XXXIV CONTENTS OF VOL. IE 
Page 
Gape wide. 
Fissirostres. : ; : 237 
Gape moderate. 
Bill with a terminal notch. ‘ . 239, 
Bill destitute of a terminal notch. 3 : 242 
2, First and second toes adhering nearly to their ex- 
tremity. é f : 247 
{I. Two toes only directed revere 
A. Toes equally divided, two before, and two behind. 248 
B. Two toes before, and one behind. ; : 250: 
WabdERs. 
Wings developed. Glariola. Piatalea. Cultrirostres. 
Pressirostres, : ; : sil. TeoO. 
Wings imperfect. Casoaris. Struthio. : ay 2b7 
il. Palmipedes. 
AQUATIC BIRDS. 
I. Hind toe united with the fore toes. 
Base of the bill naked. Onocratulus. Sula. é 258 
Base of the bill feathered. Pheton. . 3 ~- 259 
II. Hind toe separate. 
Margin of the mandibles with teeth. Anas. Mergus, 259 
Margin of the bill destitute of teeth. Aptenodytes. 
Alca- Colymbus. Procellaria. Diomedia. Larus 
Sterna. : .- . : 261 
Method of Preserving Birds, ipa 0268: 
Il. With Cold Blood. 
REPTILES. 
General Description. . 266 
HEART WITH TWO AURICLEs. 
1. Body furnished with feet. 
