52 I Canadian Arctic Expedition, 1913-18 
Plate III. 
Fig. 1. Pieris napi pseudobryonice Verity, male. (Bartlett bay, Alaska). 
2. Pieris napi pseudohryonioe Verity, female. (Bartlett bay, Alaska). 
3. Pieris napi arctica Verity, female. (Bet. lat. 67° 25' and 66° 30'; long. 141°). 
4. Pieris napi arctica Verity, male, underside. (Nansen creek, Yukon Territory). 
5. Erebia sofia Stkr., female, underside. (Harrington creek, Yukon Territory). 
6. Brenthis natazhati Gibson, type, male, underside. (Long. 141°, north of mount 
Natazhat) . 
7. Euchloe creusa Dbldy., chrysalis. (Departure bay, British Columbia). 
8. Hyphoraia alpina Quens., cocoon. (Collinson point, Alaska). 
9. Gynaephora rossi Curtis, larva. (Collinson point, Alaska). 
10. Hyphoraia alpina Quens., cremaster, X 9. (Collinson point, Alaska). 
11. Hyphoraia fesiiva Bork., cremaster, X 9. (Bernard harbour. Northwest Territories). 
12. Brenthis natazhati Gibson, female. (Bernard harbour. Northwest Territories). 
13. Autographa altera Ottol.? male. (Bernard harbour. Northwest Territories). 
14. Autographa sackeni Ottol.? male. (Mayo lake, Yukon Territory). 
15. Pleheius scudderi Edw., male. (West side of Kluane lake, Yukon Territory). 
16. Pleheius aquilo Bdv.?, male. (Burwash creek, Yukon Territory). 
17. Pleheius aquilo Bdv.?, male. (Kluane, Yukon Territory). 
18. Pleheius aquilo Bdv., male. (Bernard harbour, Northwest Territories). 
(All natural size). 
65994—5 
