Kiautagrion gen. nov.

Figs. E, 67–70.

Type species: Kiautagrion acutum Santos, 1961 by present designation.

Etymology: Named Kiauta, named jointly in honour of Professor Dr Bastiaan Kiauta and Mrs Marianne Kiauta, a couple of friends who edited, published and circulated Odonatologica for 42 years + agrion, neuter form of agrios (ἄγριος) meaning “wild”, which in damselflies is now used as an indicator that the genus belongs to the Coenagrionidae (Fliedner 2006).

Generic characterization. Large Coenagrionidae (51–53 mm), pale postocular spots and pale occipital bar absent, rear of the head pale, cerci longer than S10, basal 1/2 of cerci in lateral view roughly triangular, apical 1/2, in lateral view, plate like with the tip directed upward, in dorsal view with a projection with three teeth medially directed, paraproctus vestigial (plate-like) and penis with S3 vestigial, smaller than inner and terminal folds, ental surface S3 with a very long filament.

Distribution. Brazil (endemic to Espirito Santo).