MUSEUM OF COMPARATIVE ZuOLOCIY. 121 



Hertwig, Oscar. 



Beitriige zur Kemituiss der Bildung, Bcfnichtuiig uiid Tliciluug des thierischeu 

 lies. Morphol. Jahrb., I. pp. 3i7-43l, PL X.-XIII. 1875. 

 Abstr. Arch. Zool. E-rper. el Gener., V. pp. xxi-xxvi. 1876. 

 (Toxopneustes lividus.) 



Weitere Beitriige zur Kcuutiiiss der Bildung, Befruclitung uud Tlieilmig de:^ 

 thierischeu Eies. Morplwl. Jahrb., III. pp. 271-270; IV. pp. 156-175, 

 177-213, PI. Vl.-Vlll. 1877, 1878. Also Arrh. Zool. E.iper. el Gener., 

 VI. pp. 171-179,^577; YII. ])p. i-vii. 1878. 



(Eientwickelungeu von Asteracanthion.) 

 Nouvelles Contril)utioiis a la Coimaissauce de la Pecoudatioii ct du Fractioime- 

 meut de I'GEuf des Animaux. Traduit par Hermann Fol. Archiv. Zool. 

 E.rper. el Gener., VI. p. 171. 1877. 



(Asteracanthion.) 



Hoffmann, Fr., u. Schwalbe, G. 



Jahresbericlite ueber die Fortschrittc der Auatomie u. Physiologie. 1872-- 



1880. 



(Entwickelungsgeschichte.) 



Huxley, Tbomas H. See (p. 128) Muller, Johannes. 



Report upon the Researches of Mulleli into the Anatomy and Development 

 of the Echinoderms. Ann. Mug. Nat. Hist. [2], VIII. pp. 1- 19, 1 pi. 1851. 

 See Medical Times and Gazette for 1856 and 1857. 

 A Manual of the Anatomy of Invertebratcd Animals, London, i577 ; 

 and a German translation, by Dr. J. W. Spengel. 



(Chapter IX. p. 543, "The Echinodermata," treats of the development of each 

 order. No original figs. See also The Elements of Comparative Anatomy, p. 42. 

 London, 1864. ) 



Keferstein, W. 



Bericlite ueber die Fortschritte in der Generationslehrc in den Jalireu 1858- 

 1867. Aus Henle u. Pfeiffer, Archio.f. Rationelle Medicin. 



Kolliker, A. See (p. 118) Gegenbaur. 



Koran, J., and Banielssen, D. C. 



Zoologiske Bidrag. Bemacrkninger til Bipiiniaria asterigera. Ni/t. Mag. 

 Naturv. Christiania, V. pp. 253-272. 18Ii8. 



Observations sur \?i,Bipinnaria asterigera. Ann. Sei. Nat., [3], VII. pp. 347- 

 352. PL VII. fig. 7-9. 1847. Also My. 1818, pp. 205-208. figs. 

 Transl. from N>/t. Mag.f. Nat., p. 264. Christiania, 18^. 



Observations sur leDeveloppement des Holothui'ics. In S.vrs, M., Koren, J., 

 Danielssen, D.C. Fauna LittoralisNorvegiae. 2'^^ Livraison. 101pp., 

 12 pi. Bergen, 1856. 



(pp. 46-.54, HolothuHa tremuln, PI. VTI., VIII. figs. 28-32.) 



