October, 1841.] 105 



STATED MEETING, October 12, 1841. 

 Vice President Morton in the Chair. 



DONATIONS TO CABINET. 



Skull of Chelonura Temminckii (Troost), from the Mississippi 



river. Deposited by Dr. Morton on behalf of Dr. Holbrook. 

 Corvus pica, English Jay; Corvus garrulus, common Jay; 



Perdix cinerea, female ; and Sciurus vulgaris, from France. 



Presented by Dr. Colin Arrott, through Dr. Watson. 

 Purpura persica. From Mr. Pierpoint. 

 Caracolla Hydiana ; two species of Bulimus, undescribed ? two 



specimens each, from the Sandwich Islands. Presented by 



Dr. J. C. Jay. 



Unio lanceolatus, two specimens ; James river, at Buchannan, 



Virginia. From Mr. S. S. Haldeman. 

 Unio purpureus; two specimens, and Limnea catascopium. 

 Providence, R. I. Presented by Dr. Blanding. 



Turbinella ceramica, and an Ancillaria. Presented by Dr.' 

 S. G. Morton. 



Unio retusus, U. clavus, U. circulus, U. lens, U. donaciformis, 

 U. solidus? U. pileus, U. personatus, U. ridibundus, U. 

 sulcatus, U. undulatus, U. parvus, U. abruptus, U. lapillus, 

 U. iEsopus, U. foliatus, U. fragosus ; each species illus- 

 trated by a series to show the male and female forms, with 

 the different ages and varieties. Helix multilineata, H. 

 clausa, H. Pennsylvania, H. tridentata, H. appressa, H. 

 concava, H. thyroidus, H. elevata, II. ligera, H. palliata, 

 H. monodon ; from three to five specimens each. From the 



