ARDEADZ. 355 
sharp, entire. Gonys long, and nearly straight. Feet 
asin Tigrisoma. Anterior scales partly hexagonal, 
and partly transverse. Inner toe shorter than the 
outer. The fissirostral type. 
N. Europza. Selby, ii. pl. 7. violacea. Wil. pl. 65. f. 1. 
leuconotus. Wagler, sp. ? pileata. Pl. Enl. 907. 
33. ( fig. 307. d) 
Cancroma. Linn. Habit of Ardea. Bill short, ex- 
cessively broad, and boat-shaped. ‘The upper man- 
dible folding over the cutting edges of the lower. 
C. cochlearia. Pl. En]. 38. 
PuataeA, Linn. Bill long, depressed, very flat, and 
spoon-shaped, the tip being considerably dilated. 
P. leucorodia. Selby, ii. pl. 10. 
Cicon1a, Brisson. Bill much lengthened, perfectly 
straight, and somewhat conic: the culmen more or 
less depressed in the middle. Nostrils placed ina 
groove which extends to half the length of the bill. 
Head more or less naked. Feet four-toed. The 
middle claw not serrated, or the hind toe elevated. — 
N. B. The subgeneric types require investigation. 
C. alba. Pl. Enl. 366. 
Mycteria, Linn. Size gigantic. Bill strong, long, conic: 
the culmen perfectly straight: the gonys recurved. 
M. Americana. Pl. Enl. 817. Australis. Lath. Syn. pl.138. 
Hzmartorus, Linn. Bill long, very straight, con- 
tracted in the middle as in some of the Ciconie ; 
the tip wedge-shaped. Feet three-toed. The gral- 
latorial type. 
H. ostralegus. Selby, ii. pl. 33. f. 1, 2. 
Scopus, Brisson. Umber. (fig. 307.e) Bill straight, 
broad, much compressed: the tip of the upper man- 
dible abruptly hooked, and of the lower truncated. 
Culmen and gonys carinated. Nostrils linear, closed. 
Wings long. Tail short. Legs moderate. All the 
toes united by a membrane ; the inner shortest. 
S. umbretta. Pl. Enl. 796. 
AA 2 
