Superfamily

Heptagenioidea

Heptagenia flavescens. Photo: (c) wasatch_hunter, some rights reserved (CC BY-NC)

iNaturalist • Wikipedia

Heptagenioidea is a superfamily of mayflies. Members of this superfamily are found in most parts of the world apart from the Arctic and Antarctic, with Heptageniidae being the most widely distributed family.

— Wikipedia

Subtaxa

Family: Heptageniidae (Stream mayflies)

Where in Humboldt

Discussion

PLEASE SHARE YOUR THOUGHTS ABOUT HEPTAGENIOIDEA, ONE OF THE MAYFLIES