794 BULLETIN of the bureau of FISHERIES. 
WlLHELMI, J. 
1908. On the North American marine triclads. Biological Bulletin of the Marine Biological Labo- 
ratory at Woods Hole, vol. xv, no. 1, p. 1-6. 
Williams, L. W. 
1906. Notes on marine Copepoda of Rhode Island. American Naturalist, vol. xl, no. 477, p. 639- 
660. New York. (The territory covered by Williams does not properly belong to the 
region considered in this report.) 
Wilson, C. B. 
1902. North American parasitic copepods of the family Argulidae, with a bibliography of the group 
and a systematic review of all known species. Proceedings of the U. S. National Museum, 
vol. xxv, p. 635-742, pi. vin-xxvii. Washington. 
1905. The fish parasites of the genus Argulus found in the Woods Hole region. Bulletin of the 
Bureau of Fisheries, 1904, p. 117-131. Washington. 
1905a. North American parasitic copepods belonging to the family Caligidae. Part 1. The Cali- 
ginae. Proceedings of the U. S. National Museum, vol. xxvm, p. 479-672, pi. v-xxix. 
Washington. 
1905b. New species of parasitic copepods from the Massachusetts coast. Proceedings of the Bio- 
logical Society of Washington, vol. xviii, p. 127-131. 
1907. North American parasitic copepods, belonging to the family Caligidae. Part 2. The Tre- 
binae and Euryphorinae. Proceedings of the U. S. National Museum, vol. xxxi, p. 669- 
720, pi. xv-xx. Washington. 
1907a. Additional notes on the development of the Argulidae, with description of a new species. 
Ibid., vol. xxxii, p. 411-424, pi. xxix-xxxii. 
1907b. North American parasitic copepods, belonging to the family Caligidae. Parts 3 and 4. A 
revision of the Pandarinae and the Cecropinae. Ibid., vol. xxxm, p. 323-490, pi. xvii-xliii. 
1911. North American parasitic copepods belonging to the family Ergasilidae. Ibid., vol. xxxix, 
p. 263-400, pi. 41-60. 
Wilson, E. B. 
1878. Descriptions of two new genera of Pycnogonida. American Journal of Science and Arts, 
3d ser., vol. xv, p. 200-203. 
1878a. Synopsis of the Pycnogonida of New England. Transactions of the Connecticut Academy 
of Arts and Sciences, vol. v, p. 1-26, pi. i-vii. 
1880. Report on the Pycnogonida of New England and adjacent waters. Report of the U. S. Fish 
Commission, 1878, p. 463-506, pi. i-vii. 
1892. The cell lineage of Nereis: A contribution to the cytogeny of the annelid body. Journal of 
Morphology, vol. vi, p. 361-480, pi. xm-xx. 
Wilson, H. V. 
1891. Notes on the development of some sponges. Journal of Morphology, vol. v, p. 511-519. 
1891a. The embryology of the sea bass (Serranus atrarius). Bulletin U. S. Fish Commission, vol. 
ix, 1889, p. 209-277, pi. lxxx viii— evil. Washington. 
Winkley, H. W. 
1908. Anew Caecum. The Nautilus, vol. xxii, no. 6, p. 54. Boston. 
1909. New England Pyramidellidae, with description of a new species. Ibid., vol. xxiii, no. 3, 
p. 39, 40. 
