based on the principle of Cephalization—Herbivores. 165 
minant is built, : ) 
Pes nie elongate head, on the type of a Grallatorial or Wading 
ir 
This amplification or circumferential extension of the head 
appears in many species to be concurrent with that in the limbs, 
as if the two were of like dynamical origin, or had a dependent 
genetic relation in the structure. pe Re. 
song-amplification in the head is still farther exhibited in the 
typical Ruminants through an outgrowth of horns on the fore- 
his is a frontal elongation, bony in its nature (or having 
& bony core at least , and peculiar to these long-amplificate spe- 
cies. In other words, those species in which the bones of the 
a — long have generally long growths of horn from the 
4 - . . . 
_ 9. Subdivisions.in the classification of Herbivores.—The distine- 
tions which have been mentioned on the p ing pages point 
‘to the same general arrangement of the terrestrial Herbivores, 
Aw. Jour. Sc1.—geconp Serres, Vou. XXXVI, No. 110.—Manrcu, 1864, 
22 
