DISEASES PECULIAR TO MAN. 207 



various tribes in South America ; as the Chaymas, Caribs, 

 Musycas, and Peruvian Indians *. 



WiNTERBOTTOM f says that he never saw, nor heard of, 

 a case of hare-lip among the native Africans. But he adds, 

 that Atkins mentions a case seen by himself. 



The comparison of diseases is difficult ; since the study 

 of nosology in brutes must be exposed, by its very nature, 

 to very serious obstacles. The diseases in the following 

 list, derived from Blumenbach, may be considered in all 

 probability as peculiar to man. 



Nearly all the exanthemata ; at least variola J, morbilli, 

 scarlatina, miliari, petechise, pestis. 



Of the hemorrhagies, epistaxis ; — hemorrhoides, menor- 

 rhagia. 



Nervous affections. — Hypochondriasis ; hysteria ; mental 

 affections properly so called, as mania, melancholia, nos- 

 talgia ; probably also satyriasis and nympho-mania. Cre- 

 tinismus. 



Cachexias — Rachitis ; scrofula § ; lues venerea. Poda- 

 gra, lepra, and elephantiasis. 



Local diseases. — AmenorrhcEa ; cancer ; chlorosis ; 

 hernia congenita : The various kinds of prolapsus, par- 

 ticularly that congenital one of the urinary bladder; Herpes ; 

 tinea capitis. 



The two kinds of lice that infest our species have not 

 been found on any other animal. Whether the human 

 intestinal worms are all distinct species, peculiar to man, 1 

 do not know. 



I recapitulate tlie character of man, discussed in the 

 six preceding chapters, that the proofs of his constituting 



* Personat Narrative, \u. 233. 



+ Account of the Native Africans, ii. 224. 



X A monkey at Amsterdam contracted a local ulcer from the contagion 

 of small-pox, but had no fever. Rlumenbach, De G.II. Far. Nat. p. 59. 



§ Monkeys perish in these climates, of affections very much resembling 

 scrophula. The lymphatic glands, lungs, and other visccni, are diseased; 

 usually tuberculated ; and the bones are often affected. 



