Psychidae 
Genus OIKETICUS Guilding 
The genus is found in the hotter parts of Amer¬ 
ica, the typical species having originally been 
found in Central America. It is also represented 
in southern Asia and in Australia. Three species 
occur in the United States—one in southern Cali¬ 
fornia, another in New Mexico, and a third in 
Florida. The latter species was named abbati by Fig. 208.— 
Grote, and the male is delineated in Fig. 208. °} kehc x us abbott > 
The wings are pale smoky brown, with darker 
maculation at the end of the cell and just beyond in the primaries. 
Genus THYRIDOPTERYX Stephens 
(1) Thyridopteryx ephemeraeformis Haworth, Plate XLI, 
Fig. 12, $ . 
Syn. coniferarum Packard. 
The common “Bag-worm,” as it is usually called, occurs 
throughout the Appalachian subregion, from the Atlantic to the 
Fig. 209.— Thyridopteryx ephemerceformis. (Bag-worm.) 
a, larva; b, male pupa; c, female pupa; d, male moth; e , 
female chrysalis in cocoon, showing eggs in situ ; f full-grown 
larva; g, young larvae with small cones of silk over them. 
(After Riley.) 
borders of the Great Plains. It is a very promiscuous feeder, 
attacking trees and shrubs of many genera, but, so far as is 
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