354 Dr, A. Hall on the Mammals and Birds 



outer vanes of the three or four last; tail olive grey, deepening 

 into brownish black tipped with white ; the lateral tail feathers 

 wholly white, and the white tips of the two adjoining very 

 deep. 



Ventral aspect. Collar, including the chin, white, but across 

 the breast black; all the other parts white. 



1st primary longest, the others graduated ; the longest axillary 

 feathers scarcely longer than the 4th primary ; feet semipalraated 

 — whence its name. Length 7 J- inches ; alar expanse 13 J inches. 



Tail subsquare. 



Genus Vanellus. 



Gen. char. Feet 4-toed ; thumb short with a nail and reticu- 

 lated feet. 



V. helveticus. Black-bellied or Swiss Plover. 



C apricarius of Wilson ! 



Charadius helveticus of Brisson ! 



Vanellus melagonaster of Becstein and Temminck ! 



Tringa helvetica of Linnaeus ! 



JSquatarola helvetica. Baird ! 

 v.s.p. Bill, legs and feet black ; irides deep hazel ; eggs 4, 

 cream colour, spotted and blotched with light brown and purplish 

 brown. 



Dorsal aspect. Frontlet and sides of the crown white ; crown 

 and nape of the neck black with brownish white tips to the fea- 

 thers, giving these parts the latter colour ; dorsal region blackish 

 brown broadly tipped with yellowish white ; smaller wing coverts 

 olive brown tipped with brownish white ; greater wing coverts 

 olive brown tipped with white ; rump feathers white barred with 

 brown ; primaries blackish brown, a broad streak of white cover- 

 ing one-half of the inner vanes ; the middle portion of the shafts 

 white, the white sometimes continued in a streak to the outer 

 vane ; axillary feathers brownish black, edged and tipped with 

 soiled white in a serrated manner on the margins ; the outer 

 vanes themselves having a worn serrated appearance ; tail sub- 

 square ; the lateral feathers wholly white ; all the others white 

 with 8 or 9 bars of brown. 



Ventral aspect. The white border over the auriculars con- 

 tinued down the sides of the neck, terminating broadly under the 

 wings ; cheeks, auriculars, chin, throat, breast and belly, and its 

 sides black ; vent, flanks, and tail coverts white ; feraorals also 

 white ; 1st primary longest. 



