92 LITERATURE OF THE TREMATODA 



18. Goto. (Diplozoon nipponicum.) Journ. Coll. Sci. Imp. Univ. Japan, iv. 



1891, p. 151. 



19. Ibid. (Ectoparasitic Forms.) Ibid. viii. 1894. 



20. Heckert. (Leucochloridium.) Biblioth. Zool. (hrsg. v. Leuck. and Chun's), 



Heft iv. 1889. 



21. Ijima. Zool. Anzeig. vii. 1884, p. 635. 



22. Katharina. (Gyrodactylus. ) Arb. Zool. Inst. Wurzburg, x. 1895, p. 127. 



23. Kowalemki, M. (Epidermis.) Anzeig. Akad. Krakau, 1895, p. 78. 



24. Lang. (Nervous System.) Mith. Zool. Stat. Neapel. ii. 1881, p. 28. 



25. Lankester. (Epidermis of Leech.) Quart Journ. Mic. Sci. xx. 1880, p. 



303 ; Zool. Anzeiger, iii. 1880, p. 85. 



26. Leuckart. Die Parasiten des Menschen, 1886-94, I. parts 3, 4, 5. 



27. Ibid. (Development of Fluke.) Arch. f. Naturges. 48. 1882, L p. 80. 



28. Linstow, v. Compendium d. Helminthologie, 1878 ; and Appendix, 1889. 



29. Looss. (Anatomy.) Z. W. Z. xli. 1885, p. 390. 



30. Ibid. (Amphistomum.) Lcuckart's Festschrift, 1892, p. 147. 



31. Ibid. (Laurer's Canal.) Centralbl. f. Bakter. u. Parasiten -kunde, xiii. 



1893, p. 808. 



32. Ibid. (Distomum of Frogs, etc. ). Bibliotheca Zoologica (hrsgb. v. Leuck. and 



Chun's), Heft xvi. 1894. 



33. Ibid. (Bilharzia.) Arch. f. mikr. Anat. xlvi. 1895, p. 1. 



34. Metschnikoff. (Gyrodactylus. ) Bull, de 1'Acad. Imp. St. Pe"tersbourg, xiv. 



1870, p. 62. 



35. Monticelli. (Cotylogaster, etc.). Leuckart's Festschrift, 1892, p. 168. 



36. Nickerson. (Stichocotyle. ) Zool. Jahrbuch (Anat.), viii. 1895, p. 447. 



37. Parana and Perugia. (Microcotyle. ) Ann. Mus. Civ. Storia Nat. Geneva, 



xxx. 1890-92, p. 173. 



38. Poirier. (Anatomy of Distomids.) Arch. Zool. Expr. (2), iii. 1885, p. 465. 



39. Schauinsland. (Dev. of D. tereticolle. ) Jen. Zeit. xvi. 1883, p. 465. 



40. Sommer. (Dist. hepaticum.) Z. W. Z. xxxiv. 1880, p. 539. 



41. Stafford. ( Aspidogaster. ) Zool. Jahrbuch (Anat), ix. 1896, p. 477. 



42. Thomas. (L. truncatulus. ) J. Roy. Agricult. Soc. xvii. 1881, p. 1. 



43. Ibid. (Dev. of Fluke.) Quart. Journ. Mic. Sci. xxiii. 1883, p. 99. 



44. Voeltzkow. (Aspidogaster.) Arb. Zool. Inst. Wurzb. viii. 1888, p. 249. 



45. Wagener. (Dev. of D. Cygnoides.) Beit z. Entwick. d. Eingeweidewunner, 



Haarlem, 1857 ; and Z. W. Z. ix. 1858, p. 73. 



46. Ibid. (Gyrodactylus.) Arch. f. Anat. Physiol. 1860, p. 768. 



47. Walters. (Monostomum.) Z. W. Z. Ivi. 1893, p. 189. 



48. Wright and Macallum. (Sphyranura.) Journ. Morph. i. 1887, p. 1. 



49. Zeller. (Polystomum.) Z. W. Z. xxii. 1872, p. 1 ; and xxvii. 1876, p. 238. 



50. Ibid. (Diplozoon.) Z. W. Z. xxii. 1872, p. 168 ; and xlvi. 1888, p. 2S3. 



51. Ziegler. (Cuticle, Bucephalus, etc.). Z. W. Z. xxxix. 1883, p. 537. 



