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Species Achurum carinatum - Long-headed Toothpick Grasshopper

Mr. Twig - Achurum carinatum - male Toothpick Grasshopper - Achurum carinatum Unknown grasshopper. - Achurum carinatum - female Toothpick Grasshopper ID please - Achurum carinatum - female Long-headed Toothpick Grasshopper - Achurum carinatum grasshopper - Achurum carinatum - female Achurum carinatum - male Longheaded Toothpick Grasshopper (nymph?) - Achurum carinatum
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Orthoptera (Grasshoppers, Crickets, Katydids)
Suborder Caelifera (Grasshoppers)
Family Acrididae (Short-horned Grasshoppers)
Subfamily Gomphocerinae (Slant-faced Grasshoppers)
No Taxon (Achurum Group - Spine-knee Toothpick Grasshoppers)
Genus Achurum
Species carinatum (Long-headed Toothpick Grasshopper)
Size
24-40 mm
Identification
Elongated, reduced wings. Pale brown to gray, legs sometimes green. Face very slanted, antennae sword-like. Small wings--flightless. No spine between forelegs differentiates from "toothpick grasshoppers" in other subfamilies.

Some tips for differentiating this from other "toothpick" grasshopper genera, at least in the Southeast (David Ferguson, in comments here):
"knee" of hind femur in Achurum with distinctive points that stick backward
eyes of Achurum not striped prominently
face of Achurum concave
Range
Southeastern United States: South Carolina to Mississippi, including most of Florida
Habitat
Open woodlands, fields, with tall grasses
Season
All year in Florida, peak numbers in fall
Food
Grasses
Life Cycle
Males stridulate.
See Also
Stenacris vitreipennis - Glassy-winged Toothpick Grasshopper
Leptysma marginicollis - Cattail Toothpick Grasshopper
Print References
Capinera, Grasshoppers of Florida (1)
Internet References
Grasshoppers of Florida--pdf file on Stridulating Slant-faced Grasshoppers.
Works Cited
1.Grasshoppers of Florida (Invertebrates of Florida)
John L. Capinera, Clay W. Scherer, Jason M. Squiter, Jason M. Squitier. 2002. University Press of Florida.