EGGS OF NORTH AMERICAN BIRDS. 69 



1.14 -|- 1.45. Breeds in the Gulf States and Lower Missis- 

 sippi Valley, but only in particular locations, even in this now 

 limited range. It formerly occurred over a much more ex- 

 tended section, but is now evidently becoming exterminated. 

 Eggs, deposited in June, or, possibly, earlier. 



ORDER XIV. — COCCYGES. Cuckoos, etc. 



Eggs, usually elliptical, often bluish or greenish, and fre- 

 quently covered with a chalky incrustation, soft when fresh, 

 but hardening upon exposure 



Family XXXVIII. — CUCULID^. Cuckoos, Anis, etc. 



Eggs, few or many, deposited in nests that are constructed 

 of sticks and that are almost always placed in trees or bushes, 

 seldom, if ever, on the ground. 



383. Ani, Crotophaga ani. (Type, Plate X.) Eggs, 4 to 

 10, elliptical or oval, pale greenish blue, but this color is nearly 

 or quite concealed by a white, calcareous deposit; 1.10 -j- 1.40 

 to 1.15 -|- 1.50. Breeds on the Bahamas, in the West Indies, 

 and Eastern South America ; in the former named locality in 

 April. Nests placed in trees. 



384. Groove-billed Ani, Crotophaga sulcirostris. Eggs, 

 similar in form and color to those of No. 383, but are smaller ; 

 .80 + 1.15 to .90 + 1.25. Breeds in Lower California and 

 valley of the Lower Rio Grande, Texas, south to Northern 

 South America. 



385. Road-runner, Geococcyx calif ornianus. Eggs, 2 to 

 12, rounded oval, bluish green, covered so thickly with a hard 

 calcareous deposit as to conceal this color; 1.20 -|- 1.55 to 1.22 

 -f- 1.60. Breeds in Texas, New Mexico, Southern Colorado, 

 and westward to California, south into Mexico, in April and 

 May, 



386. Mangrove Cuckoo, Coccyzxis minor. Eggs, 2 to 4, 

 indistinguishable from those of No. 387. Breeds throughout 



