STKIGID^ — THE OWLS. 



101 



7449. Strix pratincola. 



4886. Otus wilsonianus. 



7272. Scotiaptex cinereum. 



7899. Nyctale richardsoni. 



414. Scops osio. 



773. Bubo vii^nianus. 



^8. Nyctea nivea. 



7897. Sumia ulula. 



438. Claucidium feirugincum. 



437. Sphcotylo liypuga^a. 



(AH natural size.) 



