316 



CALIFORNIA ACADEMY OF SCIENCEb. 



In color the eggs are white, with a dense wreath of pale 

 yellowish -brown spots encircling the larger end. In some 

 places, these spots appear to be laid over a pale lavender 

 washing, and in one specimen, these fine, almost indistinct 

 dots extend sparingly over the entire surface. They measure 

 in millimeters 14 x 11 and 15 x 11. 



LIST OF SPECIMENS COLLECTED. 



No. 2371. 

 No. 2456 



-Iris dark brown. 

 -Ovaries small. 



The length of bill from nostril of the males taken by Dr. 

 Palmer, all measure 6.3 mm., and the single female has the 

 bill but 5.5 mm., showing a slight increase in length during 

 the past decade. As this measurement can be so accurately 

 taken, I believe the difference is an actual one. 



32. Turdus aonalaschkae. 



Dwarf Hermit Thrush. — The strange shyness of the 

 straggling avifauna of Guadalupe Island was well exempli- 



