[2][3] It is a relatively large, light colored member of the 12-species wood cockroach genus Parcoblatta.

[4] The disk of the pronotum and the hair tufts on its abdomen are a darker tan to brown.

[4] The female has complete tegmina and wings, but the tegmina stop before the apex of the abdomen (prior to the base of the supra-anal plate), and the wings can not support sustained flight.

[4] The only other pale species of the genus in which the female has complete tegmina and wings is P. caudelli, which is smaller, has relatively longer tegmina and wings, and has fully powered flight.

[3][4] Morgan Hebard predicted in his 1917 description that "it will unquestionably be found, probably widely distributed, in adjacent northern Mexico.