FIGURES 60–69 in Oreiallagma gen. nov. with a redefinition of Cyanallagma Kennedy 1920 and Mesamphiagrion Kennedy 1920, and the description of M. dunklei sp. nov. and M. ecuatoriale sp. nov. from Ecuador (Odonata: Coenagrionidae)

FIGURES 60–69. Male caudal appendages, lateral view, (61a; 65a) lateral view, (61b; 65b) latero-posterior view with cercus rotated dorso-externally. (60) Mesamphiagrion occultum, Colombia, Chingaza; (61) M. ovigerum, Colombia (a) Arcabuco, (b), holotype, Bogotá; (62) M. ecuatoriale, holotype, Ecuador, Archidona-Baeza; (63) M. risi, holotype, Colombia, Pacho (modified from De Marmels 1989); (64) M. tepuianum, paratype, Venezuela, Mt. Duida (modified from De Marmels 1997); (65) M. demarmelsi, Colombia, Bogotá; (66) M. tamaense, Venezuela, El Tamá; (67) M. dunklei, paratype, Ecuador, Coyuja; (68) M. laterale, Colombia, La Pica; (69) M. gaianii, paratype, Venezuela, La Cristalina. d. p.: dorsal process; v. ap. p.: ventro-apical process; v-b. p.: ventro-basal process.