24 Forty-sixth Report on the 



From John Ritchie, Jr., Boston, Mass. : 

 Helix dentifera, Island d'Orleans, Quebec, Can., one specimen. 

 Voluta Pacifica, Sol., New Zealand, one specimen. 



From Dr. S. Hart Wright, Penn Yan, N. Y.: 

 Unio Simpsonii, B. H. Wright, Lake Woodruff, Fla., four specimens. 

 Unio Averellii, B. H. Wright, Lake Ashby, Fla., one specimen. 

 Unio Waltonii, B. H. Wright, Lake Ashby, Fla., one specimen. 

 Unio Cunninghamii, B. H. Wright, Lake Opopka, Fla., three specimens. 

 Unio Tryonii, B. H. Wiight, Lake Woodniff, Fla., six specimens. 

 Unio Fryanus, B. H. Wright, Lake Ashby, Fla., six specimens. 

 Unio Hinckleyi, B. H. Wright, Lake Monroe, Fla., two specimens. 

 Unio Orcuttii, S. H. Wright, Lake Miakka, Fla., one specimen. 

 Unio corucus, Gould, Lake Ashby, Fla., two specimens. 

 Unio curvatus. Lea, North Caroliii.^, v, le specimen. ' '"' 



From A. A. Hinkley, Dubois, 111 . : 

 Anodonta subcyiindracea, Lea, Kent's Creek, Rockford, 111., four 

 specimens . 



From A. M. Luther, Garrettsville, Ohio: 

 Unio ellipsis, Lea, Niagara River, one specimen. 



From F. R. Latchford, Ottawa, Canada: 

 Unio luteolus, Lam., Rideau canal, Ottawa, Ont., three specimens. 

 Unio radiatus. Lam., Cornwall canal, Ont., four specimens. 

 Unio borealis, A. F. Gray, Ottawa river, Gloucester, Ont., seven 



specimens . 

 Unio occidens, Lea, Ottawa river, Ottawa, Ont., two specimens.^ 

 Unio pressus. Lea, near Ottawa, Ont , one specimen . 

 Unio complanatus, Sol., Ottawa River, Ottawa, Ont., one specimen. 



Collected by W. B. Marsliall: 

 Yivipara contectoides, Binney, Erie canal, Albany, N.Y., twenty 



specimens . 

 Anodonta iniplicata, Sa}' (embryos from the gills of the parent), Erie 



canal, Albany, N. Y. 



From the Albany Institute, July, 1891: 

 Murex (Ocinebra) crassilabrum. Gray, Valparaiso, Chile, twelve 



specimens . 

 Trophon Geversianus, Pallas, Cape Horn, two specimens. 

 Monoceros calcar, Martyn, I. of Guafo, Chile, fifty-nine specimens. 

 C'Oncholepas Peruvianus, Lam., Valparaiso, Chile, twenty-four 



specimens. 

 Triton (Priene) scaber, King, Valparaiso, Chile, ten specimens. 



