KALLID^. 5 



aP. Plumage variegated. 

 a}". Wiugs and leet very 

 stronirly developed ; 

 the wings as long 

 as the tarsus and [p- 130. 



toes combined 33. Toliolima-as, 



V. Wing feebly deve- 

 loped, not so long 



as the tarsus and [p. 133. 



toes combined .... 34. Poezanula, 

 c'". Wing fully deve- 

 loped, nearly one 

 third longer than 

 the tarsus and toes [p. 134. 



combined 35. Creciscus, 



6". Plumage uniform black. 37. Limnocobax, 

 6'*. Secondaries shorter than [p. 150. 



primaries ; no frontal 



shield 36. LrMNOB^NUs, 



c*. Secondaries shorter than [p. 145. 



primaries ; the culmen 

 slightly swollen at the 

 base, but not forming a [p. 152. 



frontal shield 38. AsiAUHOENis, 



cP. Toes shorter; inner toe 

 (without claw) not ex- 

 ceeding the full length of 

 the culmen. 

 d^. Bill long and slender, 

 nasal gi'oove deep and 



Prolonged anteriorly, the 

 istance between the an- 

 terior edge of the nasal 

 aperture and the an- 

 terior end of the groove 

 itself as great as the 

 distance between the 



posteriorend of the nasal [p. 162. 



aperture and the gape. . 39. RouGEXitrs, 

 e*. Bill stout and deep, nasal 

 groove indistinct and 



broad 40. Neoceex, p. 163. 



d. With frontal shield. 



h'. Toes shoi-t, not exceeding the tarsus in 

 length. 

 h". Nostrils oval, large and pervious, occu- 

 pying the fore part of the nasal groove ; 

 frontal shield not distinctly formed, 

 but an evident dilatation of the culmen 

 at the base. 

 k'". Size large : length 18 inches. Wings 

 feeble ; primaries and secondaries 



equal in length 41. TniBONrx, p.l64. 



/'". Size smaller: nut exceeding 12 

 inches. Primaries exceeding second- 

 aries by as much as length of inner [p. 165. 



toe 42. MiCBOTBIBOXYX, 



