Microscopical Essays, 



255. Trichoda Erofa. 



Trichoda orbicularis, antice emarginata, altero latere crinita, 

 poftice fetofa. Orbicular trichoda, the fore-part notched, one 

 fide fet with. hairs, the hinder-part with briftles. 



v 256. Trichoda Roftrata. 



Trichoda deprefTa, mutabilis, flavefcens, ciliis longis fetifque 

 pediformibus. Deprefled trichoda, mutable, yellow, with long 

 ciliated hairs, and feet tapering to a point. 



The body deprefled, both the feet and hairs are within the 

 margin, the feet are four in number, one of them is longer than 

 the reft. The figure of the body is for the raoft part fomewhat 

 triangular, the apex formed into a kind of obtufe beak ; the beak 

 is fometimes drawn in fo that the animal culum then appears alto- 

 gether orbicular. Found in water where duck-weed has been 

 kept. 



257. Trichoda Lagena. 



Trichoda teres, ventricofa, roftro produ&a, poftice fetofa. 

 Round ventricofe trichoda, with a long neck, the lower end fet 

 with briftles. 



258. Tri- 



