54 



THE FUNDUS OCULI OF BIRDS 



Fig. 101. 

 Anna Hummingbird (Calypte annae) X31. 



Fig. 102. "\_. 



Yellow-billed Cuckoo 

 (Coccyzus americanus) Xl2. 



Fig. 104. 

 Red-shafted Flicker (Colaptes mexicanus). 



Fig. 105. 

 Western Mockingbird (Mimus polyglottos leucopterus). 



Fig. 103. *---.__^ 



Red-headed Woodpecker (Melanerpes erythrocephalus). 



Fig. 106. 

 Bluebird (Sialia sialis) X 18. 



Lateral View of the Pecten in the Prepared Eyes of Certain Species of Birds. 



