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Family Eumastacidae - Monkey Grasshoppers

Huachuca Monkey Grasshopper - Eumorsea balli - female Chaparral Monkey Grasshopper Nymph - Morsea californica - female Ball's Monkey Grasshopper - Eumorsea balli - male Ball's Monkey Grasshopper - Eumorsea balli - male Brown grasshopper in sand - Morsea Psychomastax robusta - male Morsea piute Monkey Grasshopper - Morsea
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Orthoptera (Grasshoppers, Crickets, Katydids)
Suborder Caelifera (Grasshoppers)
Family Eumastacidae (Monkey Grasshoppers)
Numbers
15 species in 3 genera according to Arnett(1); Orthoptera Species File(2) and Nearctica list 13 species in 3 genera
Identification
Antennae shorter than front femur(1).
Slender, small, mostly under one inch long
Hind legs usually held splayed out to the side.
North American species are wingless.
Range
Mostly tropical; northern limit of range is Southwest USA
Internet References
Hebard 1935 - has key to our three genera