310 D i e s i n g. 



1». Monas cordata PERTY. 



Corpus siiltcordatum, reh'orstiiii atleiiuatuin, liyaliiiuiii. Flagel- 

 lum graeillinuiin, longil^ndiiie corpus plus duplo siipecans. Longit. 

 V95 — V»o"'- 



Moiiits eordata l'crty: Kleinsie Lebensf. 173. Tab. XIV. 20. 



Habit aciihim. Aretiiiopoli in aqua palustri, Jaiiuario, Septem- 

 lu'i, Decembi'i (Perty). 



20. Monas excavata PERTY. 



Corpus subcylindricum vel ovale, hyaliniim. Fhigellum gracilli- 

 miim, longitiidine eorpiis 2 — 21/0 ies siiperans. Lougit. </,g„ — '/loo "• 



Monas exeavata Perty: Kleinste Leiienst'. 173. Tal). XV. 1. 



Habitaciil um. In Helvetia in aqua palustri cum plantis aqua- 

 ticis, Aprili — Decemb. (Perty). 



21. Monas Foliolum PERTY. 



Corpus depressum laucenlatum. byalinum. FIngeUiim (Mu-pore 

 longius. Longit. V,oo"'- 



Monas Foliolum Perty: Kleinste Lebensf. 172. Tab. XV. G. 



Habita cul um. In Helvetia, Septembri (Perty). 



22. Monas irregularis PERTY. 



Corpus subglobosum, superficie inaequali. FlagcUum corpore 

 plus duplo longius. Longit. 1/0,5 — '/los "• 



Monas irregularis Perty: Kleinste Lebensf. 173. Tab. XIV. 23. 



Habitaculum. Arctinopoü iu aqua palustri et aqua domi 

 servata, Octobri — Decemb. (Perty). 



23. Monas Pllpatoruni PERTY. 



Corpus subovale, antrorsimn atteuualiim, byaliniun. Flagellum 

 corpori aequilongum vel dimidio longius. Longit. ad Vn..,/' • 



Monas Pileatorum Pcrly : Kleinste Lebensf. 173. Tab. XV. 7. A. B. a- i. 



Habitaculum. In fungis pileatis putridis prope Aretinopolin, 

 Septembri (Perty). 



