spherobacteria

from The Collaborative International Dictionary of English v.0.48

Spherobacteria \Sphe`ro*bac*te"ri*a\, n. pl.; sing.
   {Spherobacterium}. [NL. See {Sphere}, {and Bacterium}.]
   (Biol.)
   See the Note under {Microbacteria}.
   [1913 Webster]