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

Family Eumastacidae - Monkey Grasshoppers

Eumorsea · Morsea · Psychomastax

Genus Eumorsea
Huachuca Monkey Grasshopper - Eumorsea balli - female Ball's Monkey Grasshopper - Eumorsea balli - female Ball's Monkey Grasshopper - Eumorsea balli - female Ball's Monkey Grasshopper - Eumorsea balli - female Ball's Monkey Grasshopper - Eumorsea balli - male Ball's Monkey Grasshopper - Eumorsea balli - male Ball's Monkey Grasshopper - Eumorsea balli - male Ball's Monkey Grasshopper - Eumorsea balli - male

Genus Morsea
Unusual grasshopper species - Morsea tamalpaisensis - female Chaparral Monkey Grasshopper nymph - Morsea californica - female Chaparral Monkey Grasshopper nymph - Morsea californica - female Chaparral Monkey Grasshopper - Morsea californica - female Brown grasshopper in sand - Morsea Morsea piute - male unknown nymph - Morsea Monkey Grasshopper - Morsea

Genus Psychomastax
Psychomastax robusta - female Psychomastax robusta - male Unknown Grasshopper - Psychomastax - female Unknown Grasshopper - Psychomastax - female White Mountain Grasshopper - Psychomastax inyo White Mountain Grasshopper - Psychomastax inyo Psychomastax psylla found near Big Bear Lake - Psychomastax psylla


Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.

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