FIGURES 4–7 in Perigomphus basicornis sp. nov. (Odonata: Gomphidae) from Anchicayá, Colombia

FIGURES 4–7. Perigomphus basicornis sp. nov., holotype ♂. 4) Dorsal view of S9–10 showing the caudal appendages. 5) Left latero-dorsal view of caudal appendages. 6) Left lateral view (slightly ventral) of caudal appendages. 7) S8–10 and caudal appendages, ventral view. a = arm of epiproct, Ah = anterior hamuli, Ce = cerci, Ep = epiproct, p = baso-lateral process of cerci, Ph = posterior hamulus. Pr =dorsolateral process of paraproct, sbvh = sub-basal ventral horn of cerci.