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Heptageniidae

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Heptageniidae
Temporal range: Turonian–Present
Rhithrogena germanica
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Ephemeroptera
Suborder: Pisciforma
Superfamily: Heptagenioidea
Family: Heptageniidae
Needham, 1901
Synonyms

Heptaeniidae

The Heptageniidae (synonym: Ecdyonuridae) are a family of mayflies with over 500 described species mainly distributed in the Holarctic, Oriental, and Afrotropical regions, and also present in the Central American Tropics and extreme northern South America.[1]

Description

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The group is sometimes referred to as flat-headed mayflies or stream mayflies. These are generally rather small mayflies with three long tails. The wings are usually clear with prominent venation although species with variegated wings are known. As in most mayflies, the males have large compound eyes, but not divided into upper and lower parts.

Heptageniids breed mainly in fast-flowing streams, but some species use still waters. The nymphs have a flattened shape and are usually dark in colour. They use a wide range of food sources with herbivorous, scavenging, and predatory species known.

Genera

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The Global Biodiversity Information Facility lists:[2]

  1. Acanthomola Whiting & Lehmkuhl, 1987
  2. Afghanurus Demoulin, 1961
  3. Afronurus Lestage, 1924
  4. Amerogenia Sinitshenkova, 2000
  5. Anapos Yanai & Sartori, 2017
  6. Anepeorus McDunnough, 1925
  7. Arthroplea Bengtsson, 1908
  8. Asionurus Braasch & Soldán, 1986
  9. Atopopus Eaton, 1881
  10. Belovius Chernova, 1981
  11. Bleptus Eaton, 1885
  12. Burshtynogena Godunko & Sontag, 2004
  13. Cinygma Eaton, 1885
  14. Cinygmula McDunnough, 1933
  15. Compsoneuria Eaton, 1881
  16. Dacnogenia Kluge, 1988
  17. Darthus Webb & McCafferty, 2007
  18. Ecdyogymnurus **
  19. Ecdyonuroides Dang, 1967
  20. Ecdyonurus Eaton, 1868
  21. Electrogena Zurwerra & Tomka, 1985
  22. Epeorella Ulmer, 1939
  23. Epeorus Eaton, 1881
  24. Heptagenia Walsh, 1863
  25. Ironodes Traver, 1935
  26. Kageronia Matsumura, 1931
  27. Leucrocuta Flowers, 1980
  28. Maccaffertium Bednarik, 1979
  29. Macdunnoa Lehmkuhl, 1979
  30. Miocoenogenia Tshernova, 1962
  31. Nestormeus Godunko, 2004
  32. Nixe Flowers, 1980
  33. Notacanthurus Chernova, 1974
  34. Notacanthurus Tshernova, 1974
  35. Paegniodes Eaton, 1881
  36. Paracinygmula Bajkova, 1975
  37. Parafronurus Zhou & Braasch, 2003
  38. Pseudiron McDunnough, 1931
  39. Pseudokageronia Masselot & Nel, 1999
  40. Raptoheptagenia Whiting & Lehmkuhl, 1987
  41. Regulaneuria Zhou, 2021
  42. Rhithrogena Eaton, 1881
  43. Rhithrogeniella Ulmer, 1939
  44. Spinadis Edmunds & Jensen, 1974
  45. Stenacron Jensen, 1974
  46. Stenonema Traver, 1933
  47. Succinogenia Demoulin, 1965
  48. Thalerosphyrus Eaton, 1881
  49. Thamnodontus Kluge, 2004
  50. Trichogenia Braasch & Soldan, 1988

The oldest described member of the family is Amerogenia from the Late Cretaceous (Turonian) aged New Jersey amber.

References

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  1. ^ Wang, T.-Q; MCCafferty W.P. (March 2004). "Heptageniidae (Ephemeroptera) of the World. Part I: Phylogenetic Higher Classification". Transactions of the American Entomological Society. 130 (1): 11–45. JSTOR 25078834.
  2. ^ Global Biodiversity Information Facility: Heptageniidae (retrieved 10 November 2024)

See also

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