Earring & Myers—Rotifer Fauna of Wisconsin — 11. 465 
mata lacinulata) der Furcularia naher, von der sie aber durch den sehr knrzen 
Fuss zu stark abweicht. Am besten wiirde sie unter dem alten Namen Ceph- 
alodella Bory als besondere Gattung abzusondern sein. ’ ’ 
The three species listed below evidently belong to this genus. 
They have not occurred in our collections and all appear to be 
rare; C. crassipes and C. leptodactyla were described from single 
specimens. 
CEFHALODELLA CEASSIPES (Lord) 
Diaschiza crassipes Lord, Trans. Manchester Micr. Soc. (for 1903), 1904, 
p. 78, pi. 3, fig. 3. 
CEFHALODELLA DERBYI (Dixon-Nuttall and Freeman). 
Diaschwa derbyi Dixon-Nuttall and Freeman, Journ. Eoyal Micr. Soc., 
1903, p. 131, pi. 4, fig. 13. 
CEFHALODELLA LEPTODACTYLA (Hauer). 
Furcularia leptodactyla Hauer, Mitt. Bad. Landesver. Naturk., Freiburg i. 
Br., new ser., vol. 1, 1921, p. 183; Arch. Hydrobiol., vol. 13, 1922, p. 693, 
pi. 9, fig. 1. 
CEFHALODELLA CATELLINA (Muller). 
Plate XXVII, figures 3-5. 
Cercaria catellina Muller, Anim. Infus., 1786, p. 130, pi. 20, figs. 12, 13. 
Vorticella larva Muller, Anim. Infus., 1786, p. 286, pi. 40, figs. 1-3. 
Furcocerca catellina Lamarck, Hist. Nat. Anim. sans Vert., vol. 1, 1815, 
p. 448. 
Furcularia larva Lamarck, Hist. Nat. Anim. sans Vert., vol. 2, 1816, p. 37. 
CepJialodella catellina Bory de St. Vincent, Class. Anim. Micr., 1826, p. 43. 
—Harring, Bull. 81 U. S. Nat. Mus., 1913, p. 24.— Kozar, Zool. Anz., 
vol. 44, 1914, p. 416. 
Dicranophorus catellinus Nitzsch, Enc. Wiss. u. Kiinste, sect. 1, vol. 16, 
1827, p. 68. 
Diglena catellina Ehrenberg, Abh. Akad. Wiss. Berlin (for 1829), 1830, 
p. 8; (for 1831), 1832, p. 137, pi. 4, fig. 17; Infusionsthierchen, 1838, 
p. 444, pi. 55, fig. 3.— Bartsch, Jahresh. Ver. Naturk. Wiirttemberg, 
vol. 26, 1870, p. 39.— Daday, Erdelyi Muz.-Egyl. Evkon., new ser., vol. 
2, pp. 198, 217, pi. 9, figs. 1-3.— Eckstein, Zeitschr. Wiss. Zool., vol. 39, 
1883, p. 371, pi. 26, figs. 40, 41.— Hudson and Gosse, Eotifera, 1886, vol. 
2, p. 53, pi. 19, fig. 10.— ^Weber, Arch. Biol., Liege, vol. 8, 1888, p. 46, 
pi. 34, figs. 1-6; Eev. Suisse Zool., vol. 5, 1898, p. 492, pi. 19, figs. 12-14. 
— Wierzejski, Eozpr. Akad. Umiej., Wydz. Mat.-Przyr., Krakow, ser. 2, 
vol. 6, 1893, p. 232.— Kertbsz, Budapest Eotat. Faun., 1894, p. 31.— 
Voigt, Forschungsber. Biol. Stat. Plon, vol. 11, 1904, p. 48.— De Beau¬ 
champ, Arch. Zool. Exper., ser. 4, vol. 10, 1909, p. 280; Bull. Soc. Zool. 
France, vol. 38, 1914, p. 297, fig. 1.— Lucks, Eotatorienfauna Westpreus- 
sens, 1912, p 56.— Sachse, Siisswasserfauna Deutschlands, pt. 14, 1912, 
