78 BULLETIN 81^ UNITED STATES NATIONAL MUSEUM. 



NOTOMMATA CAUDATA Collins. 



Notommata caudata Collins, Sci. Goss., 1872, p. 11, fig. 



Copeus caudatus Hudson and Gosse, Rotifera, 1886, vol. 2, p. 33, pi. 16, fig. 5. 



NOTOMMATA CERBERUS (Gosse). 



Copeus Cerberus Gosse, Hudson and Gosse, Rotifera, 1886, vol. 2, p. 34, pi. 16, fig. 3. 

 Notormnata (Copeus) cerberus de Beauchamp, Zool. Anz., vol. 33, 1908, p. 401, figs. 1-3. 



NOTOMMATA COLLARIS Ehrenberg. 



Notommata collaris Ehrenberg, Abh. Akad. Wiss. Berlin (for 1831), 1832, p. 131, 



pi. 4, fig. 11. 



Notommata (Copeus) collaris de Beauchamp, Arch. Zool. Exp., ser. 4, vol. 10, 1909, 



p. 86. 



NOTOMMATA CONTORTA (Stokes). 



Diglena contorta Stokes, Ann. Mag. Nat. Hist., ser. 6, vol. 19, 1897, p. 630, pi. 14, fig. 5. 

 Pleurotrocha contorta Jennings, Amer. Natural., vol. 35, 1901, p. 740. 



NOTOMMATA COPEUS Ehrenberg. 



Notommata copeus Ehrenberg, Abh. Akad. Wiss. Berlin (for 1833), 1834, pp. 186, 213, 

 pi. 9, fig. 2. 



Notommata centrura Ehrenberg, Abh. Akad. Wiss. Berlin (for 1833), 1834, p. 211, 

 pi. 9, fig. 1. 



Copeus notovimata Ehrenberg, Infusionsth., 1838, p. 4iil=Notommata copeus Ehren- 

 berg renamed. Type (by present designation) of genus Copeus Ehrenberg, 1838. 



Copeus ehrenbergii Gosse, Hudson and Gosse, Rotifera, 1886, vol. 2, p. 28. 



Copeus labiatus Gosse, Hudson and Gosse, Rotifera, 1886, vol. 2, p. 28, pi. 16, fig. 1. 



? Copeus americanus Pell, Microscope, vol. 10, 1890, p. 144, fig. 3. 



Copeus copeus Collin, Deutsch-Ost-Afrika, vol. 4, No. 15, 1897, p. 5, fig. 3. 



Copeus ccntrurus Daday, Zoologica, Heft 44, 1905, p. 95. 



Notommata (Copeus) copeus de Beauchamp, Zool. Anz., vol. 33, 1908, p. 400. 



NOTOMMATA CYRTOPUS Gosse. 



Notommata cyrtopus Gosse, Hudson and Gosse, Rotifera, 1886, vol. 2, p. 22, pi. 17, 



fig. 7. 

 ? Notommata distincta Bergendal, Acta Univ. Lundensis, vol. 28, 1892, sect. 2, No. 4, 



p. 61, pis. 3, 4, fig. 23. 



NOTOMMATA GRAVITATA Lie-Pettersen. 



Notovimata gravitata Lie-Pettersen, Bergens Mus. Aarb., 1905, No. 10, p. 29, pi. 2, 



figs. 3-5. 



NOTOMMATA GRONLANDICA Bergendal. 



Notommata gronlandica Bergendal, Acta Univ. Lundensis, vol. 28, 1892, sect. 2, 

 No. 4, p. 56, pis. 2, 3, fig. 21. 



NOTOMMATA HYDROCORA (Ehrenberg). 



Tetrasiphon hydrocora Ehrenberg, Monatsber. Akad. Wiss. Berlin, 1840, p. 219. 



Type (monotype) of genus Tetrasiphon Ehrenberg, 1840. 

 Notommata spicata Hudson, Journ. Royal Micr. Soc, 1885, p. 612, pi. 12, fig. 5. 

 Copeus spicatus Hudson and Gosse, Rotifera, 1886, vol. 2, p. 29, pi. 16, fig. 2; pi, 30, 



fig. 7. 



NOTOMMATA LIMAX Gosse. 



Notommata Umax Gosse, Journ. Royal Micr. Soc, 1887, p. 862, pi. 14, fig. 3. 



