314 bulletin: museum of comparative zoology. 



Verrill, A. E. 



'92. The marine Nemerteans of New England and adjacent waters. 

 Trans. Conn, acad., 8, p. 382-456, pi. 38-39. 



Wilson, C. B. 



'98. Activities of mesenchyme in certain larvae. Zool. bull., 2, p. 15- 

 28. 



Wilson, C. B. 



:00. The habits and early development of Cerebratulus lacteus (Verrill). 

 A contribution to physiological morphology. Quart, journ. micros, 

 sci., 43, p. 97-198, pi. 9-11. 



Wilson, E. B. 



:03. Experiments in cleavage and localization in the nemertine egg. 

 Arch. f. entwick. org., 16, p. 411-460. 



Woodworth, W. McM. 



'99. Preliminary account of Planktonemertes agassizii, a new» pelagic 

 Nemertean. Bull. mus. comp. zool., 35, p. 1-4, 1 pi. 



Ebrata. 



Page 34, line 12: for " Pelagonemertes " read " Pelagonemer- 

 teans." 



Page 34, line 14: after " Carcinonemertes " insert "and Bail- 



CONEMERTES." 



Page 57, line 29: for ^'■Cerebratulus nebulosus'''' read '■' Micrxira 

 nebulosa.'''' 



