BOSTON 



JOURNAL OF NATURAL HISTORY, 



CONTAINING 



PAPERS AND COMMUNICATIONS 



READ TO THE 



BOSTON SOCIETY OF NATURAL HISTORY, 



1843 — 44. 



PTJBLISHID BY THEIR DIRECTION. 



VOL. IV. 



NEW YORK 



BOTANICAL 



QARDEM 



CHARLES C. LITTLE AND JAMES BROWN. 



MDCCCXLIV. 



