OBSERVATIONS 



GENUS UN 10 



DKSCRIPTIOXS OF NEW Hl'ECIE.S, THEIR SOFT I'AKTS, AND E.MBKYO.MC FOlt.MS, L\ 

 TIIE FAMILY INIONID.E. 



READ BEFORE THE ACADEMY OF NATURAL SCIENCES OF PIIILADELnUA. AM 

 PUBLISHED IN THEIR JOURNAL. 



ISAAC LEA,, LL. D., 



PRKSmENT OF THE ACAnEMY OK XATrRAI. StlF.NTES. ETC. 



WITH TWELYE I'LATES 



VOL. 7.-PAIIT I. 



PHILADI-MMIIA ; 



PRINTED FOR THE AUTHOR 



