PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 347 



from localities where the fur-seals are preserved for commercial pur- 

 poses, and none from anywhere else. 



Chrysodomus liratus Martyn. 

 Bering Island. Collector's number, 2783. Mus. Cat. 40936. 



Chrysodomus spitzbergensis Reeve. 



Fine, strong specimens from Bering Island on the beaches. Mus. 

 Cat. 40937. 



Buccinum cyaiieum var. moerchianum Fischer. 



Vohitoliarpa moercMana Fischer. 



A few dry and some living specimens from Bering Island. Collect- 

 or's number, 2779. Mus. Cat. 40938. 



These specimens were notably heavy, short, thick, dark, and dull 

 colored, features due probably to the iEfluences of the very exposed 

 and stormy coast upon which they live, as observed in other mollusks 

 elsewhere. 



PELECYPODA. 



Piiolas crispata Linne. 



Dry valves from the beach, Bering Island. Mus. Cat. 40939. 



Pholadidea penita Conrad. 



With the last; also living in large masses of Melobesia, which form 

 accumulations almost like coral on the exposed coast. Collector's num- 

 bers, 1909, 2486. Mus. Cat. 40940, 



Saxicava rugosa Linne 



Bering Island. Large dead valves on the beach, and living ones in 

 situ in masses of Alelohesia. Collector's number, 1791. Mus. Cat. 40941. 



Mya truncata. Linn:6. 

 Bering Island; valves from the beach. Mus. Cat. 40942. 



Siliqua patula Dixon. 



With the last. Mus. Cat. 40943. 



Mactra falcata Gould. 



With the preceding. Collector's number 1711. Mus. Cat. 40944, 



Macoma (edeiitula Brod. & Sby. var. ?) Middendorffi. Dall. 



TeUiua edentula Middendorff, Sib. Reise, p. 259, i)l. xxi, fig. 1 onln. 1850. 



A fine living specimen of this rare and singular species from Bering 

 Island. Collector's number 2572. Mus. Cat. 40945. There is some rea- 

 son to suppose this specifically distinct from the original edentula. 



Tapes staminea Conrad. 

 Bering Island on the beaches. Mus. Cat. 40946. 



Cardium gronlandicum Chemnitz. 

 With the last. Mus. Cat. 40947. 



