THE NAUTILUS. 137 



NEW NAMES FOR WEST INDIAN TERTIAEY PECTENS. 



BY C. WYTHE COOKE. 



Doctor T. Wayland Vaughan has kindly called my attention 

 to the fact that the names vaughani and waylandi applied by me 

 in 1919 to extinct species of Pecten from the West Indies had 

 already been used by Ralph Arnold for different species of the 

 same genus. For these preoccupied names I propose to substi- 

 tute the following : 



PECTEN VAUN Cooke, n. n. 



Synonym Pecten vaughani Cooke (not Arnold), Carnegie 

 Inst. Washington, Pub. 291, p. 133, pi. 8, figs. 2-4, 1919. 



Occurrence : Anguilla formation (upper Oligocene), Crocus 

 Bay, Anguilla. 



PECTEN VAUN var. FLABELLUM COOKE, n. n. 



Synonym : Pecten vaughani var. flabellum Cooke, Carnegie 

 Inst. Washington, Pub. 291, p. 134, pi. 8, figs. 6-7, 1919. 



Occurrence : La Cruz marl (middle Miocene), La Cruz and 

 Santiago, Cuba. 



PECTEN (Chlamys) LANDI Cooke, n. n. 



Synonym : Pecten (Chlamys) waylandi Cooke (not Arnold), 

 Carnegie Inst. Washington, Pub. 291, p. 131, pi. 7, figs. 4a, b, 

 1919. 



Occurrence: La Cruz marl (middle Miocene), Santiago, Cuba. 



GEOEGE BRETTINGHAM SOWERBY. 



George Brettingham Sowerby, F. L. S. (the third G. B. S.), 

 died on Jan. 31st at his residence at Richmond, Surrey, Eng- 

 land. Eldest son of G. B. Sowerby (II), he was born in Lon- 

 don, Sept., 1843. He commenced business as a conchologist 

 about 1860. Many important collections passed through his 

 hands during the 56 years he was in business, his retirement 

 taking place in Jan., 1916. He was a fellow of the Linnean 



