160 Dana on the Classification of Animals 
(7.) In the extremely wide variations as to size and shape 
under the type, and the occurrence of bizarre features.—As, for 
etc. 7 
, being perverted to 
serve for defense or attack; and the nose sometimes for prehem 
canines in the same typical species. ie, 
(10.) In being prematurative in development, the young.amk 
a aati the power of sight and locomotion almost as soo — 
as bor 
ie : 
The abnormal outgrowths from the body or skeleton of Her 
bivores—as of horns on the forehead or nose, of a proboseis by 
an elongation of the nose, of tusks, horn-like in function, by 
an elongation of teeth, of humps of fat as in the Camel—serve 10 
show, and even, if possible, more strikingly than the tendency 
to amplificate structures, that the vegetative force in Herbivores 
is far less under systemic control than in Carnivores. The Car 
nivores may be styled a tight type, the Herbivores remarkably @ 
loose one. Stepping over the line from Carnivores to Herbivore’ 
is passing from a group of marked regularity to one full of ab 
normities, ee 
3.-—The superiority of the urosthenic aquatic Herbivores (Si 
renians) to the Mutilates (Cetaceans) is exhibited in theit— | _ 
(1.) Having the nostrils never Hl blo nor perverted : 
to blowholes, these organs being essentially like those of terme 
trial Mammals. : 
(2.) Never being multiplicate as to the number of pb 
or joints, of the digits. 
3.) 
