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FIGURES 10–12. Male caudal appendages, a in Synopsis of Epipleoneura (Zygoptera, Coenagrionidae, " Protoneuridae "), with emphasis on its Brazilian species

FIGURES 10–12. Male caudal appendages, a: lateral view; b: posterior view, c: latero-posterior view. Figure 10 modified from Machado (1985).

FIGURES 19–21. Male caudal appendages, a in Synopsis of Epipleoneura (Zygoptera, Coenagrionidae, " Protoneuridae "), with emphasis on its Brazilian species

FIGURES 19–21. Male caudal appendages, a: lateral view; b: posterior view, c: latero-posterior view. Figures 19 and 21 modified from Rácenis (1960) and Machado (1985) respectively.

FIGURES 4–6. Male caudal appendages, a in Synopsis of Epipleoneura (Zygoptera, Coenagrionidae, " Protoneuridae "), with emphasis on its Brazilian species

FIGURES 4–6. Male caudal appendages, a: lateral view; b: posterior view, c: latero-posterior view. Figure 4 modified from Garrison et al. (2010). CIB: cercus inner-basal branch. LB: epiproct lateral branches. ML: epiproct medial lobe.

FIGURES 7–9. Male caudal appendages, a in Synopsis of Epipleoneura (Zygoptera, Coenagrionidae, " Protoneuridae "), with emphasis on its Brazilian species

FIGURES 7–9. Male caudal appendages, a: lateral view; b: posterior view, c: latero-posterior view. Figure 8 modified from De Marmels (1989).

FIGURES 1–3. Male caudal appendages, a in Synopsis of Epipleoneura (Zygoptera, Coenagrionidae, " Protoneuridae "), with emphasis on its Brazilian species

FIGURES 1–3. Male caudal appendages, a: lateral view; b: posterior view, c: latero-posterior view. AH: apical hook. DB: cercus dorsal branch. VB: cercus ventral branch. CIB: cercus inner-basal branch. CT: cercus inner-basal tooth. TS: triangular swollen structure.

FIGURE 7 in Ischnura foylei sp. nov. (Odonata, Coenagrionidae) from the highlands of Sumatra

FIGURE 7. Details of gynochromatic (heterochromatic) females of Ischnura foylei (a–g—a paratype) and I. senegalensis from Lombok, 7 km NW Mataram (h): a—habitus of head, thorax and S1–3 of abdomen, lateral view; b –S6–10 of abdomen, lateral view; c—end of abdomen, dorsal view; d—ditto, lateral view; e—head, dorsal view; f—ditto, dorsofrontal view; g–hprothorax and mesostigmal plate. Not to scale.

FIGURE 6 in Ischnura foylei sp. nov. (Odonata, Coenagrionidae) from the highlands of Sumatra

FIGURE 6. Details of androchromatic female paratypes of Ischnura foylei (a–e and j–j—the same specimen; f—the other specimen): a—habitus of head, thorax and S1–3 of abdomen, lateral view; b—S1–2 of abdomen, lateral view; c—S6–10 of abdomen, lateral view; d—pterostigmata; e—prothorax and mesostigmal plate, dorsal view; f, g—end of abdomen, dorsal view; h—ditto, lateral view (note vulvar spine not clearly visible); i—head, dorsal view; j—ditto, frontal view. Not to scale.

FIGURE 5 in Ischnura foylei sp. nov. (Odonata, Coenagrionidae) from the highlands of Sumatra

FIGURE 5. End of abdomen of males of Ischnura foylei (a–c) and I. senegalensis (d–e): a–b—holotype of I. foylei; c—the most melanised paratype of I. foylei; d–e—a male of I. senegalensis from Indonesia, Lombok, 7 km NW Mataram, 8°32'S, 116°04'E, 6 m a.s.l., 22 ii 2014; a–d—lateral view; b–c, e—dorsal view; a–b and d–e in the same scale, c not to scale.

FIGURE 4 in Ischnura foylei sp. nov. (Odonata, Coenagrionidae) from the highlands of Sumatra

FIGURE 4. Details of the holotype male of Ischnura foylei: a—habitus of head, thorax and S1–3 of abdomen, lateral view; b— S1–2 of abdomen, lateral view; c—S6–10 of abdomen, lateral view; d—pterostigmata; e—head, dorsal view; f—ditto, frontal view; g—ditto, ventral view; h—posterior lobe of prothorax and mesostigmal plate, dorsal view. Not to scale.

FIGURE 2 in Ischnura foylei sp. nov. (Odonata, Coenagrionidae) from the highlands of Sumatra

FIGURE 2. Ischnura foylei at the type locality: a—males; b–c—gynochromatic (heretochromatic) females (photos by J. Holden).

FIGURE 3 in Ischnura foylei sp. nov. (Odonata, Coenagrionidae) from the highlands of Sumatra

FIGURE 3. Copulating pairs of Ischnura foylei in the type locality: a—involving an androchromatic female; b—involving a gynochromatic (heterochromatic) female (photos by J. Holden).

FIGURE 1 in Ischnura foylei sp. nov. (Odonata, Coenagrionidae) from the highlands of Sumatra

FIGURE 1. The type locality and habitat of Ischnura foylei: Danau Gugung Tujuh (Danau Sakti), Jambi Province, Sumatra, Indonesia (photo by J. Holden).

FIGURE 5 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 5. Ontogenic changes in Mesamphiagrion gaudiimontanum males (Antioquia, Belmira): (a) Teneral; (b) Mature; (c) Middle age parasitized by mites (Photograph by Camilo Flórez-V.).

FIGURE 2 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 2. Mesamphiagrion rosseri (Antioquia, Sonsón), male paratype: (a) Lateral view of caudal appendages, (b) Mediodorsal view of right cercus, (c) Ectal view of genital ligula, (d) Lateral view of genital ligula. Female paratype: (e) Dorsal view of posterior lobe of pronotum and mesostigmal plates. p. m.: Mesostigmal plates. l.p.: Ponotum posterior lobe. l. l-ap.: Lateroapical lobe. p.d.: Dorsal process. p. v-a. e.: Ventroapical external process. p. v-a. i.: Ventroapical inner process. p. v-b.: Ventrobasal process. Illustrations drawn by Gloria Mora.

FIGURE 9 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 9. Mesamphiagrion nataliae (Cuandinamarca, Guasca): Male holotype: (a) Lateral view of genital ligula; (b) Ectal view of genital ligula; (c) Lateral view of caudal appendages; (d) Medio-dorsal view of right cercus. Female Paratype: (e) Dorsal view of posterior lobe of pronotum and mesostigmal plates. c.m.: Carina mesostigmal. p. m.: Mesostigmal plates. l.p.: Ponotum posterior lobe. l. l-ap.: Lateroapical lobe. l. l-ap. d.: Latero apical lobe distal process. l. l-m.: Lateromedial lobe. p.d.: Dorsal process. p. v-a. e.: Ventroapical external process. p. v-a. i.: Ventroapical inner process. p. v-b.: Ventrobasal process. p. i.: Innner process.

FIGURE 16 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 16. New distributional records of Mesamphiagrion demarmelsi, M. gaudiimontanum, M. ovigerum and M. risi in Colombia.

FIGURE 8 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 8. Mesamphiagrion risi (Antioquia, San Vicente): (a) Ectal view of genital ligula, (b) Lateral view of genital ligula, (c) Lateral view of caudal appendages, (d) Medio-dorsal view of right cercus. Female: (e) Dorsal view of posterior lobe of pronotum. l.p.: Ponotum posterior lobe. l. l-ap.: Lateroapical lobe. p.d.: Dorsal process. p. v-a. e.: Ventroapical external process. p. v-a. i.: Ventroapical inner process. p. v-b.: Ventrobasal process. p. i.: Inner process. Illustrations drawn by Gloria Mora.

FIGURE 13. S7–10 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 13. S7–10 color patterns of males: (a) and (b) Mesamphiagrion gaudiimontanum; (c) and (d) M. risi; (e) M. rosseri; (f) and (g) M. santainense; (h) M. tamaense; (i) and (j) M. occultum; (k) M. demarmelsi; (l) M. laterale; (m) M. ovigerum; (n) M. nataliae.

FIGURE 12 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 12. Mesamphiagrion tamaense (Santander, Suratá): (a) Mature female; (b) Juvenile female; (c) Mature male; (d) Juvenile male.

FIGURE 4 in Taxonomic revision of Mesamphiagrion Kennedy, 1920 from Colombia (Odonata: Coenagrionidae), with the description of four new species

FIGURE 4. Mesamphiagrion santainense (Antioquia, Belmira): (a) Lateral view of caudal appendages, (b) Medio-dorsal view of right cercus, (c) Lateral view of genital ligula, (d) Ectal view of genital ligula. Female paratype: (e) Dorsal view of posterior lobe of pronotum and mesostigmal plates. p. m.: Mesostigmal plates. l.p.: Ponotum posterior lobe. l. l-ap.: Lateroapical lobe. p.d.: Dorsal process. p. v-a. e.: Ventroapical external process. p. v-a. i.: Ventroapical inner process. p. v-b.: Ventrobasal process. p. i.: Inner process. Illustrations a, b, c and e, drawn by Gloria Mora.