This species is known from southern Arkansas, southern Mississippi, Louisiana, and central Texas in the USA, southward to Palma Sola, Veracruz, Mexico (Mulcahy and Mendelson 2000).
Habitat and Ecology
This species inhabits coastal prairies, barrier beaches, towns, and a variety of other habitats. Eggs and larvae develop in various kinds of pools, including roadside and irrigation ditches. This species is tolerant of substantial habitat alteration.
It is a widespread and common in suitable habitat.
The range of this species includes a number of protected areas.
This species was removed from the synonymy of Incilius valliceps by Mulcahy and Mendelson (2000).
Geoffrey Hammerson, Luis Canseco-Márquez 2004. Incilius nebulifer. In: IUCN 2014