90 * CLASS AVES. 



The species of this division are numerous, and 

 may be subdivided, by the tarsi being feathered or 

 naked, and by the nudity, or otherwise, which is 

 found round the eyes of some of them. 



Mr. Swainson has named the species with feather- 

 ed tarsi, Ptilinopus ; as 



Purple-crowned Pigeon. C. Purpurata. Tern. 

 Col. 34. 



Forehead, purple ; head, neck, and under parts, pale- 

 green ; above, deep-green ; vent, yellow ; quills, 

 black. ' Otaheite. 



There are some, indeed, which have caruncles and 

 other naked parts on the head. 



Col. Auricularis. Tem, 

 Pig. t. 21. 



White ; nostrils, globose ; orbit and neck, naked, 

 blue ; gular caruncles, blood-red ; primaries and tail, 

 black. 



Certain species with a pointed tail may also, if it 

 is desired, be separated from the rest. 



Passenger Pigeon. Lath. Col. Migratoria. Enl. 

 176, Frisch. 142. Tem. 48, 9. 



Body, ash; nape, golden-purphsh-green; wing-coverts, 

 with oval spots ; chest, rufous ; belly, white. Female, 



Purple-breasted Pigeon, Lath. 



Brown Pigeon, Lath. Col. Brunriea, Tem. Col. Oceamca, Lesson, 

 Voy. 41. Col. Fasciata, Say. Col. Zenoida, Gh. Bon. 

 Surinam Turtle, Lath. C. Picturata- 



