Mountain Flathead Mayfly vs Vagrant Emperor

Side-by-side species comparison

Attribute Mountain Flathead Mayfly Vagrant Emperor
Scientific Name Cinygmula ramaleyi Anax ephippiger
Order Ephemeroptera Odonata
Family Heptageniidae Aeshnidae
Size 7-10 mm 60-70 mm
Habitat Mountains Deserts & Drylands
Diet Omnivores Omnivores
Regions North America Africa, Europe, Asia
Conservation Least Concern Least Concern

Mountain Flathead Mayfly

An alpine mayfly restricted to high-elevation cold streams in the Rocky Mountains. Nymphs feed on diatom films on boulder surfaces.

💡

Did You Know?

This species cannot survive in water temperatures above 15 degrees Celsius.

Vagrant Emperor

A nomadic dragonfly that wanders vast distances across Africa, Europe, and Asia. It has a sandy-brown body with a distinctive blue saddle marking on the abdomen.

💡

Did You Know?

It is one of the most migratory dragonflies, regularly crossing the Sahara Desert and reaching northern Europe.