NORTH AMERICAN CONCHOLOGY. 371 



[Proceedings of the Boston Society of Natural History — continued.'} 



Vol. 



Page. 



Name. 



Locality. 







"WT. fi. Binney. — Descriptions of — 





vi 



vi 



Nov. 

 vi 



155 

 156 



1857. 

 258 



Succinea lineata W. G. Binney. Fort Union. 

 Helix intercisa W. G. Binney. California? 

 II. Nickliniana var. Binn. nonLea. 



I>r. fVeinland. — On Erosion of Shells. 



Apr. 



18oS. 



TFilliam Stiiupson. 





vi 



vi 



308 

 308 



Cochliolepis Stimpson (n. g.) 

 parasiticus Stimpson. 



Charleston, S. C. 



Apr. 



1S59. 



E. S. Morse. — Description of — 





vii 



28 



Helix milium Morse. 



Portland, &c., Me. 



July, 



18.59. 



Theodore L-yman.— Notes on— 





vii 

 vii 

 vii 

 vii 

 vii 

 vii 

 vii 



78 



78 

 78 

 78 

 79 

 79 

 79 



Melampus bidentatus. 

 Crepidula fornicata. 

 Pecten concentricus. 

 Buccinum obsoletum. 

 Natica heros. 

 Pyrula canaliculata. 

 Mya arenaria. 



West Yarmouth, Mass. 

 West Yarmouth, Mass. 

 West Yarmouth, Jlass. 

 West Yarmouth, Mass. 

 West Yarmouth, Mass. 

 West Yarmouth, Mass. 

 West Yarmouth, Mass. 



Sept. 



isr>9. 



T. J. Wliitteiiiore. — Notes on Mohawk Shells. 



vii 



151 



Lymnea gracilis, &c. 





Dec. 



18.59. 



Prof. L,. Agassiz. — Notes on — 





vii 



1G6 



Unio ligamentinus (reversed). 





Conrad, Pfiaillips, &c. — In Proceedings of the Academy 

 of Xatural Sciences of Philadelphia, occur the following; — 



Vol. 



Page. 



• 



Name. 



Locality. 



May, 



1841. 



Conrad. — Descriptions of three new species of Unio : by 



T. A. CONEAD. 



i 



i 

 i 



19 

 19 

 20 



Unio perplicatus Conrad. 

 nodiferus Conntd. 

 parallelus Conrad. 



Jackson, La. 

 .Jackson, La. 

 ■Jackson, La. 



June, 



isn. 



Phillips. — Descriptions of two ne\ 

 Helix: by J. S. Puillips. 



V species of the genus 



i 

 i 



27 



28 



Helix bidentifera Phillips. 

 lasmodon Phillips. 



North Carolina. 

 Alabama. 



