoni, male, habitus; insert: S2, ventral; anal appendages, dorsal.

FIGURES 12–21 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

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.

FIGURES 3–11. Gynacantha species, male S2 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

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.

FIGURE 2 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

FIGURE 2. Gynacantha apiaensis, male, Holotype; insert: S2, ventral; S2–3, ventral; anal appendages, dorsal.

FIGURE 1 in The genus Gynacantha Rambur, 1842 in the South Pacific (Odonata: Anisoptera: Aeshnidae)

FIGURE 1. Gynacantha rosenbergi, male, Lectotype; insert male: S2, ventral; S2–3, ventral; anal appendages, dorsal.

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FIGURE 2. A–B in Description of the larva of Gynacantha millardi Selys, 1891 (Odonata: Aeshnidae) from Chhattisgarh, India

FIGURE 2. A–B: Gynacantha millardi. Larval habitat, A. Pool inside Badalkhol Wildlife Sanctuary, Chhattisgarh, India; B. Hangingback emergence.

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FIGURE 1.A–H in Description of the larva of Gynacantha millardi Selys, 1891 (Odonata: Aeshnidae) from Chhattisgarh, India

FIGURE 1.A–H: Gynacantha millardi. A. Final Instar Female Larva (Dorsal view); B. Antenna; C. Labium; D. Left Labial Palp; E. Female Abdominal Terminalia (Dorsal view); F. Tibial Comb; G. Male Abdominal Terminalia (Dorsal view); H. Female Gonapophysis (Ventral view).

FIGURE 3 in Gynacantha dryadula sp. nov. from the Guiana Shield (Odonata, Anisoptera: Aeshnidae)

FIGURE 3. Gynacantha dryadula sp. nov., male holotype from Manaus, Brazil: S10 with caudal appendages: a) right lateral view; b) dorsal view; c) left dorsolateral view.

FIGURE 5 in Gynacantha dryadula sp. nov. from the Guiana Shield (Odonata, Anisoptera: Aeshnidae)

FIGURE 5. Gynacantha dryadula sp. nov., from Brazil: larva (ultimate instar exuviae of holotype), dorsal view.

FIGURE 2 in Gynacantha dryadula sp. nov. from the Guiana Shield (Odonata, Anisoptera: Aeshnidae)

FIGURE 2. Gynacantha dryadula sp. nov., a-j: male holotype from Manaus, Brazil, h: paratype from Barcelos, Brazil: a) head and thorax; b) right pair of wings; c) left pair of wings, d) base of abdomen showing constriction at S3, ventral view; e) base of abdomen showing relative length of auricle, right lateral view; f) genital fossa, ventral view; g) anterior hamuli, ventral view; h) vesica spermalis, left lateral view.

FIGURE 1. a in Gynacantha dryadula sp. nov. from the Guiana Shield (Odonata, Anisoptera: Aeshnidae)

FIGURE 1. a) Gynacantha dryadula sp. nov., male paratype from French Guiana, Kaw Mountain (photo Chris Rasmussen); b) Gynacantha dryadula sp. nov., female paratype from the upper Mavaca river, Venezuela (photo second author) (both without scale).

FIGURE 7 in Gynacantha dryadula sp. nov. from the Guiana Shield (Odonata, Anisoptera: Aeshnidae)

FIGURE 7. Gynacantha dryadula sp. nov. from Brazil, larva (ultimate instar exuviae of holotype): a) abdomen (dorsal view); b) same (left lateral view); c) tip of abdomen with caudal pyramid (ventral view); d) same (dorsal view); e) caudal pyramid showing cerci, large divergent apical spines of epiproct, and long paraproct; f) left wing cases; g) left prothoracic apophyses (dorsal view); h-j) left hind-, middle and fore leg, respectively.

FIGURE 6 in Gynacantha dryadula sp. nov. from the Guiana Shield (Odonata, Anisoptera: Aeshnidae)

FIGURE 6. Gynacantha dryadula sp. nov. from Brazil, larva (ultimate instar exuviae of holotype): a) head pattern (dorsal view); b) antenna; c) maxilla; d) mandibles (R = right mandible, L = left mandible); e) prementum (dorsal view); f) right anterior portion of prementum with labial palp (dorsal view).

FIGURE 4 in Gynacantha dryadula sp. nov. from the Guiana Shield (Odonata, Anisoptera: Aeshnidae)

FIGURE 4. Gynacantha dryadula sp. nov., female paratype from the upper Mavaca river, Venezuela: a) base of left Hw; b) sternum of S1 (ventral view); c) S2 (left lateral view); d) S3 (ventral view); e) S8–10 with ovipositor and ventral process of S10; f) fork of ventral process of S10 (posterior view).