18 



Sikholricha secuiida Pertj. 



Body of medium size or large, length 100 — 220//. breadth 20 — 35 //. 



The specimens were typical, but none of them reached the maxi- 

 mum measurements. The largest measured specimen was 192 u in 

 length and 32 ii in breadth. Many of the specimens were found in 

 beautiful mucilaginous sheaths. 



Habitat: Universitätswiese (Nov.), Waldsee Lower (Dec). Zoolo- 

 gical Garden (Jan.). 



SticJwtricha aculeata Wrzesn. 



Body of medium size, length 90 — 100 «, breadth 24 //. 



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

 The species is very rare, only three specimens being found. 



Habitat: Universitätswiese (Nov.). 



Schizosijjhon Sav. Kent. 



Of this genus which was founded by Saville Kent for the SticJw- 

 tricha socialis of Grub er, the representative species Scliixosiphon soci- 

 alis was found. 



8chixosip1ion socialis Gruber. 



Body of medium size or large, length 180 — 210 //. 



The specimens found agreed in every detail with the description 

 given by Grub er. The tube or zoocytium is pendulous, granular in 

 appearance and branches dichotomously. 



Habitat: Universitätswiese (Nov.). 



TJroleptus'FhYh^. emended. Stein. 

 Of this genus the three species, Z^roleptus mi/sculus, Uroleptus 

 piscis and Uroleptus mohilis were found. 



Uroleptus miisculus Ehrbg. 



Body large, length 144—220 «, bieadth 40—52 u. 



Of this species, specimens were found which agreed with the de- 

 scription and figure of Ehrenberg, but specimens were found which 

 could not be placed in this species, and which agreed closely with that 

 figured by Bütschli as Blepharisma musculus and said by him to be 

 synonymous with the Uroleptus musculus of Ehrenberg. The present 

 specimens varied from 144 — 148 n in length and from 35 — 40 /< in 

 breadth. 



Habitat: Kandel (Nov.). 



Uroleptus jnscis Ehrbg. 

 Body very large, length 600—800 /<, breadth 80—110 //. 

 The specimens were typical, and gave an average length of 684 /< 

 and an average breadth of 86 fi. 



