Plate IV in Dragonflies (Odonata) From The Sierras Of Tapirapeco And Unturan, In The Extreme South Of Venezuela

Plate IV: Figures 25-29. Acanthagrion apicale. female ultimate instar exuviae. (25) labium, dorsal view; (26) left antenna; (27) exuviae (left lateral gill lost). dorsal view; (28) tip of abdomen with gonapophyses, ventral view; (29) median gill (at left) and right lateral gill, right lateral view. Figure 30. Acanthngrion chacoense, female mesostigmal laminae and mesepisternal fossae, dorsal view.Published as part of DeMarmels, Jurg, 1992, Dragonflies (Odonata) From The Sierras Of Tapirapeco And Unturan, In The Extreme South Of Venezuela, pp. 57-78 in Acta Biologica Venezuelica 14 (1) on page 73, DOI: 10.5281/zenodo.326606