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FIGURES 7–11 in Description of the larva of Aeshna persephone Donnelly, 1961 (Odonata: Aeshnidae)

FIGURES 7–11. Aeshna persephone, details of morphology. 7) Thorax: a, right lateral view; b, detail of right prothoracic apophyses, dorsal view. 8) Dorsal view of abdominal segments 2–10 showing the color pattern, lateral spines and caudal appendages. 9) Sternites 9–10 showing gonapophyses and paraprocts (right paraproct broken). 10) Caudal appendages: a, male's anal pyramid, dorsal view; b, female's right cercus, dorsal view; c, same, lateral view. 11) Lateral spine on segment 8 showing the measurement method. Figs. 7–9, 10b–c from a female exuviae.

FIGURES 28–33 in Descriptions of two new species of the genus Planaeschna from China (Odonata: Anisoptera: Aeshnidae)

FIGURES 28–33. (28) Planaeschna laoshanensis sp. nov., male, lateral view; 29–33, Planaeschan nankunshanensis sp. nov.: (29) female, head; (30) male, lateral view; (31) male, dorsal view; (32) female, lateral view; (33) final stadium larva, female, dorsal view.

FIGURES 23–27 in Descriptions of two new species of the genus Planaeschna from China (Odonata: Anisoptera: Aeshnidae)

FIGURES 23–27. Planaeschan nankunshanensis sp.nov., final stadium larva, female: (23) labium, ventral view; (24) head and pronotum, dorsal view; (25) left antenna; (26) apical abdominal segments, ventral view; (27) ditto, dorsal view.

FIGURES 8–14. 8–12 in Descriptions of two new species of the genus Planaeschna from China (Odonata: Anisoptera: Aeshnidae)

FIGURES 8–14. 8–12, abdominal maculations of Chinese Planaeschna, lateral view: (8) P. laoshanensis sp.nov.; (9) P. ishigakiana flavostria Yeh; (10) P. maolanensis Zhou & Bao; (11) P. skiaperipola Wilson & Xu; (12) P. shanxiensis Zhu & Zhang. (13) anal appendages of P. skiaperipola Wilson & Xu, dorsal (14) ditto, lateral view.

FIGURES 15–22 in Descriptions of two new species of the genus Planaeschna from China (Odonata: Anisoptera: Aeshnidae)

FIGURES 15–22. Planaeschna nankunshanensis sp.nov., 15, 17–19, 21–22, holotype male; 16, 20, paratype female: (15) head, frontal view; (16) ditto; (17) anal appendages, dorsal view; (18) ditto, lateral view; (19) synthorax and abdomen, lateral view; (20) ditto; (21) male penis, lateral view, (22) ditto, ventral view.

FIGURES 1–7 in Descriptions of two new species of the genus Planaeschna from China (Odonata: Anisoptera: Aeshnidae)

FIGURES 1–7. Planaeschna laoshanensis sp.nov., holotype male: (1) head, frontal view; (2) synthorax and abdominal S1 & S2, lateral view; (3) abdomen, dorsal view; (4) anal appendages, lateral view; (5) ditto, dorsal view; (6) male penis, ventral view; (7) ditto, lateral view.

FIGURES 14–16 in Periaeschna yazhenae sp. nov. from Fujian, China (Odonata: Anisoptera: Aeshnidae)

FIGURES 14–16. Final stadium larva and adult of Periaeschna yazhenae sp. nov.: (14) male adult, dorsal view; (15) ditto, lateral view; (16) final stadium larva, male, dorsal view.

FIGURES 7–13 in Periaeschna yazhenae sp. nov. from Fujian, China (Odonata: Anisoptera: Aeshnidae)

FIGURES 7–13. Final stadium larva of Periaeschna yazhenae sp. nov.: (7) postocular lobe, dorsal view; (8) antenna; (9) prementum, ventral view; (10) median lobe and premental palp, ventral view; (11) lateral spines on S5–9, dorsal view; (12) anal appendages, dorsal view; (13) anal appendages, lateral view.

FIGURES 1–6 in Periaeschna yazhenae sp. nov. from Fujian, China (Odonata: Anisoptera: Aeshnidae)

FIGURES 1–6. Periaeschna yazhenae sp. nov.: (1) head, frontal view; (2) hindwing; (3) caudal appendages, lateral view; (4) caudal appendages, dorsal view; (5) vesica spermalis, lateral view; (6) vesica spermalis, ventral view.

FIGURE 2 in Description of the final stadium larvae of Polycanthagyna ornithocephala (McLachlan, 1896) from Taiwan, with a key to the known larvae of the genus (Odonata: Anisoptera: Aeshnidae)

FIGURE 2. Labium of larvae in three Polycanthagyna species, ventral view: (a) erythromelas, (b) melanictera, (c) ornithocephala.

FIGURE 3 in Description of the final stadium larvae of Polycanthagyna ornithocephala (McLachlan, 1896) from Taiwan, with a key to the known larvae of the genus (Odonata: Anisoptera: Aeshnidae)

FIGURE 3. Male anal appendages of larvae in three Polycanthagyna species, dorsal view: (a) erythromelas, (b) melanictera, (c) ornithocephala.

FIGURE 4 in Description of the final stadium larvae of Polycanthagyna ornithocephala (McLachlan, 1896) from Taiwan, with a key to the known larvae of the genus (Odonata: Anisoptera: Aeshnidae)

FIGURE 4. Female ovipositors of larvae in three Polycanthagyna species, ventral view: (a) erythromelas, (b) melanictera, (c) ornithocephala.

FIGURES 25–33 in Discovery of four new species of the genus Planaeschna from Southwestern China (Odonata: Anisoptera: Aeshnidae)

FIGURES 25–33. Planaeschna monticola sp. nov., holotype male (25–26, 29–32) and paratype female (27–28, 33): (25) body in lateral view; (26) head in frontal view; (27) head in frontal view; (28) body in lateral view; (29) appendages in lateral view; (30) appendages in dorsal view; (31) vesica spermalisin lateral view; (32) vesica spermalisin ventral view; (33) ovipositor.

FIGURES 10–15 in Discovery of four new species of the genus Planaeschna from Southwestern China (Odonata: Anisoptera: Aeshnidae)

FIGURES 10–15. Planaeschna maculifrons sp. nov., holotype male: (10) body in lateral view; (11) head in frontal view; (12) appendages in lateral view; (13) appendages in dorsal view; (14) vesica spermalis in lateral view; (15) vesica spermalisin ventral view.

FIGURES 16–24 in Discovery of four new species of the genus Planaeschna from Southwestern China (Odonata: Anisoptera: Aeshnidae)

FIGURES 16–24. Planaeschna caudispina sp. nov., holotype male (16–17, 20–23) and paratype female (18–19, 24): (16) body in lateral view; (17) head in frontal view; (18) head in frontal view; (19) body in lateral view; (20) appendages in lateral view; (21) appendages in dorsal view; (22) vesica spermalisin lateral view; (23) vesica spermalisin ventral view; (24) ovipositor.

FIGURES 1–9 in Discovery of four new species of the genus Planaeschna from Southwestern China (Odonata: Anisoptera: Aeshnidae)

FIGURES 1–9. Planaeschna robusta sp. nov., holotype male (1–2, 5–8) and paratype female (3–4, 9): (1) body in lateral view; (2) head in frontal view; (3) head in frontal view; (4) body in lateral view; (5) appendages in dorsal view; (6) appendages in lateral view; (7) vesica spermalis in lateral view; (8) vesica spermalis in ventral view; (9) ovipositor.

FIGURES 18–29 in Description of a new species of the genus Sarasaeschna Karube & Yeh, with a key to the species of Taiwan (Odonata: Anisoptera: Aeshnidae)

FIGURES 18–29. Different characters of the Sarasaeschna of Taiwan. 18–21, male pterothorax, dorsal; 22–25, male cerci, dorsal; 26–29, male cerci, lateral; 18, 22 & 26, S. pyanan; 19, 23 & 27, S. lieni; 20, 24 & 28, S. tsaopiensis; 21, 25 & 29, S. chiangchinlii.

FIGURES 8–17 in Description of a new species of the genus Sarasaeschna Karube & Yeh, with a key to the species of Taiwan (Odonata: Anisoptera: Aeshnidae)

FIGURES 8–17. Dorsal maculations of abdominal S2 in the Sarasaeschna of Taiwan. 8, S. pyanan, male; 9, S. pyanan, female; 10, S.lieni, male; 11, S.lieni, female; 12, S.tsaopiensis, male; 13 & 14, S.tsaopiensis, females, 13, normal form, 14, dark form; 15, S. chiangchinlii, holotype male; 16 & 17, S. chiangchinlii, paratype females.

FIGURES 14–15 in Aeshna shennong sp. nov., a new species from Hubei Province, China (Odonata: Anisoptera: Aeshnidae)

FIGURES 14–15. Female vulvar lamina of Aeshna shennong (14) vulvar lamina in lateral view; (15) vulvar lamina in ventral view.

FIGURES 8–13 in Aeshna shennong sp. nov., a new species from Hubei Province, China (Odonata: Anisoptera: Aeshnidae)

FIGURES 8–13. Anal appendages of Aeshna petalura (8–10) and of holotype of A. shennong (11–13): (8, 11) lateral view; (9, 12) dorsal view; (10, 13) posterior view.