40 SIDNEY F. HARMEE. 



17. Harmek, S. F. — "On the Biitisli Species of Crisia," 'Quart. Journ. 



Micr. Soi.,' xxxii, 1891, 134, &c. These ' Studies,' vol. v. 



18. Heckeet, G. a.. — "Unt. lib. d. Entwicklnngs- und Lebensgeschichte d. 



Distomum macrostomum," Leuckart and Chun's ' Bibliotheca Zoolo- 

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19. JuLLiEN, J. — " Observations sur la Cristatella mucedo," 'Mem. See. Zool. 



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20. Kleinbnbeeg, N. — " The Development of the Earthworm, Lumbricus 



trapezoides," ' Q,uart. Journ. Micr. Sci..' xix, 1879, 206. 



21. KoKOTNEFF, A. — " Die Kuospung d. Anchinien," ' Zeits. f. wiss. Zool.,' 



xl, 1884, 50. 



22. KoEOTNEPF, A. — "La Dolchinia mirabilis (nouveau Tunicier)," 'Mitt. 



Zool. Stat. Neapel.,' x. Heft 2, 1891, 187. 



23. Mbtschnikoff, E. — " Vergleichend-embryologische Studien," 'Zeits. f. 



wiss. Zool.,' xxxvii, 1882, 286- 



24. Metschnikoff, E. — " Embryolog. Stud, au Medusen," Wien, 1886. 



25. OsTKOUMOFF, O. — " Zur Entwickelungsgeschiohte der cyclostomen See- 



bryozoen," 'Mitt. a. d. Zool. Stat, zu Neapel, vii, 1887, 177. 



26. Peouho, H. — "Recherches snr la Larvede la Flustrella hispida," 'Arch. 



Zool. Exp. and Gen.,' 2 s6r., viii, 1890, 409. 



27. RuFFEK, M. A. — " Immunity against Microbes," ' Quart. Journ. Micr. 



Sci.,' xxxii, 1891, 99 and 417. 



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29. Salensky, W. — "Beit, zur Embryonalentwicklung der Pyrosomen," 



' Zoolog. Jahrbucher,' ' Abth. f. Anat. u. Ontog.,' iv, 1891, 424. 



30. Salensky, W.— Ibid., continued, 'Zoolog. Jahrb.,' ' Abth. f. Anat. u. 



Ontog.,' V, Heft 1, 1891, 1. 



31. Sedgwick, A. — "The Development of Peripatus capensis," Parti, 



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32. Seeligek, 0. — "Die ungeschlechtl. Vermehrung d. Endoprokten Bryo- 



zoen," 'Zeits. f. wiss. Zool.,' xlix, 1889, 168. 



33. Seeliger, O. — "Bemerkungen zur Knospenentw. d. Bryozoen," ibid., 1, 



1890, 562. 



34. Smitt, F. a. — " Om Hafs-Bryozoernas utveckl. och fettkroppar," ' Ofvers. 



af K. Vet.-Akad. Forhandl.,' 1865, No. 1. 



35. Uljanin, B. — "Die Arten d. Gattung Doliolum, &c,," 'Fauna and 



Flora G. v. Neapel,' x. Monog., 1884. 



36. Waters, A. W. — "Closure of the Cyclostomatous Bryozoa," 'Linn. 



Soc. Journ.,' "Zool.," xvii, 1884, 400. 



