THE HUMAN SPECIES. 59 



Etruscans, Gauls, and Romans, till the fall of the 

 "Western Empire ; and the second under still existing 

 governments. Some nations decline the use of horses, 

 others abhor the plough or a sea life. The Gypsies 

 are always tinkers. These predilections must there- 

 fore depend on modifications of the brain. 



That the volume of brain is in relation to the intel- 

 lectual faculties, is clearly proved by Dr. Morton's 

 researches, who, having filled, for this purpose, the 

 cerebral chamber of skulls belonging to numerous 

 specimens of the Caucasian, Mongolian, Malay, Ame- 

 rican, and Ethiopian (Negro) stock, with seeds of 

 white pepper, found the first the most capacious, and 

 the Ethiopian the smallest ; though there may be some 

 doubt whether the Negro crania that served for his 

 experiment, were not, in part at least, derived from 

 slaves of the Southern States of North America, who 

 being descended from mixed African tribes, and much 

 more educated, have larger heads than new Negroes 

 from the coast. We have personally witnessed the 

 issue of military chacos (caps) to the 2d West India 

 Regiment, at the time when all the rank and file were 

 bought out of slave ships, and the sergeants alone 

 being in part white, men of colour, negroes from 

 North America, or born Creoles, and it was observed, 

 that scarcely any fitted the heads of the privates 

 excepting the two smallest sizes ; in many cases 

 robust men, of the standard height, required padding 

 an inch and a half in thickness, to fit their caps ; while 

 those of the non-commissioned officers were ad^sted 



