Noun
a large group of bacteria having rigid cell walls; motile types have flagella
Source: WordNetHe then divided Eubacteria into two subkingdoms: Negibacteria ( Gram negative bacteria) and Posibacteria ( Gram positive bacteria). Source: Internet
It was also found that the eukaryotes are more closely related to the Archaea than they are to the Eubacteria. Source: Internet