86 MISC. PUBLICATION 273, U.S. DEPT. OF AGRICULTURE 



Besides the pandora moth, other members of this family feed 

 on broadleaved trees and shrubs. 



The ceanothus silk moth (Platysamia euryalus (Bdv.)) (47) is 

 a large, showy moth, densely clothed with reddish hairs and hav- 

 ing white and black markings. It has a wing expanse of 4 to 5 

 inches. The large pale-green to blue caterpillars, with golden 

 tubercles on the back and bluish tubercles on the sides, sometimes 

 feed on willow, manzanita, and other shrubs. It is distributed 

 throughout the Pacific Coast States and east to Wyoming. P. glo- 

 veri Strecker also feeds on maple, willow, and many other trees 

 and shrubs. The caterpillars are 3 inches long when full grown, 

 yellowish-green with black spines, and have two rows of tubercles 

 on the back with black spots between them. It ranges through the 

 Rocky Mountains and the Southwest. The cecropia moth (P. 

 cecropia (L.) ) is an eastern species which ranges west into Mon- 

 tana. The caterpillars are pea-green with a bluish tinge, with 4 

 large coral-red tubercles on the second and third thoracic segments 

 and 15 yellow tubercles on the first to eighth abdominal segments. 

 The cecropia moth feeds on a large number of forest trees, includ- 

 ing ash, birch, maple, and willow. 



The polyphemus moth (Telea polyphemus (Cram.)) (47) is a 

 beautiful, large, yellow to reddish-brown moth with a wing ex- 

 panse of 4 to 5 inches and clay-colored wing margins. Each fore- 

 wing has a nearly round eyespot margined with yellow, and the 

 hind wings have large eyespots margined with black and blue. 

 The pale apple-green caterpillars have pale yellow lines on each 

 side, and pale orange or golden tubercles arising from a red spot. 

 This moth feeds on alder, madrone, maple, oak, poplar, willow, and 

 other trees and shrubs. It ranges throughout the United States. 



The Nevada buck moth (Hemileuca nevadensis Stretch) (4-7) is 

 a large white or yellowish moth with a yellow, orange, or red tuft 

 at the tip of the brown to black abdomen and a wingspread of 

 nearly 3 inches. The large, spiny caterpillars feed gregariously on 

 willow and poplar and sometimes are injurious. The species is 

 distributed from California eastward into the Great Plains and 

 throughout the Southwest. The caterpillars of the buck moth (H. 

 maia (Drury)) are about 2y 2 inches long, dull brown to black, 

 each segment having small yellowish dots and tufts of compound 

 bristles arising from tubercles. These caterpillars feed on willow 

 and oak in New Mexico, Colorado, and eastward. Caterpillars of 

 H. juno Packard feed on willow, cottonwood, and poplar in the 

 Southwest. 



The brown day moth (Pseudohazis eglanterina (Bdv.) ) is a 

 showy yellow to orange-brown or purplish-pink moth with black 

 markings and a wing expanse of 3 inches. The shiny, dark brown 

 to black caterpillars, with reddish spots on the back and a narrow 

 red line on each side, feed on willow, manzanita, and many other 

 shrubs. It is distributed throughout the Rocky Mountain and Pa- 

 cific Coast States. 



