This is the largest of the periodomestic cockroaches.
Reddish-brown in color with light markings behind the head.
Up to 1 1/2 inches long
It is found mainly in basements, sewers, steam tunnels, and drainage systems.
Can become a public health concern due to their association with human waste and disease.
The American cockroash is reddish-brown wings with light yellowish markings on back of head.