THE NAUTILUS. 119 



The pleasure of assisting members will be a sufficient recompense 

 to him. 



Donations to the United States Collection. 



The collection is progressing wonderfully, and it is a source of 

 much gratification to note the general interest evinced by members, 

 and the receipt of such fine specimens as are sent. Some of the 

 specimens and suites sent are superb. Since last acknowledgment, 

 the following have been received, mounted, and placed in the 

 cases : — 



O. A. Crandall, Sedalia, Mo. — More than 20 species of Land Shells 

 from Missouri, Arkansas and Texas, including Goniobasis sor- 

 dida, Lea; Saffordi, Lea, and Crandalli, Pilsbry ; Helix in- 

 flecta, Leaii, Dorfeuillana, var. Sampsoni, Weth., appressa, 

 elevata and Roemeri ; Pupa fallax, Say, and armifera. Say ; and 

 Sphaerium striatinum, Lam. 

 Rev. H. W. AVinkley, Saco, Me. — 12 species of New England 

 Shells, including Aplexa hypnorum, Linn. ; Segmentina armi- 

 gera, Say ; Cryptodon Gouldii, Phil. ; Macoma Baltica, Linn. ; 

 Littorinella minuta, Totten ; Gemma gemma, Totten, and Helix 

 pulchella, Miill. 

 John Ford, Philadelphia, Pa. — Nerita peleronta, Linn, Key West, 

 Fla., and a fine suite of Oliva litterata, Lam., from S. W. 

 Florida. 

 J. A. Singley, Giddings, Tex. — Over 30 species of Texas Land 

 Shells, and 12 species of Texas Tertiary Fossils, including fine 

 suites of Bulinuilus alternatus, Say, and Holospira Goldfussi, 

 Menke ; Helix Texasiana, leporina, Berlandieriana, Copei, 

 labyrinthica, Henriettae, Cragini, Mooreana, and thyroides ; 

 Zonites Singleyanus, minusculus and friabilis ; Helicina tropica, 

 Jan. ; Goniobasis Comalensis, Pilsbry ; Physa Sayii, For- 

 sheyi and Halei ; Amnicola peracuta, Pilsbry and Walker ; 

 Pisidium corapressum, Prime and Sphaerium subtransversum, 

 Prime. 

 Chas. LeR. Wheeler, Cape May, N. Y. — Additional examples of 

 Fulgur canaliculata and carica (magnificent specimens); Natica 

 heros, Say ; Dosinia discus. Reeve, Swansboro, N. C. ; Pholas 

 truncata and Zirphaea crispata, Linn., Cape May, N. J. 

 E. H. Harn, Blairsville, Pa. — Helix profunda. Say, and Pennsyl- 

 vanica. Green. 



