Microscopical Essays. 



537 



g6. Paramecium Oviferum. Fig. 25, Plate XXV. 



Paramecium deprefium, intus bull is ovalibus. Paramecium 

 dcpreffed, with large oval molecules within fide. 



A membranaceous, oval, oblong animalculum, grey, pellucid, 

 having many oval very pellucid corpufcles (a) difperled about the 

 body, and many black grains towards b. 



.97. Paramecium Marginatum. Fig. 243 Plate XXV, 



Paramecium deprefium. grifeum, margine duplici. Parame- 

 cium deprefled, grey, with a double margin. 



This n one of the largeft of this clafs, flat, elliptical, every 

 part filled with molecules, except the lower end (b), where there 

 is a pellucid veficle 5 this animalculum is furrounded by a broad 

 double margin ; when expiring, a bright fpiral interline may be 

 feen. (a), Fig. 24, the apex, (b) the veficle, (c) the fpiral in- 

 terline, 



VIII, KOLP'ODA. 



Vermis inconfpicuus, fimpliciffimus, pellucidus, complanatus, 

 fmuatus. An invifible, very fimple, pellucid, flat, crooked 

 worm. 



98, KM- 



