Conchology — By Donation. 61 



BROWN BROS., Nassau, Bahama. 



Specimens of Orthalicus undatus and Thelidomus bayamensis. 

 GUY R. B. ELLIOTT, New York City. 



A large specimen of Modiola modiolus. 

 GEORGE H. FELT, New York City. 



Specimens of Crassatella solidissima with young Ostrea attached. 



J. D. FIGGINS, New York City. 



Specimens of Donax fossor. 



S. H. HAMILTON, New York City. 



Specimens of Cassis Jlammea and C. tuberosa. 



A. E. HEIGHWAY, New York City. 

 Specimen of Harpa ventricosa. 



Dr. G. H. HUDSON, Plattsburg, N. Y. 



3 Specimens of Lymncea stagnalis and 3 specimens of Planorbis 



trivolvis. 

 HYDE EXPEDITION, through G. H. PEPPER, New York City. 



16 Specimens of Arionta dupetithouarsi and 6 specimens of Arionta 

 calif omiensis. 



DUKE OF LOUBAT, New York City. 



5 Specimens of Macoma, 4 Crucibtdum spinosum, 7 Scurria meso- 

 leuca, 2 Chlorostoma gallina, 9 Cerithidea sacrata, I CeritJiium 

 ocellalum, 9 Littori?ia planaxis, 5 Etipleura plicata, 4 Oliva 

 reticularis, 4 Olivella tergina, 1 Chiton. 



Dr. E. A. MEARNS, Newport, Rhode Island. 



Specimens of Lymncea, Columbella, Area, Purpura, A r assa, Syco- 

 iypus, Lunatia, Janacus, Urosalpinx, Littorina, Melampus, 

 Lacuna, Btucinum, Fulgur, Natica, Solen, Petricola, Lucina, 

 Astarte, Ostrea, Modiola, Mytiliis, Mercenaria, Hemimactra, 

 Thracia, Cytheria and Mya. 

 G. H. PEPPER, New York City. 



20 specimens of Vivipara. 

 Rev. R. B. POST. 



Specimens of Helix nemoralis, and a number of Pacific Ocean shells, 

 including Cyprseas, Olives, etc. 



SIBERIAN EXPEDITION, through N. G. BUXTON. 



5 Specimens of Mytilus edulis, 7 specimens of Cardium nuttalli, 

 2 specimens of Mya arenaria, 6 specimens of Machcera, 1 speci- 

 men, of Littorina littorea, 7 specimens of Purpura lapillus, 5 

 specimens of Acnuza. 



HARLAN I. SMITH, New York City.. 



5 Specimens of Unio (two species). 



MILTON G. SMITH, New York City. 



4 Specimens of Ostrea virginiana. 



BRYANT WALKER, Detroit, Michigan. 

 4 Specimens of Aplexa kypnorum. 



Prof. R. P. WHITFIELD, New York City. 



Small larval shells of Mactra solidissima. 



Dr. R. A. WITTHAUS, New York City. 



A Collection of shells comprising 68 genera, 674 species and 2,500 

 specimens, Cyprcea, Conus, Mitra, Oliva, etc., conspicuous for 

 the beauty and completeness of the species of Cyprcea. 



