July, 191,3 STUDY OF THE EGGS OF THF3 NORTH AiMERICAN IJMICOLAE 
147 
Fig. 4.5. Nos. 39-41, Killdeer vociferiis) ; erom three different sets, 
OF THREE f;ggs each. No. 42, Mountain Plover {Podasocys montaniis) ; from 
A set OF THREE. No. 43, Wilson Plover {Ochthodromus wHsouiiis)\ from a 
SET OF three. No. 44, Snowy Plover {Aegialiiis nivosa) ; from a set of three. 
No. 45, Golden Plover (Charadrius d. domitiiciis)-, from a set of four. 
Nos. 46 AND 47, Black-necked STii^t(Hima>itopits mexiauius)', from two dif- 
ferent sets, each of four eggs. Slightly less than natural size. 
