<x SYSTEMATIC ARRANGEMENT OF THE GENERA OF BIRDS 



ORDER PTEROCLETES 

 FAMILY PTEROCLID^E 



94. Syrrhaptes (Sand-grouse). Bill small, gradually decurved ; nostrils 

 basal, hidden; -wings long, pointed, first primary largest; tail 

 of sixteen feathers, cuneate, central pair long ; tarsi short, strong ; 

 feathered to toes ; three toes, all in front ; hallux obsolete ; soles 

 rugose ; claws broad and obtuse. Page 2 1 1 



ORDER GALLING 



Bill short and stout ; culmen arched, and overhanging the mandible 



FAMILY TETRAONID^E 



95. Tetrao (Black Grouse, Capercaillie). Bill strong ; eyebrows naked, 



adorned with scarlet papillae ; tarsi feathered, without spurs ; front 

 toes naked, with pectinated margins ; bind toe larger than the 

 nail. Page 212 



96. Lag6pus (Red Grouse, Ptarmigan). Front toes feathered, nearly 



smooth at the margins ; hind toe shorter than the nail ; in other 

 respects like the last. Page 215 



FAMILY PHASIANID.E 

 Nostrils never hidden by feathers ; toes never pectinated. 



97. PhasiAnus (Pheasant). Cheeks naked, adorned with scarlet papillae ; 



tail very long, of eighteen feathers. Page 219 



98. Perdix (Partridge). Bill strong ; orbits naked ; tarsus naked, male 



■with a knob on the tarsus behind ; tail of sixteen feathers, short, 

 bent down. Page 222 



99. Caccabis (Red-legged Partridge). Tail of fourteen feathers; tarsi 



armed with blunt spurs in male. Page 225 



IOO. Coturnix (Quail). Bill slender ; orbits feathered ; wings with the 

 first primary longest ; tail very short ; almost concealed by the 

 tail-coverts. Pag* 226 



ORDER FULICARI^E 



(RAILS AND COOTS) 



FAMILY PALLIDA 



(Rails) 



loz. Crex (Corn-crake). Bill shorter than the head, tbick at tbe base, 

 compressed, pointed ; front toes entirely divided, not margined J 

 second and third primaries longest. Tail pointed, rectrices narrow. 



Page 228 



102. Porzana (Spotted and Little Crakes). Bill shorter than head ; wings 



shorter than in Crex ; second quill longest. ; secondaries shorter 

 than primaries by length of hind toe and claw. Page 229 



103. Rallus (Water-rail). Bill longer than head ; wings moderate, third 



and fourth quills longest. Page 230 



