Cloeon dipterum

Cloeon dipterum
Adult female
Naiad (larva)
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Ephemeroptera
Family: Baetidae
Genus: Cloeon
Species:
C. dipterum
Binomial name
Cloeon dipterum
(Linnaeus, 1761)
Synonyms 
  • Ephemera diptera Linnaeus, 1761 (basionym)
  • Ephemera annulata O. F. Müller, 1776
  • Ephemera rufula O. F. Müller, 1776
  • Ephemera dimidiata O. F. Müller, 1776
  • Cloeon pallida Leach, 1815
  • Cloeon marmoratum Curtis, 1834
  • Cloeon obscurum Curtis, 1834
  • Cloeon cognatum Stephens, 1835
  • Cloeon consobrinum Stephens, 1835
  • Cloeon virgo Stephens, 1835
  • Cloe affinis Rambur, 1842
  • Cloe apicalis Costa, 1882
  • Cloeon inscriptum Bengtsson, 1940
  • Cloeon szegedi Jacob, 1969

Cloeon dipterum is a species of mayfly with a Holarctic distribution. It is the most common mayfly in ponds in the British Isles and the only ovoviviparous mayfly in Europe. Males differ from females in having turbinate eyes.