Length 49–68 mm. Cone immaculate beneath or with transverse black mark near top. Ovipositor longer than 1.2 times length of hind femur. Width of stridulatory area (as measured in drawing above) less than 4.9 mm. Male pronotal length less than 1.8 times rear width.
N. robustus has the ovipositor less than 1.2 times as long as the hind femur, width of stridulatory area more than 4.9 mm. N. velox has the ovipositor shorter than the hind femur, male pronotal length greater than 1.8 times rear width. N. palustris is smaller and has the ovipositor shorter than the hind femur.
Roadsides, old fields, and pastures in well-drained and upland areas.
Sept. Matures about two weeks prior to the Neoconocephalus robustus.