d*. Under wing-coverts and axillaries 

 uniform. 

 «'. Bill shorter, the culmen not so 

 long as tlie inner toe. 

 e^. Plumage striped above ; tail 



pointed, the rectrices narrow. 21. Obex, p. 82. 

 /'. Plumage uniform above ; tail 

 broad, the rectrices widened 

 and decomposed at the [p- 86. 



ends 22. CEnolimnas, 



d^. Bill longer, the culmen equal to [p- 87. 



the inner toe 23. Amaueolimnas, 



f". Tail obsolete, composed of soft and 

 decomposed feathers, which are 

 scarcely distinguishable from the 



upper and under tail-coverts, by [p- 83. 



which they are completely hidden. . 24. Anxjrolimnas, 

 O". Middle toe and claw exceeding the 

 tarsus in length. 

 g'". Secondaries conspicuously shorter 

 than the primaries, falling short 

 of them by quite as much as the 

 inner toe and claw ; sexes different 



in colour 25. Zapornia, p. 89. 



h'" . Secondaries shorter than the pri- 

 maries, falling short of the latter 

 by as much or more than the hind 

 toe and claw, but not as much as 



the inner toe and claw 26. Porzana, p. 92. 



»'". Secondaries practically equal to the 



primaries in length, or falling short 



of them by less than the hind toe 



and claw. 



«*. Tail-feathers soft, decomposed at 



the ends, and entirely hidden by , ^^ Pennula p 114 



.. ^% ''^'':^^^ ■■■k--A 'a "A 28'. Aphanolimnas, 



f^. Tail-feathers soit, decomposed at ' Tt) 115 



the ends, but evident. '-"" 



«'. Nostrils pervious 29. Coretheura, 



f'\ Nostrils closed by a bony septum, [p. 115. 



not pervious 30. Rallicula, 



g^. Tall-feathers ordinary, the ends not [p. 123. 



decomposed. 

 g^. Nostrils not pervious, but having [p. 125. 



a bony septum 31. Thyrohhina, 



h'. Nostrils pervious. 



/. With white secondary quills . 32. Ortygops, p. 126. 

 h^. With no white secondary 

 quills. 

 c'. Toes long, the inner toe 

 (without claw) longer than 

 the culmen. 

 a^. Secondaries and prima- 

 ries practically equal in 

 length; no sign of a 

 frontal shield or swollen 

 base of culmen. 



