Microscopical Essays. 



5 8i 



205. Trichoda Forceps. 



Trichoda ovalis, antice forcipata, cruribus insequalibus crini- 

 tis. Oval trichoda, with a pair of forceps at the fore-part, with, 

 unequal hairy legs. 



A large animalculum, fomewhat depreffed, of a pellucid yeh 

 low colour, filled with molecules ; in the lower part there is a 

 black opake globule, the fore-part is divided into long lobes, one 

 of thefe in the fhape of a bill, (falciformis) and acute, the other 

 is dilated, and obliquely truncated ; both the apex and the edge 

 of thele are furnilhed with hairs of different lengths ; it can open 

 and (hut thele forceps, and crofs them at pleafure ; by this motion 

 it fucks in the water. It was found in water that was covered; 

 with lemna, about the winter folftice. 



206. Trichoda Forfex. 



Trichoda ventrofa, antice forcipata, poftice papilla duplici 

 inftrufta. Ventrofe trichoda, the fore-part formed into a kind of 

 forceps,, and two fmall protuberances. 



One of the forceps of this animalculum is twice as long as the 

 other, hooked, and ciliated. It was found in river water. 



207. Trichoda Index, 



Trichoda obovata, margine antico fubtus . crinito, alteroque 

 apicis in degitum produ&o, Obovated trichoda, the under part 



of 



