Predaceous flat-headed mayfly

Weight

Not recorded

Length

Not recorded

Lifespan

Not recorded

Main food

Not recorded

Habitat

Not recorded

Young per litter or clutch

Not recorded

Conservation status

Not recorded

Countries on record

Not recorded

Not recorded

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

1. kingdomAnimalia
2. phylumArthropoda
3. classInsecta
4. orderEphemeroptera
5. familyHeptageniidae
6. genusRaptoheptagenia
7. SpeciesRaptoheptagenia cruentata (Walsh, 1863)

Synonyms Heptagenia cruentata, Heptagenia reversalis

Catalogue of Life

ComparePredaceous flat-headed mayfly vs Yellow may dunPredaceous flat-headed mayfly vs March brown mayflyPredaceous flat-headed mayfly vs Light CahillPredaceous flat-headed mayfly vs Quill Gordon

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@misc{predaceous_flat_headed_mayfly_2026,
  title = {Predaceous flat-headed mayfly (Raptoheptagenia cruentata)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/predaceous-flat-headed-mayfly},
  note = {Data as of 2026-11-14}
}