356 



EMBRYOLOGY 



XXI. Vejdovskt, F. Zur Entwicklungsgeschichte der Nephridial- 

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XXIII. Whitiiax, C. 0. A Sketch of the Structure and Development 



of the Eye of Clepsine. Zool. Jahrb., Ahüt. f. Anat. v. 

 Ontog. Bd. vi. 1893. 



XXIV. Wilson, E. B, The Embryology of the Earthworm. Jonr. 



Morph. Vol. iii. 1889. 

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XXVII. Wilson, E. B. The Cell Lineage of Nereis. Jour. Morph. 



Vol. vi. 1892. 



XXVIII. WiSTiNGHAUSEN, C. v. Untersuchungen über die Entwick- 



lung von Nereis Dumerilii. Mitth. zool. Station. Neapel. 

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