22 Prot. IT. Protozoa. [1900] 
Veazie, H. A. Aestivo-autumnal fever. 
Cause, diagnosis, treatment and destruc- 
tion of mosquitoes which spread the 
disease. Science, New York, N.Y., 
(N. Ser.), 23, 1906, (407-414). 
Versluys, J. Ueber die Konjugation 
der Infusorien. Biol. Gentralbl., 
Leipzig, 26, 190^, (46-02). 
Vl&s, F. Sur la structure et les 
nffinites de Trypanosoma balbianii. 
Paris, C.-IL soc. biol., 61, 1906, (408- 
410). 
Volk, R. Studien liber die Einwir- 
kung der Trockenperiode im Sommer 
1904 auf die biologisclien Verhaltnisse 
der Elbe bei Hamburg. Mit einem 
Nachtrag fiber ehemischo und plankto- 
logische Methoden. Hamburg, Jahrl). 
Wiss. Anst. 23, Beiheft 2, 1905, (L-101, 
2 pis., 1 chart). 
[Walcott, C. D. Cambrian Faunas of 
China. Washington, U.C., Smithsonian 
Inst., Nation. Mus. Proc., 29, 1906, (l- 
100 ).] 
Ward, Henry B[ald\vin]. 1. Trypano- 
somes and disease. Lincoln, Stud. Zool. 
Lab. Univ. Neb., No. 61, 1906, (5-11). 
23.5 cm. 
Ward, IT. B. 2. Filariasis and Try- 
panosome diseases. Science, New York, 
N.Y., (N. Ser.), 23, 1900, (370-371). 
Warren, E. On Bertram iahirltmani, 
sp. nov., a Myxosporidimn occurring in 
.a South African Rotifer. Ann. Natal 
Oovt. Mus., London, 1, 1906, (7-17, 
Ipl). 
Wellmann, F. C. Human trypano- 
somiasis and spirochaetosis in Portu- 
guese South-West Africa, with 
suggestions for preventing their spread 
in the colony. J. Hygiene, London, 6, 
1900,(237-215). 
W6nyon, 0. M. Report on Dr. T. N. 
• Gerrard’s preparations accompanying 
the forogoing communication [v. 
Gerrard, P. N.]. J. Hygiene, London, 
-6, 1906, (231-236, pi. ii). 
West, W. and West, G. S. A com- 
parative study of the Plankton of some 
Irish Lakes. Dublin, Trans. R. Irish 
Acad., 33 (B), 1900, (77-110, pis. vi-xi). 
Williams, A. W. vide Park, W. II. 
Williams, Herbert U[pham] vide 
Lewis, Joseph. 
Witte, II. Straliotcs aloides L. funnen 
i Sveriges postglaciala aflagringar. 
[Stratiotes aloides L. found in Swedish 
postglacial deposits.] Stockholm, Geol. 
For. Forli., 27, 1905, (432-451). 
Woodcock, IT. M. 1. The life-cycle 
of “ Cystobia" irregularis (Minch.), 
together with observations on other 
“ neogamous ” Gregarines. Q. J. 
Microsc. Sci., London, 50, 1906, (1-100, 
6 pis.). 
Woodcock, IT. M. 2. The Haemo- 
flagellates : a review of present know- 
ledge relating to the Trypanosomes and 
allied forms. Q. J. Microsc. Sci., London, 
50, 1906, (151-331). 
Woodcock, II. M. 3. Protozoa. Zool. 
Roc., London, 42, 1900, No. XV111, 
(1—70). 
Woodruff, Lorande Loss. An experi- 
mental study on the life-history of 
hypotrichous Infusoria. J. Exp. Zool , 
Baltimore, Md., 2, 1905, (585-632, 3 pis.). 
Woltereck, R. Mittheilungon aus der 
Biologisclien Station in Lunz (N.-O). 
Biol. Gentralbl., Berlin, 26, 1900, (403- 
480). 
Wright, J. vide Reade, T. M. 
Yabe, Hisakatsu. A contribution to 
tho genus Fusulina, with notes on a 
F usidi na-Yimes to ne from Korea. Tokyo, 
J. Coll. Sci., 21, Art. 5, 1906, (1- 36, 
3 pis.). 
Yakimofif, W. L. Vitalite du Trypano- 
some de la Dourine dans les conditions 
artificielles. Paris, C.-R. soc. biol., 61, 
1900, (631-633). 
Zacharias, Otto. 1. Eine neue 
Dictyochide aus dem Mittelmeer : ller- 
mesinum adrialieum n. g., n. sp. Arch. 
Ilydrobiol., Stuttgart, 1, 1906,(394-398). 
Zacharias, O. 2. Ueber die mikro- 
skopische Fauna und Flora eines im 
Freien stehenden Taufbeckens. Arch. 
Hydrobiol., Stuttgart, 2, 1900, (235- 
238). 
Zacharias, O. 3. Das Plankton als 
Gegenstand eines zeitgemassen biologi- 
schen Schulunterrichts. Arch. Hydro- 
biol., Stuttgart, 2, 1906, (247-344) 
Zacharias, O. 4. Ueber Periodizitiit, 
Variation und Verbreitung verschiedener 
Planktonwesen in siidlichen Meeren. 
Arch. Ilydrobiol., Stuttgart, 1, 1906, 
(498-575). 
