Anisops
Anisops is a genus of insects in the family Notonectidae. They're sometimes referred to as backswimmers, so called because they swim upside down.
Taxonomy
Anisops contains the following species:Anisops letitiaAnisops variaAnisops aglaiaAnisops apicalisAnisops gracilisAnisops hypatriaAnisops jaczewskiiAnisops leesonianaAnisops perpulcherAnisops poweriAnisops praetextaAnisops psycheAnisops variusAnisops amaisiAnisops thienemanniAnisops hyperionAnisops planifasciesAnisops crinitusAnisops wakefieldi - Endemic to New Zealand.Anisops debilisAnisops pellucensAnisops sardeaAnisops tahitiensisAnisops deaneiAnisops kuroiwaeAnisops staliAnisops elstoniAnisops sardeusAnisops nasutaAnisops occipitalisAnisops assimilis - Endemic to New Zealand.- ''Anisops ogasawarensis''