138 THE CANADIAN ENTOMOLOGIST 



In addition to the above localities the species has been recorded 

 by Walker* from "St. Martin's Falls, Albany River, Hudson's- 

 Bay (Dr. Barnston) " ; "Fort Confidence (Sir J. Richardson)"; 

 by Grotet from "Yukon River, mouth of Porcupine River (R, 

 kennicott)"; and J " Racine, Wis. (P. R. Hoy)"; and by Zellerft 

 from "Fort Resolution am Sklavcn-see (Great Slave Lake) Westlich 

 von der Hudson's Bay unter dem 61° N. Br. (Baron Osten Sacken). 



*C. B. Mus. Hct. XI, 702, 1857. 

 tProc. Ent. Soc. Phil. I IF. 74. 1864. 

 JBull. Bkln, Ent. Soc. Ill, 30. 

 tfStett., Ent. Zeit. XXIV, 136. 



NEW^ SPECIES OF MICROLEPIDOPTERA. 



RV ANNETTE F. BRAUN, CINCINNATI. O. 



Coptodisca magnella, n. sp. 



Palpi and lower part of face silvery- white; head with a decided 

 pale golden lustre. Antennae fuscous. 



Thorax and basal half of fore wings pale silvery gray, almost 

 white; extreme costa on basal half black. Apical half of fore 

 wings golden yellow; a triangular silvery white spot at the apical' 

 third of the costa edged with black on both sides; a similar but 

 narrower spot a little anterior on the dorsal margin, also edged 

 with l:)lack on both sides. The outer edge of the dorsal spot forms 

 part of the dark patch of scales which extend from it to the dorsum 

 and termen. This patch is often pale gray and ill-defined, except 

 at its outer edge, which is marked by a row of dark scales along 

 the termen. It is separated from the dark margins of the costal 

 silvery spot by the golden ground colour. Beyond the costal 

 spot and almost parallel to its outer margin is a streak of black 

 scales. Apical patch wedge-shaped, formed of a circular velvety 

 black spot, and the terminal row^ of black scales immediately 

 beyond it. It is preceded and edged on either side W'ith one or 

 two silvery white scales; and well separated from the dark dorsal 

 patch by the golden yellow ground colour. Cilia whitish yellow, 

 W'ith an apical black pencil extending outward from the apical 

 black patch. Hind wings gray. 



Legs yellow, except the fore tibia? and all the tarsi, which are 

 fuscous. Abdomen fuscous above, yellow beneath. 



April. 1916 



