ANATIDA. — CXXXVI. 235 
bill pink ; feet yellow; nostrils basal. L. 27. W.17. T.6. Ts. 3. 
N. Am., common W. of Mts. (E£u.) The American form is 
var. gambeli (Hartlaub), distinguished by longer bill. B. 1% to 2. 
The tame goose, A. anser L., is a European relative. (Lat., white- 
fronted.) 
367. BRANTA Scopoli. (Eng., Brant.) 
a. Forehead black; cheeks and chin white; no white stripes or collar on 
neck. 
720. B. canadensis (L.). WiLp Goosr. Canapa Goose. 
Grayish brown, more or less barred with whitish, paler below ; 
head and neck black ; tail black; upper coverts and crissum white. 
L. 36. W.20. T. 74. B.2. N. Am., abundant, U.S. in winter ; 
the commonest of our geese; runs into varieties W. 
aa. Forehead, cheeks, and chin black; white stripes on neck. 
721. B. bernicla (L.). Brant Goosr. BaRNAcLE Goose. 
Head, neck, front, quills, and tail black; white patch on neck; 
white on rump, crissum, etc; back brownish gray. L. 24. W. 13. 
T. 5. B.14. N. Atl, rarely S. in winter. (Zu.) (Eng. barnacle ; 
these geese once supposed to hatch from barnacles.) 
368. OLOR Wagler. (Lat., Swan.) 
722. O. columbianus (Ord). Wuisttinc Swan. Tail 20 
feathered ; bill with a yellow spot, not longer than head ; nostrils 
median, L.50. W.20. T.8 3B.4. N. Am., mostly coastwise. 
(From Columbia R.) 
723. O. buccinator (Richardson). TrRumPETER Swan. Plum- 
age white, sometimes washed with rusty ; young grayish ; tail (nor- 
mally) 24 feathered; bill black without yellow spot, longer than 
head ; nostrils sub-basal. L.60. W.27. T.9. B.4}. N. Am. 
E. to Ill. (Lat., trumpeter.) 
Orper XXXVI. HERODIONES. (Tue Herons anp 
STorKs.) 
Desmognathous waders, without basipterygoid processes; the 
feet not palmate. Birds mostly, but not always, of large size, with 
compressed bodies, long legs, and a very long S-bent neck of 15 to 
17 vertebre; tibia naked below; toes long and slender, cleft or 
slightly webbed, the hind toe long and usually not elevated, pro- 
vided with a large claw. Wings broad, rounded; tail short. 
Head contracted to the stout base of the bill which is long and 
usually hard and acute, with sharp cutting edges; nostrils small, 
elevated part of head often naked. ltricial. The species live 
about water, feeding on fishes, reptiles, etc., which are speared by 
a thrust of the bill. The leading families are represented in our 
fauna. 
