Types of Microorganisms
Types of microorganisms. Labels: a, micrococci arranged singly; in twos, diplococci- if all the micrococci at a were grouped together, they would be called staphylococci- and in fours, sarcinae; b, micrococci, in chains streptococci; c and d, bacilli of various kinds, one is represented with flagellum; e, various forms of spirilla; f, spores, either free or in bacilli.
Baker, W. Morrant & Harris, Vincent Dormer Kirkes' Hand-book of Physiology, 13th ed. (Philadelphia: P. Blakiston's Son & Co., 1892) 387