PUBLICATIONS RECEIVED. 307 
Knowledge. Vol. xxi, No. 150. London, April, 1898. 
La Nuova Notarigia. Ser. 9. Padua, April, 1898. 
Natural Science. Vol. xii, No. 72. J4 
Nature. Nos. 1479-1483. March fos 18 
Nat Aargang xxii, Nrs. 1-3. John Grieg, January-March, 1808. 
Proven Acad. Nat. pa Fulop Jor 1897. Pt. III. October-Decem- 
er, coat 1898. 
Pa Acad. Nat. Sciences Philadelphia for 1898. January and February, 
Philadelphia, 1898. 
e Ae the Natural Science Association of Staten Island. Vol. vi, No. 15. 
ages 12, 
Scie Vol. vii, Nos. 169-173. March 25-April 22, 1898. 
7 he. Paschologica! pe for 1897. Issued by the Psychological Rice, March, 
1898. 
0: 5. Dept. Agriculture, Division ee feat Bull. No. 13. Recent Laws 
against Injurious Insects, by L. oward. Washington, 1898. 
Verhandlungen d. k. k. zoo AEE iris Gesellschaft in Wien. Bd. xlvii, 
10, 1897. Bd. xlviii, Heft 1, 1898. January and March, 1898. 
Zoologist. Ser. 4, Vol. ii, No. 15. March 15, 1898. 
Dates of Issue. 
No. 373, published February 12. 
No. 374, published March 11. 
No. 375, published April 13. * 
