CONTENTS 



Fae« 



Order Ghuitokmes: Cranelike birds 1 



Key to the suborders of Gruiformes 3 



Suborder GEtJES 4 



Key to the families of Grues 5 



Family Gruidae 6 



Genus Grus Pallas 6 



Key to the American species and subspecies of Grus 8 



Grus americanus (Linnaeus) 9 



Grus canadensis canadensis (Linnaeus) 14 



Grus canadensis tabida (Peters) 20 



Grus canadensis pratensis Meyer 25 



(xrus canadensis nesiotes Bangs and Zappey 26 



Family Aramidae 27 



Genus Aramus VieiUot 28 



Key to the subspecies of Aramus scolopaceus (Gmelin) 30 



Aramus scolopaceus dolosus Peters 31 



Aramus scolopaceus pidus (Meyer) 32 



Aramus scolopaceus elucus Peters 36 



Suborder RaUi 38 



Family RaUidae 39 



Key to the North and Middle American genera and sub- 

 genera of Rallidae 41 



Genus Rallus Linnaeus 45 



Key to adults of North and Middle American species 



and subspecies of Rallus 47 



Rallus longirostris crepitans Gmelin 51 



Rallus longirostris waynei Brewster 55 



Rallus longirostris scottii Sennett 57 



Rallus longirostris insularum Brooks 59 



Rallus longirostris saturatus Ridgway 60 



Rallus longirostris coryi Maynard 62 



Rallus longirostris caribaeus Ridgway 64 



Rallus longirostris cubanus Chapman 65 



Rallus longirostris leucophaeus Todd 66 



Rallus longirostris vafer Wetmore 67 



Rallus longirostris Umnetis Oberholser 68 



Rallus longirostris manglecola Danf orth 70 



Rallus longirostris pallidus Nelson 71 



Rallus longirostris belizensis Oberholser 72 



Rallus longirostris obsoletus Ridgway 73 



Rallus longirostris levipes Bangs 75 



Rallus longirostris yumanensis Dickey 77 



Rallus longirostris beldingi Ridgway 78 



Rallus longirostris rhizophorae Dickey 79 



