MUSEUM OF COMPARATIVE ZOOLOGY. 



15 



Publications. August 1, 1908-July 31, 1909. 

 Contributions from the Zoological Laboratory. 



196. Esterly, C. O. — The light recipient organs of the copepod, 



Eucalanus elongatus. Bull. M. C. Z., October, 1908, vol. 53, 

 p. 1-56, 6 pis. 



197. Davis, H. S. — Spermatogenesis in Acrididae and Locustidae. 



Bull. M. C. Z., December, 1908, vol. 53, p. 57-158, 9 pis. 

 1.98. Howard, A. D. — The visual cells in vertebrates, chiefly in 

 Necturus maculosus. Journ. morph., December, 1908, vol. 



19, p. 561-631, 5 pis. 



199. Castle, W. E. — in collaboration with H. E. Walter, R. C. 



Mullenix, and S. Cobb. Studies of inheritance in rabbits. 

 Publ. 114 Carnegie inst. Washington, June, 1909, p. 1-70, 

 4 pis. 



Contributions from the Bermuda Biological Station for Research. 



13. Cole, J. F. — Magnetic declination and latitude observations 



in the Bermudas. Terrestrial magnetism & atmospheric 

 electricity, June, [August], 1908, vol. 13, p. 49-56, 1 chart. 



14. Morgulis, S. — The effect of alkaloids on the early develop- 



ment of Toxopneustes variegatus. Proc. Amer. acad. arts 

 & sci., November, 1908, vol. 44, p. 131-146. 



15. Morgulis, S. — Regeneration in the brittle star, Ophiocoma 



pumila, with reference to the influence of the nervous system. 

 Proc. Amer. acad. arts. & sci., May, 1909, vol. 44, p. 653- 

 660, 1 pi. 



Contributions from the Entomological Laboratory of the Bussey 

 Institution. 



2. Wheeler, W. M. — A decade of North American Formicidae. 



Journ. N. Y. ent soc, June, 1909, vol. 17, p. 77-90. 



3. Hayhurst, P. — Aphid technique. Ent. news, June, 1909, vol. 



20, p. 255-260. 



4. Hayhurst, P. — Quack grass (Agropyron) a host of the Hessian 



fly. Journ. econ. ent., June, 1909, vol. 2, p. 231-234. 



5. Hayhurst, P. — Observations on a gall aphid (Aphis atriplicis 



L.). Ann. Ent. soc. Amer., 1909, vol. 2, p. 88-99, 1 pi. 



