134 DESCRIPTION OF [Pohjgastrica. 



92. Vibrio lineola. The line Vibrio. — Cluster, a minute 

 cylindrical and slightly flexible wand, rounded at both 

 ends, and made up of bodies somewhat indistinct, but of 

 nearly a globular form, and colourless. Commonly found 

 in vegetable infusions, especially round the stalks of 

 flowers in glasses. Length of wand, from 1- 3600th to 

 1- 12000th. Thickness 1 -36000th. 



93. Vibrio tremulans. The tremulous Vibrio. — Wand 

 short ; stouter, yet more flexible, than the preceding ; arti- 

 culations of an oblong form, but not distinct. Found in 

 water emitting a disagreeable odour. Length of wand, 

 1-3 600th. 



94. Vibrio subtilis. The delicately -formed Vibrio. — 

 Wand slender and elongated ; colourless ; articulations 

 distinct ; motion slightly vibrating, without varying the 

 direct position of the articulations. Length 1 -450th. 

 Thickness l-24000th. 



95. Ni^TRio rugula{Volvox lunula et Vibrio regula,M.) 

 The ivrinkled Vibrio. — Wand elongated, and stouter than the 

 preceding ; articulations distinct, and colourless ; motion 

 brisk and serpentine ; common in infusions. Length 

 l-580th. Thickness l-12000th. 



96. Vibrio prolifer. The prolific Vibrio. — Wand short, 

 stout, and colourless ; articulations distinct. Motion slow 

 and tortuous. Found in infusions where mildew is pre- 

 sent. Length 1-1 100th. 



97. Vibrio bacillas, (M.) The wand-like Vibrio. — 

 Wand stout, elongated and transparent ; articulations 

 sometimes distinct, at others only so when taken from 

 the water and dried ; motion serpentine, but straight 

 when quiescent. Group 59, represents three wand-like 



