Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Clickable Guide

Interactive image map to choose major taxa Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar

Upcoming Events

National Moth Week was July 19-27, and the Summer 2025 gathering in Louisiana, July 19-27

Photos of insects and people from the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2024

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27


Genus Tricorythodes

Representative Images

Ephemeroptera - Tricorythodes Tricorythodes - male Tricorythodes sp. - Tricorythodes White mayfly with some black - Tricorythodes Caenis? - Tricorythodes Caenis? - Tricorythodes Tricorythodes nymph - Tricorythodes Caenis sp. - Tricorythodes - male

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Ephemeroptera (Mayflies)
Suborder Furcatergalia
Infraorder Pannota
Superfamily Ephemerelloidea
Family Leptohyphidae (Little Stout Crawler Mayflies)
Genus Tricorythodes

Explanation of Names

Tricorythodes Ulmer 1920

Numbers

9 spp. in our area(1), ~60 total(2)

Range

New World, primarily Neotropical(2); in our area, mostly eastern & southern(1)