Reported ovo-viviparity in Heliocypha perforata (Odonata: Chlorocyphidae) – reassessment of the evidence, based partly on examination of the female reproductive system and mature eggs

Heliocypha perforata (sensu lato) is a common stream-dwelling damselfly widespread in mainland tropical Asia. Recently a report has been published suggesting possible ovo-viviparity in this species, based on the interpretation of evidence from a short video sequence. This video is re-evaluated. The internal and external anatomy of the H. perforata female reproductive system, including mature…