SYNOPSIS OF THE ROTATORIA. 63 



Cathypna incisa Daday, Math. Term. Ert., vol. 23, 1905, p. 330. 

 Distyla hornemanni (Ehrenberg). 



Euchlanis hornemanni Ehrenberg, Abh. Akad. Wiss. Berlin (for ]833), 1834, 



pp. 206, 220. 

 Distyla hornemanni Hudson and Gosse, Rotifera, Suppl., 1889, p. 42, pi 33 

 fig. 37. 

 Distyla minnesotensis Herrick, Bull. Denison Univ., vol. 1, 1885, p. 53, pi. 10, fig. 8. 

 Distyla striata Gosse, Joum. Royal Micr. Soc, 1887, p. 5, pi. 2, fig. 17. 



LEIODINA Bory de St. Vincent. 



Leiodina Bory de St. Vincent, Class. Anim. Micr., 1826, p. 44=Crumena Nitzach, 

 Enc. Wiss. u. Kiinste, sect. 1, vol. 16, 1827, p. 68. 

 Type (by original designation). — Leiodina crumena (Kuller) = Cercaria crumena Miil- 

 ler; unrecognizable. 



Leiodina crrimena (Mxjller). 



Cercaria crumena Muller, Anim. Infus., 1786, p. 129, pi. 20, figs. 4-6. 

 Furcocerca crumena Lamarck, Hist. Nat. Anim. sans Vert., vol. 1, 1815, p. 447. 

 Leiodina crumena Bory de St. Vincent, Class. Anim. Micr., 1826, p. 44. 

 Crumena crumena Nitzsch, Enc. Wiss. u. Kiinste, sect. 1, vol. 16, 1827, p. 68. 



Type (monotype) of genus Crumena Nitzsch, 1827. 

 Furcularia crumena Blainville, Diet. Sci. Nat., vol. 60, 1830, p. 151. 

 Notommata crumena Ehrenberg, Isis (Oken), vol. 26, 1833, col. 243. 



Genus LEPADELLA Bory de St. Vincent. 



Lepadella Bory de St. Vincent, Class. Anim. Micr., 1826, p. 86. 



Type (by present designation). — Lepadella patella (Muller) =Brachionus patella Mill- 

 lev. 



LEPADELLA ACUMINATA (Ehrenberg). 



Metopidia acuminata Ehrenberg, Abh. Akad. Wiss. Berlin (for 1833), 1834, p. 210. 

 Lepadella acuminata Dujardin, Hist. Nat. Zooph., 1841, p. 633. 



LEPADELLA CRISTATA (Rousselet). 



Colurus cristatus Rousselet, Joum. Royal Micr. Soc, 1893, p. 446, pi. 7, fig. 2. 

 Metopidia cristata Voronkov, Trudy Otd. Ikht. Obshch. Akklim, a^oI. 6, 1907, p. 112, 



pi. 7, figs. 39-42. 

 Metopidia mucronata Daday, Math. Term. Ert., vol. 26, 1908, p. 30; not Lepadella 



mucronata Schmarda. 

 Metopidia semicarinata Lucks, Ber. Westpreuss. Botan.-Zool. Ver., vol. 31, 1909, p. 141. 

 Metopidia semicarinata tripteris Lucks, Ber. Westpreuss. Botan.-Zool. Ver., vol. 31, 



1909, p. 141; not Metopidia triptera (Ehrenberg), 1832. 



LEPADELLA EHRENBERGII (Party). 



Notogonia ehrenbergii Perty, Mitth. Nat. Ges. Bern, 1850, p. 20. Type (monotype) 

 of genus Notogonia Perty, 1850; not Notogonia Costa, 1868, Hymenoptera. 



Metopidia angulata Anderson, Joum. Asiatic Soc. Bengal, vol. 58, 1889, pt. 2, p. 356, 

 pi. 21, fig. 10. 



Metopidia notogonia Ternetz, Rot. Umg. Basels, 1892, pp. 19, 34 = Notogonia ehren- 

 bergii renamed . 



Metopidia e/irert6er-gru Jennings, Bull. Michigan Fish Comm., No. 3, 1894, p. 26. 



LEPADELLA LATUSINUS (Hilgendorf). 



Metopidia solidus latusinus Hilgendorf, Trans. New Zealand Inst., vol. 31, 1899, p. 



131, pi. 11, fig. 15d. 

 Metopidia latusinus Murray, Journ. Royal Micr. Soc, 1911, p. 581, pi. 17, fig. 11. 



