Vm BULLETIN 50, TJNITED STATES NATIONAL MUSEUM 



Order Getjepoembs : Cranellte birds — Continued. 

 Suborder Ralli — Continued. 



Family Rallidae — ^^Continued. 



Genus Rallus Linnaeus — Continued. Page 



Ballus longiroslris nayaritensis McLellan 80 



Rallus longirostris tenuirostris Ridgway 81 



Rallus elegans elegans Audubon 83 



Rallus elegans ramsdeni Riley 89 



Rallus limicola limicola Vieillot 90 



Genus Cyanolimnas Barbour and Peters 98 



Cyanolimnas cerverai Barbour and Peters 100 



Genus Pardirallus Bonaparte 100 



Key to the subspecies of Pardirallus maculatus (Boddaert). 102 



Pardirallus maculatus inoptatus (Bangs) 103 



Pardirallus maculatus insoliius (Bangs and Peck) 105 



Genus Amaurolimnas Sharpe 106 



Key to the subspecies of Amaurolimnas concolor (Gosse). 107 



Amaurolimnas concolor concolor (Gosse) 108 



Amaurolimnas concolor guatemalensis (Lawrence) 109 



Genus Aramides Pucheran 110 



Key to the species and subspecies of Aramides 113 



Aramides cajanea mexicana Bangs 115 



Aramides cajanea vanrossemi Dickey 116 



Aramides cajanea albiventris Lawrence 117 



Aramides cajanes pacifica MiUer and Griscom 118 



Aramides cajanea plumbeicollis Zeledon 119 



Aramides cajanea cajanea (MilUer) 120 



Aramides cajanea latens Bangs and Penard 123 



Aramides axillaris Lawrence 124 



Genus Crex Bechstein 126 



Crex crex (Linnaeus) 128 



Genus Porzana Vieillot 132 



Key to North and Middle American forms of Porzana 136 



Porzana Carolina (Linnaeus) 137 



Porzana flaviventer gossii (Bonaparte) 145 



Porzana flaviventer hendersoni (Bartsch) 147 



Porzana flaviventer woodi van Rossem 148 



Genus Laterallus Gray 148 



Key to the North and Middle American forms of Later- 

 allus 153 



Laterallus jamaicensis stoddardi (Coale) 153 



Laterallus jamaicensis coturniculus (Ridgway) 157 



Laterallus jamaicensis jamaicensis (Gmelin) 159 



Laterallus spilonotus (Gould) 160 



Laterallus exilis (Temminck) 162 



Laterallus albigularis cinereiceps (Lawrence) 164 



Laterallus albigularis albigularis (Lawrence) 166 



Laterallus ruber tamauUpensis (Nelson) 168 



Laterallus ruber ruber (Sclater and Salvin) 168 



Laterallus ruber ruberrimus (Miller and Griscom) 170 



Genus Coturnicops Gray 170 



Key to the races of Coturnicops noveboracensis (Gmelin). 172 



Coturnicops noveboracensis noveboracensis (Gmelin) 172 



Coturnicops noveboracensis goldmani (Nelson) 179 



