C 347 ] 



Genus LXXXVH. SKIMMER. 



N° i. Black Sk. 



Var, A. 



THE bill in this genus is greatly comprefled, the lower 

 mandible much longer than the tipper. 

 Noftrils linear and pervious. 

 Legs weak j back toe very fmall. 

 Tail forked. 



Rynchops nigra, Lin. Syft. i. p. 228. i. i. 



Le Bec-en-cifeaux, Brif. Qm. vi. p. 223. i. pi. 21. fig. 2. — Buf. Oif. viii. BLACK SK. 



p. 454. pi. 36.— PL Enl. 357. Plate in Fron- 



Coupeur d'Eau, Defer. Surin. ii. p. 291. TisnECE. 



Bec-de-hache, ou Pied rouge, Hijl. de la Louif. ii. p. 117. 

 Avis novaculae facie, the Sea Crow, Rail Syn. p. 194. 5. pi. 1. fig. 5.— 



Petto. Gaz. t. 76. fig. 2. (the bill.) — Ed*v. pi. 281. (the bill.) 

 Cut-water, Catefi. Car. i. pi. 90. — ArSl. Zool. N° 445. 

 Br. Muf. Lev. Muf. 



CIZE of the Black Guillemot : length twenty inches: breadth Description*- 



three feet feven inches. The bill is of a fingular ftructure, 

 the upper mandible being above an inch fhorter than the under, 

 the laft four inches and a half in length ; both mandibles are 

 greatly compreffed on the fides ; the upper fhuts into the under 

 like a razor into its handle, and both of them very (harp on the 

 edges j the bafe of the bill is red, the reft black, and on the 

 fides of the under are feveral furrows : the forehead, chin, and 

 all the under parts, are white : the reft of the head, and the upper 



Y y 2 parts 



