PLATE XXXIL 



FIG. III. and FIG. IV. 

 PROTEUS TEN AX. 



GENERIC CHAP^ACTER. 

 An invifible, very fimple, pellucid Worm, of a variable form. 



SPECIFIC CHARACTER. 



Running out into a fine point. — Miiller. 



A gelatinous pellucid body, ftored with black molecules ; it changes 

 its form in a regular order, firft extending itfelf out in a ftrait linej 

 the lower part terminating in an acute bright point, without any in-, 

 teflines, and the globules being all colledled in the upper part, it ne:Kt 

 draws the pointed end up towards the middle of the body, fv/elling it 

 into a round form. The contradlion goes on for fome time, after which 

 the lower part is fwelled as in Fig. IV, The point is afterwards projeiled 

 from this ventricofe part. It pafTes through five diff^erent forms before 

 it arrives at that reprefented at Fig. IV. It fcarcely moves from one 

 fpot, only bending about fideways. It is to be found in river wate^j 

 where the Nipda grows, — Adams on the Microfcope, 



PLAT]p 



