PUBLICATIONS RECEIVED. 
(The regular exchanges of the American Naturalist are not included.) 
BANCROFT, FRANK W. A New Function of the Vascular reper in the 
Botryllidz. Zool. seas 1899. Bd. xxii, Nr. 601, pp. 450- 
CLARK, HERB L. The Synaptas of the New rides ont U. .S. Fish 
Commission Bull. Pv 1899, 1899. pp. 21-31, Pls. X 
First Supplement to the [urs List of the Coccida. 
COOKE, GEORGE H. Te Pito Te Henua, known as Rapa Nui, commonly called 
Easter Island, South Pacific Ocean. Rept. U. S. Nat. Mus. for 1897, 1899. pp. 
97723. 
COULTER, JOHN M. and Rosg, J. N. A Synopsis of Mexican and Central 
American Umbelliferz. Proc. Wash. Acad. Sci., i900. Vol. i, pp. 111—159, Pls. 
III-XIII. 
COVILLE, FREDERICK V. The Botanical Explorations of emm Nuttall in 
California. Proc. Biol. Soc. Washington, 1899. pp- 109-12 
Davis, HENRY E. The Political tier tes of the District " Columbia. 
Proc. Wash. Acad. Sci., 3899. Vol. i, pp. 189-22 
DERICK, CARRIE M. Notes on the Pbi of the Holdfasts of Certain 
Floridez. Bot. Gaz. 1899. Vol. xxviii, pp. 246-263, Pls. XXI-XXIII 
EVERMANN, B. W., and MansH, M. C. Descriptions of New Genera and Spe- 
cies of gren from Puerto Rico. U. S. Fish Commission Rept. for 1899, 1899. 
PP: 351-3 
ds rdg Kam S. Practical Forestry in the Adirondacks. Bull. 26, U. S. 
Dept. Agri., Div. Forestry, 1899. 85 pp., 20 pls. 
GREELEY, ARTHUR W. Notes on the Tide-Pool Fishes of California, with a 
Description of Four New Species. U. S. Fish Commission Bull. for 1899, 1899. 
pp. 7-20. 
Hopkins, A. D. Preliminary Report on the Insect Enemies of Forests in the 
Northwest. Bull. 217, U. S. Dept. Agri., Div. Ent., 1899. 27 p 
KELL A Statistical Study of the Parasites of the Unionidae Bull. 
Ill. State fal Nat. Hist., 3899. Vol. v, pp. 399-418. 
KiNG, FRANKLIN H. Principles ind Conditions of the Movements of Ground 
win with a Theoretical Investigation of the Motion of Ground Waters by 
Charles S. Slichter. 79/À Ann. Rept. U. S. Geol. Surv., 1897-98, 1899. 
. 61-384. 
KIsHINOUYE, K. Contributions to the Natural History of the Commander 
Islands. No. XIII. A New Species of Stalked Medusa, Haliclystus stejnegeri. 
Proc, U. S. Nat. Mus., 1899. Vol. xxii, pp. 125-129. 
Koroip, C. A. Plankton Studies, III. On Platydornia, a New Genus of the 
Family Volvocide, from the Plankton of the Illinois River. JJ. ZI. State 
Lab. Nat. Hist., 3899. Vol. v, pp. 419-440, Pl. XXXVIII. 
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