,320 Synopsis of the Birds 



256. Tringa tsj.andica, L. Bill hardly longer than the head, 

 straight; rump while, varied with black ; tail perfectly even. 



Summer plumage bla< k varied with rusty, beneath rusty : 

 winter, light a>h, beneath white. 



Young, dark ash, varied with black and white, beneath 

 white. 



Red-bnasted Sandpiper, Tringa mfa, Wils. Am. On. vii. 

 p. 43. pi. 57. Jig. 5. summer dress ; and ash-culored Sand- 

 piper, Tringa cinerea, Wils. Jim. Orn. vii. p. 36. pi. 57. Jig. 2. 

 winter dress. 



Inhabits both continents : common during spring and 

 autumn in the middle states. 



SUBGENUS III. CALWRIS. 



Tringa, Charadrivs, Gm. C/iaradrius, Lath. Arenaria, 

 Briss. Cuv. Vieill. Caliitris, 111. Temm. Ranz. 



Feet 3-toed ; toes cleft from the base ; no rudiment of 

 hind toe. 



Keeping almost exclusively on sandy beaches ; closely 

 following the flux and reflux of the surf, to pick up the small 

 animals left on the -and. 



Cosmopolite. Formed of but a single species, which can- 

 not be separated from the Tringa? in a natural arrangement, 

 though authors, taking no other characters in consideration, 

 but the want of hind toe, place it artificially even in a 

 distinct Family or Order ! 



257. Tringa arenaria, L. Bill shorter than the head, 

 straight ; rump ash ; middle tail feathers longest. 



Summer plumage varied with black, white and rufous, 

 beneath white : winter, light ash, sices of the head, and all 

 beneath white. 



Ruddy Plover, Charadrius rubidus, Wils. Am. Orn. vii. 

 p. \%$.pl. 63. jig. 3. summer dress. Sanderling Plover, Chara- 



