Forcepsioneura regua sp. nov., holotype male (Brazil. RJ: Cachoeiras de Macacu, DZRJ 2071): (1–2) head in dorsal (1) and ventral (2) views; (3) prothorax in lateral view; (4–6) caudal appendages in dorsal (4), lateral (5) and dorsolateral (6) views. Scale bars = 1 mm.

 
 
  Part of: Pinto ÂP, Kompier T (2018) In honor of conservation of the Brazilian Atlantic Forest: description of two new damselflies of the genus Forcepsioneura discovered in private protected areas (Odonata: Coenagrionidae). Zoologia 35: 1-19. https://doi.org/10.3897/zoologia.35.e21351