Microscopical Essays. 



275. Himantopus Acarus. Fig. 27, Plate XXVL 



Himantopus ventrofus, poftice cirratus, antice acuminatus. 

 Ventrofe himantopus, the hinder-part cirrated, the fore- part 

 fharp. 



It is a lively, conical, ventricofe animalculum, full of black 

 molecules, the fore-part bright and tranfparent. The apex is 

 more or lefs attenuated, at the will of the little creature, with 

 rows of long hairs, like To many rays underneath; four locks of 

 hair, or feet, long and crooked, proceed from the belly ; it is 

 continually moving thefe and the other hairs in various direc- 

 tions, it has the fame circular motion in the fame place., It is 

 found, though feldom, where there is lemna. a the apex-, b the 

 ciliated part, c the feet. 



276. Himantopus Ludio. Fig. 26, Plate XXVL 



Himantopus cirrata, fupra crinita, cauda furfum extenfa. 

 Curled himantopus, the upper part hairy, the tail extended up- 

 wards. 



This is a lively and diverting animalculum, fmooth, pellucid, 

 full of little points, the fore-part clubbed, and a little bent, the 

 hind-part narrow, the bafe obliquely truncated, terminating in a 

 tail ftretched out tranfverfely. The top of the head, and the mid- 

 dle of the back b, fumifhed with long vibrating hairs - f from the 



fide 



