THE CLASSIFICATION OE BIEDS. 277 



Suborder 1. Pygopodes, 

 Onemial process of tibia very large ; posterior processes of 

 ilium almost conceal sacrum dorsally ; spinal feather-tracts not 

 defined on the neck ; a small hind toe ; ambiens present or 

 absent : young able to run or swim in a few hours. 



Suborder 2. Alccf. 

 ■ Cnemial process of tibia not very large ;: sacrum not hidden 

 dorsally by posterior processes of ilium ;. Spinal feather-tract 

 forked on the upper back ; no hind toe ; no ambiens ; a tufted 

 oil-gland ; , caeca to intestine ; nasals schizorhinal ; fontanelles in 

 lateral occipitals : young fed in the nest for many days. 



The order contains five families, two for the first suborder, 

 and three for the second. The first family is formed by the 

 Divers ^, whence it is termed Oolymbidce, and similarly the 

 second faihily is called Podidpidce, from the Grebes ^, which com- 

 pose it. ■ ■ ' " ' 



The third' family ^ZcicZ* consists of the Eazorbills ", Auks, 

 and Puffins \ The fourth family is termed Simorhynchidce 

 (from a genus Simorhynehus from North America, Kamtskatka, 

 and Japan), and the fifth and last, called Uriadce, includes the 

 Guillemots ' ; it also contains the Little Auk '. 



The fifteenth Order Lamellirostres embraces three suborders: — 

 1. Phcenicopteri ; 2. Anseres ; and 3. Palamedece, and about 195 

 species. 



Their characters may be thus set down : — 



Order XV. LAMELLIEOSTEES. 

 Young born covered with down and able to run in a few 

 hours ; palate desmognathous ; maxillo-palatines broad, flat, 

 and medianly united; they may be large and spongy; basi- 

 pterygoid mostly represented by sessile, oval facets placed very 

 far forwards ; toes webbed, or at least united by a fold of skin. 



1 p 20. ^ P. 20. " P. 22. 



* Pp. 23 & 25. = P. 21. « P. 22. 



