BOSTON 



JOURNAL OF NATURAL HISTORY. 



CONTAINING 



PAPERS AND COMMUNICATIONS, 



BEAD BEFORE THE 



Boston jSocictij of Natural Qxstovu, 



AND PUBLISHED BY THEIR DIRECTION. 



VOL. IV.— NO. 3. 



PUBLISHING COMTIITTEE. 



AMOS BLNNEY, 1 AUGUSTUS A. GOULD, 



THADDET^S W. HARRIS, D. HUMPHREYS STORER, 



CHARLES K. DILLAWAY. 



BOSTON: 



CHARLES C. LITTLE AND JAMES BROWN. 



1843. 



PRINTED BY FREEMAN AND BOLLES. 



