AVts. 379 



iiieinbraue ; claws loug, bont, aud compressed, the middle one laterally 

 deutated. Hallux loug, restiug on the ground. 



Section I.— Bill longer than the head ; upper mandible nearly straight ; a 

 considerable portion of the tibia naked. 



Adix-a. ciiierea.— The Common Heron. Plate xlii. fig. 4. Described, vol. 

 iii. p. 3^3. 



Adrea garzetta.— The Little Egret. Plate xlii. fig. 6. Described, vol. iii. 

 p. 3J(5. 



Section U. — Bill about the length of the head, greatly compressed ; upper 

 Hiaudible slightly bent. 



Adrea stellaris. — Tiie Cc -union Bittern. Plate xliii. fig. 2. De.scribed, vol. 

 ill. p. 331. 



Genus 13.— ClCO^l A.— Temmiiuk. 



Generic C/iaracter.—Bil\ l<iug, straight, robust, cylindrical, shape of an 

 elongated cone, ridged, rounded, parallel with the head ; under mandible 

 slightly retrousse ; nostrils situated towards the base of the bill, lougitudiu. 

 ally cleft in a groove ; ophthalmic region naked ; legs long ; feet with three 

 toes before, united the length of the first joint ; hallux articulated, parallel 

 with the toes; wings of medium size, third and fourth quills the longest. 



Ciconia urta.— The Common Stork. Plate xliii. fig. 3. Described, vol. iii. 

 p. 310. 



Geiius 14. — AKGALA. — Brown. 



Generic Character. — Bill greatly longer than the head, very strong, coni- 

 cal, and slightly curved from the base, which is as thick as the head, tapering 

 to an obtuse point ; ridge but little elevated; nostrils ovate, situated near 

 the base of the bill ; head and neck divested of feathers ; neck with a long 

 naked fleshy pendulous appendage ; nape covered with down in place of 

 feathers; legs long; tibia wholly naked; feet vvitli three anterior toes 

 united to the first joint by a scalloped membrane; liallux rather long, and 

 restiug on the ground ; wings of medium length, the first quill longest. 



Argala giganlea. — Gigantic Argala, or Adjutant. I'late xliv. fig. 1. De- 

 scribed, vol. iii. p. 3iy. 



Genus lb.— U\ CTEFa A.— Latha/n. 



Generic Character.— iiill very long, thick, smooth, laterally compressed, 

 acute ; upper mandible trigonal, straight ; lower mandible more thickened 

 and retrousse ; nostrils longitudinal, narrow, situated remote from the base 

 of the bill ; legs long, strong; three quarters of the tibia naked; feet with 

 three anterior toes, slightly united at their base by a inembraiie ; hallux si- 

 tuated high on the tarsus, with its point restiug on thegrouud ; wings long, 

 tlie lliird, fourlh, and titlh quills longest. 



.Miicteria Americana. — The American Jabiru. Plate xxxix.** fig. 7. De- 

 scribed vol. iit p. 320. 



Genus 16.— ANASTOMUS.— /ffi^-er. 



Generic Character. — Bill thick, greatly compressed, gaping towards the 

 middle; margin of tlie upper uiaiidible serrated on itb outer half; upper 



