RECHERCHES SUR LES ROTIFÈRES 86 



Hydatina senta (O.-F. Miiller) Ehrenberg = Vorticella senta. 

 Mûller 1773, 1786, Hydatina senta Ehrenberg 1830, 1838, 

 Enteroplea hydatina Hemprich et Ehrenberg 1828 et 1831 

 (cf), H. monops Hilgendorf 1898. 



Lacinularia sociaUs (Linné) Schweigger = Hydra socialis 

 Linné 1758, Vorticella flosculosa Miiller 1773, 1786, Laci- 

 nularia socialis Schweigger 1820, Ehrenberg 1838, Megalo- 

 trocha socialis Gosse 1862. 



Limnias ceratophylli Schrank 1803, Ehrenberg 1838 = Meli- 

 certa biloba Ehrenberg 1831, 31. ceratophylli Gosse 1862, L. 

 socialis Leidy 1874. 



* Megalotrocha alboflavica7is Ehrenberg IS3S = Lacinularia albo- 

 flavicans Cubitt 1872. 



* Melicerta conifera Hudson 1886. 



* Melicerta Janus Hudson 1886. 



* Melicerta naïas (Ehrenberg) Hudson = Tubicolaria naîas 



Ehrenberg 1838, Leydig 1854, Melicerta tyro Hudson 1875, 

 M. tubicolaria Hudson 1886, Hlava 1904. 



* Melicerta pedoncidata Joliet 1883. 



3Ielicerta ringens (Linné) Schrank = S erpula ringens hinné 1758, 

 Sabella ringens Linné 1767, Melicerta ringens, SchiSbuk 1803. 



Metopidia lepadella Ehrenberg 1831, 1838 = ? Lepadella pa- 

 tella Bory de Saint-Vincent 1824, Dujardin 1841, ? Squa- 

 mella bractea Ehrenberg 1838, Gosse 1886, France 1895. 



Metopidia solidus Gosse 1851. 



Metopidia triptera (Ehrenberg) Ehrenberg = Lepadella trip- 

 tera Ehrenberg 1830, if. triptera, Ehrenberg 1831, 1838. 



Microcodon clavus Ehrenberg 1830, 1838. 



* Microdina paradoxa Murray 1905, 1906. 

 Monommatalongiseta (O.-F. Miiller) Bartsch= Vorticella longiseta 



MuRer 1786, Notommatalongiseta Ehrenberg 1830,1838, iV^oto?n- 

 mata ceg-wa^ts Ehrenberg 1830, 1838 (var.), MonommataHongi- 

 seta Bartsch 1870, Stenroos 1898, M. grandis Tessin 1886 (var.). 

 Monostyla bulla Gosse 1851, Jennings 1900 = J/. lunaris, 

 Eckstein 1883, Weber 1898, M. bipes Stokes 1896, 



