On account of this developmental change, he doubted if the cholera organism should be ranked with bacilli; it is rather a transitional form between the bacillus and the spirillum.    From Wordnik.com.  [Scientific American Supplement, No. 458, October 11, 1884] Reference

But a resting state of the comma bacilli has never been met with -- a very exceptional thing in the case of bacilli, and another reason why the organism must be regarded rather as a spirillum than a bacillus, for the spirilla require only a fluid medium, and do not, like the anthrax bacilli, thrive in a dry state.    From Wordnik.com.  [Scientific American Supplement, No. 458, October 11, 1884] Reference

"In some way," he replied quickly, "they have become infected by the bite of an African tick which carries spirillum fever.".    From Wordnik.com.  [The Romance of Elaine Sequel to "Exploits of Elaine"] Reference

Then, with his assistant, he put on his white robes, mask, gloves and other precautions for asepsis, setting out the apparatus for the intravenous administration of the drug that would kill the spirillum.    From Wordnik.com.  [The Romance of Elaine Sequel to "Exploits of Elaine"] Reference

There can be no question that he saw them, for we can recognize in his descriptions of these various forms of little ` ` animals '' the four principal forms of microbes -- the long and short rods of bacilli and bacteria, the spheres of micrococci, and the corkscrew spirillum.    From Wordnik.com.  [A History of Science: in Five Volumes. Volume II: The Beginnings of Modern Science] Reference

"It is the spirillum Obermeieri," said Kennedy, "the germ of the relapsing fever, but of the most virulent Asiatic strain.    From Wordnik.com.  [The Poisoned Pen] Reference

It will mean getting started every morning at three o'clock, marching until ten, then sweating under mosquito bars during the heat of the day, with spirillum ticks, sleeping-sickness flies, and all sorts of pests to bother one; then long days on the Nile, with nothing to see but papyrus reeds on each side. ".    From Wordnik.com.  [In Africa Hunting Adventures in the Big Game Country] Reference

‐, 
 spirillum 
.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

"The spirillum!" he muttered.    From Wordnik.com.  [The Romance of Elaine Sequel to "Exploits of Elaine"] Reference

Then there is dysentery, sleeping sickness, intestinal parasites, bylharsia, spirillum fever.    From Wordnik.com.  [Africa South of the Sahara] Reference