Dark Hendrickson Mayfly vs Brazilian Antlion

Side-by-side species comparison

Attribute Dark Hendrickson Mayfly Brazilian Antlion
Scientific Name Leptophlebia cupida Myrmeleon brasiliensis
Order Ephemeroptera Neuroptera
Family Leptophlebiidae Myrmeleontidae
Size 8-12 mm 50-65 mm wingspan
Habitat Rivers & Streams Rivers & Streams
Diet Detritivores Omnivores
Regions North America Brazil, South America
Conservation Least Concern Least Concern

Dark Hendrickson Mayfly

A dark-bodied spring mayfly important to trout anglers in the Northeast. Nymphs inhabit leaf packs and debris in slow to moderate stream sections.

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Did You Know?

It often emerges alongside Ephemerella subvaria, and the two species together form the famed Hendrickson hatch.

Brazilian Antlion

A common South American antlion found in sandy cerrado and caatinga habitats. Its larval pit traps dot the sandy floors of sheltered spots.

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Did You Know?

In the Brazilian cerrado, antlion pits are so abundant they have been used to estimate soil disturbance levels.