134 KALLID^. 



5 inches, eulmcn 0-8, wing 2-2, tail 0-8, tarsus 0-9, middle toe and 

 claw i-2. 



Hah. Laysan Island, North Pacific. 



a. Ad. sk. Lavsan Island. Hon. W.Rothschild [P.]. 



h. Ad. (in spirits). Laysan Island. Hon. W. Rothschild [P.]. 



35. CRECISCUS. ^ 



Cieciscus, Cab. J.f. 0. 1856, p. 428 C. jamaicensis. 



Rufirallus, Bj). C. R. xliii. p. 599 (1856) C. cayennensis. 



Lateriiallus, Bj). C. B. xliii. p. 599 (1856) . . C. melanophseus. 



Donacophilus, Beichen. in Heine Sf Beichen. No- 



mencl. Mm. Hein. p. 320 (1890 ; nom. emend, jtro 



Laterirallus). 

 Erythrolimnas, Heine S( Beichen. Nomencl. Mus. 



Hein. p. 320 (1890; nom. emend, pro Rufirallus). 



Bange. The greater part of the New "NYorld. 



Key to the Species. 



a. Axillaries barred with white, or at least spotted 

 with white*; flanks or under tail-coverts 

 always barred or spotted. 

 a'. Breast slaty grey ; hind neck rufescent or 

 rufous chocolate, contrasting with the head. 

 a". Wings and back profusely spotted or barred 

 with white ; iiauks also conspicuously 

 barred. 

 a'". Smaller: nape grey like the crown; 

 back and wings not profusely barred or 



spotted with white jamaicensis, p. 135. 



b'". Larger : nape brown hke the hind neck 

 and mantle ; back and wings profusely 



barred and spotted wilh white salinazi, p. 136. 



b''. Wings and back with only a few scattered 

 spots of white, these being even absent in 

 some specimens; flanks with scarcply any , y^^^^^^^ 137 



white bars .. \cotur7iiadus,v.\2,7 . 



t. Breast whiti.'ih, rufous or grey on the sides. "^ 



c". Hind neck bright chestnut, contrasting with 



the bluish-grey crown; sides of breast ^^^.^-g „ ^33 



light bluish grey . . . . mgans,'^. 139. 



d . Hind neck brown hke the crown and ' ■^ ' ^ 

 back ; sides of face, sides of neck, and 

 sides of breast rufous, 

 c'". Throat and breast white. 



a*. Forehead and eyebrow rufous cenops, p. 140. 



¥. Forehead and eyebrow brown like the [p. 139. 



back melanoph(Pus, 



d'". Fore neck and breast chestnut albir/ularis, p. 140. 



C spilonottts, when adult, has uniform axillaries and flanks. 



