Dec. 1894 J NeUMCEGEX c\: DvaR. N. A. BOMBYCES. 



Synopsis of species. 

 Color rusty brown or gray. 



Primaries with white shades ...... 



Wings largely or wholly gray ..... / , 



Wings brown, without vvliite shades. 



Sexes concolorous or nearly so , . . . r , 

 9 more luteous than (^ ...... 



Color contrasting yellow and brown ..... 



153 



americana. 

 californica. 



ferruRinea. 



r</<, roscata. 



dyari. 



P. americana Harris. 



i%^i — Giislro/>acfia ameiicaiia Harris, Rep. Ins. Mass., p. 273. 

 1S55 — Gastro/^acha occiileiitis Walkkk, C.it. Hrit. Mus., Vol. VI, p. 1392. 

 1868 — Lnsiociu/ipa cnrpinifoiia BoiSDUVAl., .Ann. Knt. Soc. Belg., Vi.-l. XII, 

 p. 83. 



var. ferruginea Packard. 



1S64 - Caslropacha Jeirii^iiu-n Packakd, Proc.Ent. .Soc. Phil., Vol. IIF, p. 386. 



race roseata Stretch. 



\'^~2. — Giistropacha roseala .STRETCH, Zyg. & Homb. N. A., pi. 4, f. 12. 

 lZ-]2—Castiopac/iit mililei STRETCH, Zyg. & liomb. N. A., p. 113. 



race californica Packard. 



1872 — Gastropncliii ciiliforiiica Packard, Rep. Peab. Acad., Vol. I\', p. 91. 

 Ferruginous brown, frosted with white scales. T. a. antl t. p. 

 lines slender, lunulate, hiackisli. A slight discal dot. S. t. line 

 reddish, bordered by a white shade. A mesial line and discal dot 

 on secondaries followed by a white shade and obscure sub-marginal 

 band. The race californica is gray, more or less tinged with hr<nvn. 

 E.xpanse, 27 — 35 mm. 



Habitat., Atlantic States to Canada and Pacific Northwest; of 

 race californica, Rocky Mountains to Southern California; of race 

 roseata, California. 



P. dyari Rivers. 



i8()j—P/ir/todt-swa dyari Rivers, Can. Ent., Vol. XXV, p. 144. 



(^ Pale yellowish ocher; outer part of fore wings rosy brown, 

 the color extending to the middle one of three linesof dusky spots 

 which cross the disc. A pale mesial band on hind wings. 9 Paler 

 than the cT with distinct emarginations between the terminations 

 of the venules. E.\panse, 38 — 55 mm. 



Habitat, Western Te.xas, Me.vico (?). 



Genus Heteropacha Han'ey. 



\%-li,—Hclcropa(ha Marvev, Pull. Puff. Soc, Vol I, p. 262. 



