22 COMPARATIVE ANATOMY CHAP. 



answers to the repeated division of the egg-cell, described in the 

 Metazoa as furrowing or segmentation. 



In the colonial Infusoria also the copulation of larger with smaller 

 individuals has been observed (Fig. 16, p. 10, c). 



Review of the most important Literature. 

 General works on Zoology, Comparative Anatomy, Ontogeny, etc. 



G. Cuvier. Lemons d'anatomic comparee, pulililcs par Dumeril et Duvernoy. 5 vols. 



Paris, 1799-1805. Id. Second edition, 8 vols. Paris, 1835-46. 

 J. F. Meckel. System der vergleichcnden Anatomic. 6 Bande. Halle, 1821-1833. 

 C. E. von Bar. Ucber EntwicJeelungsgcschichte der Thierc. 2 Bande. Konigsberg, 



1828 bis 1837. 



J.:Muller. Handbuch der Physiologic dcs Menschen. 2 Bde. 4 Anfl. Coblenz, 1844. 

 R. Leuckart. Ucbcr die Morphologic und die Venvandtschaftsverhaltnissc <!< r 



wirbellosen Thierc. Braunschweig, 1848. 

 v. Siebold and Stannius. Handbuch der Zootmnic. Berlin, 1854. (Vertebrates 



incomplete. ) 

 F. Leydig. Vom Bauc dcs thierischen Korpers. I. Band. 1. Halfte. Tiibiugeu, 



1864. (With atlas.) 

 The same. Lehrbuch der Histologie dcs Menschen und der Thiere. Frankfurt, 



1857. 

 C. Vogt. Zoolorjische Brief c. 2 Bande. 1859. 



E. Haeckel. Gencrclle Morphologic der Organismcn. 2 Bde. Berlin, 1866. 

 The same. Naturlichc Schopfungsgcschichtc. New edition, 1890. 



The same. Anthropogenic. Leipzig, 1876. 



T. H. Huxley. A Manual of the Anatomy of Invertebrated Animals. 1877. 



The same. A Manual of the Anatomy of Vertebrated Animals. 1871. 



C. Gegenbaur. Grundziige der vergleichcnden Anatomic. Leipzig, 1870. 



The same. Grundriss der vergleichenden Anatomic. Leipzig, 1878. Translated by 



F. J. Bell, revised by E. Ray Lankester, as Elements of Comparative Anatomy. 



London, 1878. 



F. M. Balfour. Comparative, Embryology. 2 vols. London, 1880-81. 



C. Claus. Lehrbuch der Zoologie. 3 Auflage. Marburg u. Leipzig, -1885. 



H. Ludwig. /. Lcunis Synopsis der Thicrkundc. 2 Bande. Hannover, 1883-1886. 



C. Vogt u. E. Jung. Lehrbuch der praktischen vergleichenden Anatomic. I. Band. 



1888. 



V. Carus. Gcschichtc der Zoologie. Miinchen, 1872. 

 Ch. Darwin's Works. 

 Milne-Edwards. Lemons sur la physiologic ct I 'anatomic comparee dc I'hommc et dcs 



animaux. 

 Bronn's Klassen und Ordnungen des Thierreichs, etc. etc. 



Protozoa. 



E. Haeckel. Studicn iiber Monercn und andere Protisten. Leipzig, 1870. 



The same. Die Radiolarien. Eine Monographic. Bd. I. II. u. III. Berlin, 1862, 



1887, 1888. 

 The same. EejMrt on the Radiolaria collected by H. M.S. "Challenger." London, 



1887. 

 M. Schulze. Ueber den Organismus der Polythalamien. Leipzig, 1854. 



