200 TRICHODA. 



Rariflimum & fplendidum animalculum in aqua marlna. 



Fig. 5 — 10. Trich. Mcliteam-, diverfo fitu fub diver- 

 f.i colli dilatatione, au£la maynitudine, ex- 

 hibent. 



a. Colluin dilatabile. b. globus pilifer. 

 c. Cilia corporis. 



221. TRICHODA AMBIGUA. 



Trichoda elongata, cylindrica, utriique extre- 

 Tnitate byalina, pilis agre vilibilibus. Tab.XXVllL 

 Yig. II— 1 6. 



Animalculum cylindraceum , diametro qundruplo vel fcx- 

 tuplrt longius, pellucidumj mol;culis fartlum, utroque tamen 

 apice vacuum. 



Ope microfcopii compofiti extremitas antica hyalina quafi 

 tubulus contraclilis & extenfilis, corporeque angulHor, confpi- 

 citur, ac poilica hyalina quafi appcndix ovata vcl fcaphoidea 

 comprefia circuloquc fxpc ovato notata vidctur ; hxc, dehciente 

 aqua ac motu animalculi vehcmentc intcrmiitente, in longitudi- 

 nem corporis dimidiam in quihusdam extcnditur; feta: quoque 

 brevifljmE corpori appreda: & huc usque inxila.', criguntur ac 

 in confpcftum padim fubeunt; anticse quoque tubulo interduin 

 parallcle porriguntur; in hoc praeterea micant pili fcu ciUa mi- 

 nutilluna hyaUna. 



Alacriter natat corpore porreGo fubflexili. 



Animalcukmi , a Cercaria Podiira If Sctifera ^gre di- 

 verfum, microfcopium fimplex EncbeHdetn, compofitum vero 

 inter Cercariatn, Leucophratn ^f Tricbodmn ambiguam effc 

 jubct. 



la 



