In the present investigation, the author studied the distribution of fermentative types according to Kristensen's Scheme, from 813 cultures of Sallmonella typhi, obtained from the States of Bahia, Guanabara, Para, Pernambuco and S. Paulo. 58,05, 41% and 0,86% of the strains were classified in fermentative type I type II an type III respectively. Type IV was not found.