[251] _La Philosophie Zoologique avant Darwin_. Paris, 1884, p. 76. [252] "Lamarckism and Darwinism." Proceedings Boston Society Natural History, xxv., 1890, pp. 42-49. [253] "The Origin of Species without the Aid of Natural Selection," _Natural Science_, Oct., 1894. Also, "The Origin of Plant Structures." [254] "Does Natural Selection play any Part in the Origin of Species among Plants?" _Natural Science_, Sept., 1897. [255] "Essay on the Development Hypothesis," 1852, London _Times_. [256] "A Theoretical Origin of Endogens from Exogens through Self-Adaptation to an Aquatic Habit," _Linnean Society Journal_: Botany, 1892, _l. c._, xxix., pp. 485-528. A case analogous to kinetogenesis in animals is his statement based on mathematical calculations by Mr. Hiern, "that the best form of the margin of floating leaves for resisting the strains due to running water is circular, or at least the several portions of the margin would be circular arcs" (p. 517). [257] "De l'Influence du Milieu sur la Structure anatomique des Végétaux," _Ann. Sci. Nat. Bot._, ser. 6, xii., 1881, p. 167. [258] "Notes on the Regional Distribution of the Cape Flora," _Transactions_ Botanical Society, Edinburgh. 1891, p. 241. [259] _Les Végétaux et les Milieux cosmiques_, Paris, 1898, pp. 292. [260] Proceedings Biological Society of Washington, 1890. [261] "Phylogeny of the Pelecypoda," Memoirs Boston Society Natural History, iv., 1890, pp. 277-400. Also, _American Naturalist_, 1891, xxv., pp. 11-21. [262] "Transformations of Planorbis at Steinheim, with Remarks on the Effects of Gravity upon the Forms of Shells and Animals," Proceedings A. A. A. S., xxix., 1880. [263] _Der Kampf der Theile im Organismus_. Leipzig, 1881. Also _Gesammelte Abhandlungen über Entwickelungsmechanik der Organismen_. Leipzig, 1895. [264] _Die Unwandlung der Arten ein Vorgang functioneller Selbsgestaltung_. Leipzig, 1894. [265] _Gedanken zur Descendenz- und Vererbungstheorie; Biol. Centralblatt_, xiii., 1893, 397-420. [266] _Entwickelungmecanische Studien_, 1892-93. [267] _Experimental Evolution_, 1892; also, "Recherches sur le Nanisme experimental," _Journ. Anat. et Phys._, 1894. [268] "Ueber die organsplastischen Kräfte der Organismen," _Arbeit. nat. Ges._, Petersburg, xvi., 1885; Protok, 79-82. [269] _General Physiology_, 1899. [270] _Experimental Morphology_, 1897-99. 2 vols. [271] "Modifications of Certain Organs which seem to be Illustrations of the Inheritance of Acquired Characters in Mammals and Birds." _Zool. Jahrb. Syst. Abth._, 1890, iv., pp. 629-646; also, _The Lost Link_, by E. Haeckel, with notes, etc., by H. Gadow, 1899. [272] Proceedings Biological Society of Washington, vi., 1892, pp. 13, 19. [273] _Lay Sermons, Addresses, and Reviews_, 1870, p. 323. A BIBLIOGRAPHY OF THE WRITINGS OF J. B. DE LAMARCK[274] 1778-1828 1778