SYNOPSIS OF THE ROTATORIA. 33 



Genus DIARTHRA Daday. 



Diarthra Daday, Math. Term. Ert., vol. 15, 1897, p. 143. 

 Type (monotype). — Diarthra moTWStyla Daday. 



DIARTHRA MONOSTYLA Daday. 

 Diarthra monostyla Daday, Math. Term. Ert., vol. 15, 1897, p. 143, fig. 10. 



Genus DIASCHIZA Gosse. 



Diaschiza Gosse, Hudson and Gosse, Rotifera, 1886, vol. 2, p. 77. 



Type (by designation of Dixon-Nuttall and Freeman, Journ. Royal Micr. Soc, 

 1903, p. 2). — Diaschiza gibba (Ehrenherg) = Furcularia gibba Ehrenberg. 



DIASCHIZA AURICULATA (MUller). 



Vorticella auriculata Muller, Verm. Terr. Fluv., vol. 1, pt. 1, 1773, p. 111. 

 Vorticella lacinulata Muller, Anim. Infus., 1786, p. 292, pi. 42, figs. 1-5= Vorticella 



auriculata renamed. 

 Ecclissa lacinulata Schrank, Fauna Boica, vol. 3, pt. 2, 1803, p. 107. 

 Ecclissa hermanni Schrank, Fauna Boica, vol. 3, pt. 2, 1803, p. 109. 

 Furcularia lacinulata Lamarck, Hist. Nat. Anim. sans Vert., vol. 2, 1816, p. 38. 

 Furcularia lobata Bory de St. Vincent, Enc. Meth., Zooph. (pt. 2), 1827, p. 425= 



Vorticella lacinulata renamed. 

 Notommata lacinulata Ehrenberg, Abh. Akad. Wiss. Berlin, 1830, p. 46. 

 ? Dehinia calopodaria Morren, Ann. Sci. Nat., vol. 21, 1830, p. 139, pi. 3, fig. 4. 

 ? Dehinia minutula Morren, Ann. Sci. Nat., vol. 21, 1830, p. 144, pi. 3, fig. 5. 

 ? Dekinia compta Morren, Ann. Sci. Nat., vol. 21, 1830, p. 146, pi. 3, fig. 7. 

 Plagiognatha lacinulata Dujardin, Hist. Nat. Zooph., 1841, p. 652, pi. 18, fig. 6. 

 Proalcs gibba Gosse, Hudson and Gosse, Rotifera, 1886, vol. 2, p. 37, pi. 18, fig. 8. 

 Notommata ovulum Gosse, Journ. Royal Micr. Soc, 1887, p. 2, pi. 1, fig. 3. 

 Notommata cuneata Thorpe, Journ. Royal Micr. Soc, 1891, p. 305, pi. 7, fig. 5. 

 ? Notostemma makrocephala Bergendal, Acta Univ. Lundensis, vol. 28, 1892, sec. 2, 



No. 4, p. 69, pis. 2, 3, fig. 19. 

 ? Notostemma bicarinata Bergendal, Acta Univ. Lundensis, vol. 28, 1892, sec. 2, 



No. 4, p. 70, pi. 2, fig. 18. Type (by present designation) of genus Notostemma 



Bergendal, 1892. 

 Diaschiza lacinulata Levander, Acta Soc. Fauna Flora Fenn., vol. 12, No. 3, 1894, p. 43. 

 ? Diaschiza taurocephalus Hilgendorf, Trans. New Zealand Inst., vol. 31, 1899, p. 



123, pi. 10, fig. 9. 



DIASCHIZA CRASSIPES Lord. 



Diaschiza crassipes Lord, Trans. Manchester Micr. Soc, 1903, p. 78, pi. 3, fig. 3. 

 DIASCHIZA DERBYI Dixon-Nuttall and Freeman. 



Diaschiza derbyi Dixon-Nuttall and Freeman, Journ. Royal Micr. Soc, 1903, p. 131, 



pi. 4, fig. 13. 



DIASCHIZA EVA (Gosse). 



Furcularia cva Gosse, Journ. Royal Micr. Soc, 1887, p. 864, pi. 14, fig. 9. 

 Furcularia semisetifera Glasscott, Proc Royal Dublin Soc, n. ser., vol. 8, 1893, 



p. 55, pi. 4, fig. 2. 

 Diaschiza era Dixon-Ntjttall and Freeman, Journ. Royal Micr. Soc, 1903, p. 137. 



pi. 3, fig. 8. 



DIASCHIZA EXIGUA Gosse. 



Diaschiza eodgua Gosse, Hudson and Gosse, Rotifera, 1886, vol. 2, p. 78, pi. 22, fig. 13. 

 77478°— Bxill. 81—13 3 



