subterminal ; along the inner maij^in, occupying nearly all tiie space enclosed by 

 vein la, except at base, is a patch composed of mixed brownish-black and pale 

 ocherous scales. This patch is obscurely divided in a strigosc manner by the 

 white ground color. Fringes white, very faintly spotleil with ocherous brown. 

 Secondaries light-gray, whitish at abdominal margin and fringe, showing faintly 

 the markings of under siile. Helow, both wings are blackish gray, fading to white 

 along the internal margin, but thickly covered with a series of little, blackish stri- 

 gose patches, arrangetl ind sliiictly and without great regularity in about twelve 

 transverse banils. Expanse, 27 mm. 



Type I o in Mr. Ncniinoeij^cii's collection. 

 .\11 three species from Colorado, collected by Mr. 1). Bruce. 

 We take pleasure in dedicatinij these insects to Prof. Kdward 

 T. Owen, and to those whose incmorv is dear to him. 

 .Sy//t'/>s/s of spciics. 

 Wiiiii's nearly uniform white, pectinations of antenna' brown — 



manfredi. 

 Winji's more 01- less mottled or irrorate with dark shades — 

 pectinations of antenna: blackish. 



With black marks at end of median vein. 



IMack marks extending from origin of vein 2 to cross 

 vein or further, fringes of secondaries almost entirely 



white bertholdi. 



lUack marks conlinetl to origin of veins ,^ atid 4 ; fringes 

 (.)f secondaries distinctly black-sjiotted . . ethela. 



Without any bhuk discal marks. 



Wings largely marbled with pale brown, the white ground 



reduced to a series of confluent spots . . henrici. 



A brown spot on]_\- on middle of interior margin ; size 



smaller Cornelia. - 



\\ ithout any brown markings on fore wings; white, 

 irrorate with black scales; si/e large . edwardi.' 



(ienus Cossula Bailry. 



A\'e believe the following svnonvmy to be correct, though no 

 structural characters are given by Dr. Strecker, and we have been 

 obliged to rely on his description of the maculation. 



C. basalis ll'a/kcr. 



1S56 — Cossiis /'iisa/is W.M.KKK, Cat. Urit. Mus. pt. \'III, 1523. 

 i8gi — Cossula basalis llv. Kdwakds, Km. News, \ol. II, p. 72. 

 i^()2 -Cossula lui salts yi'SW in, Can. l".nt. Xdl. X.\l\', p. 136. 



Cyniatopliora iiiagnifica Sirkckkr. 

 1876 — C. iiiai^itijiia .Stki-.ckkk, Proc. Acad. Nat. Sc. rhil., p. 151. 

 1S9I — Bi'i/il'vcia ina^uijicii '^MWn, l.isl I.cp., No. 14O7. 



