**Mayfly Species Baetis magnus (Iron Blue Quill)**

Mayflies

Caddisflies

Stoneflies

Taxonomic Navigation -?-

Kingdom Animalia (Animals)

» Phylum Arthropoda (Arthropods)

» Class Insecta (Insects)

» Order Ephemeroptera (Mayflies)

» Family Baetidae (Blue-Winged Olives)

» Genus Baetis (Blue-Winged Olives)

» Species magnus (Iron Blue Quill)

Common Names

Match	Common Name
	Iron Blue Quill
	BWO
	Rusty Spinner
	Little Blue-Winged Olive

This large western baetid is in the Rhodani group of closely related species that could probaly also be called the baetis tricaudatus species complex. Besides its large overall size, large hind wings (for a baetid) with rounded margins and dark lateral (Lateral: To the side.) bands of pigment on the abdomen are are also characteristic.

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Mayfly Species Baetis magnus (Iron Blue Quill)

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**Mayfly Species Baetis magnus (Iron Blue Quill)**