STRUTHIONIDJE. 
34.5 
Ortvx Stevens. BiU short, very high ; the culmen con- 
flerahly elevated and curved: the tip hooked : the 
"thick and ascending. Nostrils large 
rarsus smooth. Lateral toes unequal , hinder toe 
none. Tail moderate. America only. ^ 
o. Borealis. Wil. 47. f. 2. malurus. Sp.x, n. pl- <6. a. 
Cryptubus, 111. Tinnamou. Bill slender, weak, length- 
ened riong as the head. The base of the culmen 
broad and flattened. Nostrils very long ; the aper- 
ture naked. Gonys excessively short. Feet smooth. 
Inner toe shortest. Tropical America. 
Crypturus. Bill slightly depressed. The ai>™ f 
nostrils large, oval, and placed in the middle of the 
bill Tail feathers firm, but concealed and con- 
founded with the upper covers. Hind toe minute, 
not longer than its claw 
C. lepidotus. Zool. Ill- i- P'- 
Bill 
Tad feltherrnon?; the upper covers soft and loose. 
Hinder toe longer than its claw. go P C 316 
pl. » 
Family STRUTHIONID^. Ostrich. 
S„.u,.v.„l.rg.. Wl„g.*ort. Otl.p.nop.ble.t 
Ora linn. B.mri.. Bill Aort, .might i llieb.«(ie- 
pressed : the sides compressed and conic. Feet long, 
^Iked aU the knee. Toes three, ‘hre^d forwards, 
short, with a connecting membrane. Wings mode 
rate : the third quill longest. 
O. tarda. PI. Enl. 24.7. 
Steothio. Ostriches. Wings abortive. Bill much de- 
Struthio, Antiq. True Ostrich. Wings short. Head naked. 
Feet with only two unequal toes, placed in r 
S. camelus. PJ. Enl. 457. 
