XX SYSTEMATIC ARRANGEMENT OF THE GENERA OF BIRDS 



ORDER PTEROCLETES 

 FAMILY PTEROCLID^ 



94. Syrrhaptes (Sand-^ouse). BUI small, gradually decurved ; nostrils 



bcisal, hidden ; wings long, pointed, first primary largest ; tail 

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

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

 rugose; claws broad and obtuse. Page 211 



ORDER GALLING 



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



FAMILY TETRAONID^ 



95. Tetrad (Black Grouse, Capercaillie). BUI strong ; eyebrows naked, 



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

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

 naU. Page 212 



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



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

 respects like the last. Page 215 



FAMILY PHASIANID^ 



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). BiU 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 



100. CoTURNix (QuaU). Bill slender ; orbits feathered ; wings with the 



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

 tail-coverts. Page 226 



ORDER FULICARIiE 



(RAILS AND COOTS) I 



FAMILY RALLIDiE 

 (Rails) 



101. Crex (Corn-crake). BiU shorter than the head, thick at the base. 



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

 second and third primaries longest. Tail pointed, rectrices narrowi 



Page 228 



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



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

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



103. Rallus (Water-raU). Bill longer than head ; wings modCTate, third 



and fourth quills longest. Page 230 



