Microscopical Essays. 



68. Vibrio Gordius. 



Vibrio aequalis, caudse apice tuberculato. Vibrio of an equal 

 fize throughout, the tail terminated by a little tubercle. 



A round animalculum ; the fore-part for about one-fix th 

 of the whole length is tranfparent, and furniflied with a Iky- 

 coloured alimentary tube ; the lower part is bright and pointed, 

 the middle full of fmall globules ; a fmall knob terminates the 

 tail. Found in an infulion made with fait water. 



\ 



6g, Vibrio Serpentulus, 



Vibrio sequalis utrinque fubaeuminatus. This vibrio is of aa 

 equal fize, rather pointed at both ends. 



It is very fimilar to the vibrio angutllula, differing principally 

 in the fhape of the ends, which in this are pointed. It does not 

 adhere to objecls by the pointed tail • it is furniflied with a long, 

 row of the moll minute points. 



It's motion is Terpentine, fometimes to be met with perfectly 

 ftrait and flill, and is found in infufions of vegetables after fome 

 weeks Handing ; it is of a whitifh colour, the whole body is fre~ 

 quently convol uted, and drawn into different figures. 



jo. Vibrio 



