258 PODICEPS CRISTATUS. 



l)ulars, white ; all the lower parts pure silky white, including 

 the lower wing-coverts, but not the feathers on the upper 

 part of the sides under the wings, which are greyish-black 

 toward the end. The oesophagus twelve inches long, nine- 

 twelfths wide at the top, narrowed to five-twelfths, and in 

 the thorax widened to one inch ; the stomach an inch and 

 five-twelfths in breadth. 



Length to end of tail 20f inches ; extent of wings 32 ; 

 wing from flexure 7^; bill along the ridge l-j^, along the 

 edge of lower mandible 2^ ; tarsus 2^ ; first toe -^ ; its claw 

 -^j ; second toe 2, its claw -^ ; third toe 2j, its claw -j^ ; 

 fourth toe 2^, its claw -^. 



