LITERATURE OF THE TURBELLARIA 41 



11. Darwin, Ch. Ann. Mag. Nat. Hist. xiv. 1844, p. 241. 



12. Delage, Yves. (Convoluta.) Arch. Zool. Exp. etGen. (2), iv. 1886, p. 109. 



13. Dendy. (Land Planarians.) Trans. Roy. Soc. Victoria, I. pt. 2, 1889, p. 



50 ; 1890, II. pt. 1, p. 65 ; and 1891, II. pt. 2, p. 25 ; also Tr. N.Z. Inst. 

 1894, 1895, and 1896. 



14. Ibid. (Ciliated Pits in Land Planarians.) Proc. Roy. Soc. Victoria, IV. 



(N.S.), 1892, p. 39. 



15. Duges. Ann. Sci. Nat. xv. 1828, p. 139 ; xxi. 1830, p. 72. 



16. Faraday, M. (On the Planariae.) Medical Gazette, ix. p. 723, 1832 ; and 



Edinb. New Philosoph. Journ. xiv: 1833, p. 183. 



17. Francotte. (Excretory System.) Arch. Biol. ii. 1881, p. 636. 



18. Gamble. (British Marine Turbellaria. ) Quart. Journ. Mic. Sci. xxxiv. p. 



433, 1893. 



19. Geddes. (Convoluta.) Proc. Roy. Soc. xxviii. 1879, p. 449. 



20. Giard. (Fecampia.) Comptes Rendus, ciii. 1886, p. 499. 



21. Goette. Untersuch. Entwick. der Wiirmer, 1882. 



22. Graff, v. Monographic d. Turbellarien, i., Rhabdocoelida, 1882. 



23. Ibid. (Enantia.) Mith. Natur. ver. f. Steinmark, 18S9. 



24. Ibid. Die Organisation d. Turbellarien (Acoela), 1892. 



25. Ibid. (Pelagic Polyclads.) Zeit. f. Wiss. Zool. Iv. 1893, p. 189. 



26. Ibid. (Land Planarians.) Verh. Deutsch. Zool. Gesell. 1896, p. 61 ; and 



Boll. Mus. Torino, xii. 1897. 

 26a. Ibid. Monog. d. Turbellarien, ii., Tricladida Terricola, 1899. 



27. Grule. (Dicotyl us and other Planarians from the Baikal Lake.) Arch. f. 



Naturgesch. 38, i. 1872, p. 273. 



28. Habcrlaiidt. (On Chlorophyll Bodies), in v. Graff, No. 24, p. 75. 



29. Hallez. (Development of Planaria.) Travaux. Instit. Lille, ii. 1879. 



30. Ibid. (Schizorhynchus.) Rev. Biol. Nord. d. 1. France, vi. 1893, p. 315. 



31. Ibid. (Classification of Triclads.) Bull. Soc. Zool. France, xvii. 1892, 



p. 106. 



32. Haswell. (Prorhynchus in Underground Waters.) Quart. Journ. Mic. Sc. 



xl. 1898, p. 631. 



33. Hesse. (Eyes.) Zeit. f. Wiss. Zool. Ixii. 1897, p. 527. 



34. IJinM. (Freshwater Triclads.) Zeit. f. Wiss. Zool. xl. 1884, p. 359. 



35. Jensen. Turbell. ad lit. norveg. Occident, Bergen, 1878. 



36. Johnson, J. R. (Observ. on Planaria.) Phil. Trans. 1822, p. 437; and 



1825, p. 247. 



37. Kcfcrstcin. (Leptoplana. ) Abh. k. Gesell. Wiss. Gottingen, xiv. 1868, p. 1. 



38. Keller. (Asexual Reproduction in Rhabdocoela and Tricladida.) Jen. Zeit. 



xxviii. 1894, p. 370. 



39. Kennel, v. (Prorhynchus.) Arb. Zool. Instit. Wurzburg, vi. 1883, p. 69. 



40. Lang, A. (Nervous System of Triclads. ) Mith. Zool. St. Neapel, iii. 1882, 



p. 53. 



41. Ibid. (Gunda segmentata.) Mith. Zool. St. Neapel, iii. 1882, p. 187. 



42. Ibid. Die Polycladen. Naples Monograph, xi. 1884. 



43. Lehnert. (Bionomics of Bipalium.) Arch. f. Naturgesch. 57. 1891, p. 306. 



44. Leuckart, R. (Mesostomum Ehrenbergii. ) Arch. f. Naturgesch. 18 Jahrg. 



Bd. i. 1852, p. 234. 



45. Mertcns. Mem. Imper. Sci. Petersburg (ser. 6). Sci. Math. Phys. et Nat. 



ii. 1833, p. 1. 



46. Moseley. (Stylochus pelagicus.) Quart. Journ. Micr. Sci. xvii. 1887, p. 23. 



