volutans

Updated: June 7, 2025

The objects therefore are all equally magnified, and their relative sizes may be seen. The giant of the series is known as Spirillum volutans; and you will see that the representative species given become less and less in size until we reach the smallest of all the definite forms, and known to science as Bacterium termo.

Various - Scientific American Supplement, No. 470, January 3, 1885