19 



Habitat: Kandel (Nov.), Ziegelei Merzhausen (Dec), Altwasser 

 Breisacli (Dec.). 



Üroleptus mohilis Englm. 



Body very large, length 330 — 400 /<, breadth 35 — 40 /<. 



The specimens did not differ from the ty^Dical, excej^t in their being 

 slightly smaller. The species is very rare. 



Habitat: Altwasser Breisach (Dec). 



Ox 11 trick a Ehrbg. 

 Of this genus the single species, Oxijtricha pellionella was found. 



Oxytricha pellionella 0. F. Müll. 

 Body small or of medium size, length 68 — 100 /<, breadth 19 — 24 a. 

 The specimens agreed in every way with the description given of 

 the species. 



Habitat: Altwasser Breisacli (Dec), Hanflocher (Dec). 



Stylonychia Ehrbg. 

 Of this genus the two species, Stylonychia mytilus and Stylonychia 

 pustulata, were found. 



Stylonychia mytilus 0. F. Müll. 



Body large or very large, length 280 — 275 a. 



The specimens were typical and were found in almost every sample 

 that was taken. 



Habitat: Lehen (Oct., Nov.), Hugstettin (Nov.), Hanflocher (Nov.), 

 Hochdorfer (Dec), Deichelweir (Nov.), AValdsee Upper (Nov.), Waldsee 

 Lower (Dec;, Ziegelei Merzhausen (Dec), Altwasser Breisach (Dec), 

 Elsässer Breisach (Dec), Zoological Garden (Oct., Dec, Jan., Febr.), 

 Kandel (Nov., Dec), Brunnen Herdern (Dec). 



Stylonychia pustulata. 

 Body large, length 180—220 .«, breadth 85—110 ,«. 

 The specimens did not differ in any essential point from the type. 

 Habitat: Deichelweir (Nov.), Ziegelei Merzhausen (Dec), Zoolo- 

 gical Garden (Oct., Jan.). 



Eu pio tes Ehrbg. 



Of this genus, two species were found, Euplotes charon and Euplotes 

 patella. 



Euplotes charon 0. F. Müll. 

 Body of medium size, length 80 — 83 ^<, breadth 38—40 ,«. 

 The specimens were typical. The species seems to be generally 

 distributed. 



Habitat: The species was found in every collection made. 



2* 



