Family 22. COURLANS. Aramidæ.

Bill long and slender; head wholly feathered; toes not webbed.

Family 23. RAILS, COOTS, AND GALLINULES. Rallidæ.

Bill variable; toes always long, webbed (lobed) in only one species; wings short and rounded; tail short.

Order IX. Snipes, Sandpipers, Curlews, Plovers, Etc. LIMICOLÆ.

(7 families, 55 species, 4 subspecies.)