ILLUSTRATIONS 



PLATES 



PLATS 



PACK 



I. Insects of Alaska Frontispiece 



FIG. i. Platarctia subnebulosa Dyar. 



2. Bombus mixtuosus Ashm. 



3. Volucella facialis Will. 



4. Sirex flavicornis Fab. 



5. Cychrus angusticollis Fisch. 



6. Carabus truncaticollis Fisch. 



7. Tenthredo dissimilis Kincaid. 



8. Leucorhinia hudsontca (Selys.). 



9. Tipula septentrionalis Loew, short -winged form. 

 10. Tipula septentrionalis Loew, long -winged form. 



II. Arachnida 46 



III-V. Myriapoda 78-82 



VI-X. Apterygota 106-1 1 4 



XI, XII. Neuropteroid Insects 166-168 



XIII-XVII. Larvas of Coleoptera 202-210 



FIGURE 



TEXT FIGURES 



PAGE 



4- 



5- 



1. Metlakatla 



2. Indian village, Fox Point, Southeastern Alaska. 



3 . Islands near Sitka 



6 



8 



Forest near Sitka. 

 Yakutat.. 



6-9. Genitalia of Homoptera I 35~ I 37 



(ix) 



ys 



