1891.] Record of American Zoology. 253 
* FLowER, W. H., Morris, D., CARRUTHERS, SCLATER, THISEL- 
TON-DYER, SHARP, GODMAN, AND NeEwToN.—Second report of 
the committee appointed for the purpose of reporting on the 
present state of our knowledge of the zoology and botany of the 
West India Islands. Rep. Brit. Assoc. Adv. Sci., LIX., p. 93. 
` * HEILPRIN, A.—The Bermuda Islands. 8vo., Philadelphia, 1890. 
* Garman, S. W.—Cave animals from Southwestern Missouri. 
Bull. M. C. Z., XVII; No. 6, p. 225. 
Warase, S.—Karyokinesis and the cleavage of the ovum. 
Johns Hopkins ,Circ., IX., 53, 1890. 
Harkness, H. W.—The nomenclature of organic life. Zoe, i., 
p. I, 1890. : 
Beur, H. H.—Economy of nature as exemplified by parasites. 
Zoe, t, p. 33, 74, 1890. 5 
Mıxor, C.-S.—Morphology of blood corpuscles. Am. NAT., 
XXIV., 1020, 1890. 
Curricr, C.—The animal parasites of sheep. Washington, 
1890, Dept. Agr., Bureau of An. Industry, pp. 222, pls. 36. 
PROTOZOA. 
Kituicort, D. S—Observations sur des Infuisores d’eau donce. 
Jour. Micographie, XIII., p. 560, 1889.—From American Socy. of 
Microscopists. Describes Exchyhodon pellucidus (Michigan), £. 
farctus (Buffalo) Balantidium gyrans, (Niagara) Pyridium 
hebesu (L. c.), Vorticella rubistigma (Shi River), Zoothamnium 
arbuscula, Opercularia niagare@, Stichotricha ampulla (Ontario, 
Mich.) 
Sroxes, A. C—How to collect Hydra and Vorticella. Mi- 
croscope, X., p. 69, 1890. : : 
Wituiston, S. W.—Uroglena volvox Ehr. Microscope, X., p- 
81, 1890.—Wants information as to habits, etc. 
Carvin, S—Notes on some gigantic specimens of Actinos- 
phærium eichhornii. Am. Nat., XXIV., 964, 1890. | | 
SPONGES. 
* Ports, Epw.—Report upon some fresh-water sponges collected 
in Florida by Joseph Wilcox. Trans. Wagner Free Institute of 
Science, Vol. IL.)p. 5. 
