268 Dl'- J- Dewitz: 



a) Lobes without knobs. 

 With [ Not separated by f Two processes on dorsal lobe F. Hodii. 



31arges niinute ones l No processes trifoliiim. 



lobes I Separated by two miniite ones ambigua. 



^.^ ( Lobes broad, de j Pedmicle short .... campaiiulata. 

 , . ' pressions distinct) Peduncle very long . . . longicaudata. 

 I Lobes round and small, depressions indistinct . Cyclops. 



b) Lobes knobbed. 



,,,.,^ (Lobes triangulär (flexible process on dorsal 



With j ^ } lobes F. comuta. 



5 lobes \ I No process ornata. 



' Lobes linear coronetta. 



"With 7 lobes regalis. 



and perhaps F. proboscidea. 

 Ausserdem finden die Leidyschen Rotatorien Acyclus inquietus 

 und Dectyophora eine Erörterung. Hudson spricht sich für die 

 Verwandtschaft mit Floscularia aus. 



8 b. Derselbe^ On Asplanchna Ebbesbornii n. sp. 

 Journ. of the Royal Microsc. Society. Ser. IL Vol. III. 

 pag. 621—628. Tab. X and XI, 1883. 



Der Verfasser beschreibt Weibchen und Männchen 

 von A. Ebheshornii. Er schildert bei ersteren die Er- 

 nährimgsorgane, das Nerven- und Reproductionssystem. 

 Bei dem Männchen die Fortpflanzungsorgane, das Vas- 

 cularsystem und die Muskeln. Fundort: Ebbesborne 

 Wake; „in a duck-pond". 



Die bekannten Arten von Asplanchna werden in folgender 

 Weise gruppirt: 



„ 1) With serrated jaws, round ovary, small spherical contractile 

 vesicle, vibratile tags in a Cluster on a twisted thread. A. priodonta." 



„ 2) With branched jaws, horse shoe = shaped ovary, large- 

 lübed contractile vesicle, vibratile tags in a row on a long straight 

 thread." 



. T3, , ... . . { Male humpless . . . A. Brightwelli. 



a) Female without humps { -^ , .,/ , c^■^.^:^^^ 



\ Male with humps . . Siboldii. 



b) Female with humps . Male with humps . . Ebbisbornii 



8 c. Derselbe, An attempt to re-classify the Rotifers. 

 Quart. Journ. Microsc. Scienc. Vol. 24. pag. 335 — 356. 

 London 1884. 



