68 



BULLETIN 111, UNITED STATES NATIONAL MUSEUM. 



I ocality. 



Off Cape Lookout, U. S. B. F. Station 2612 



Off Cape Lookout, U. S. B. F. Station 2610 



Off Cape Lookout, U. S. B. F. Station 2611 



Off Cape Lookout, U. S. B. F. Station 2608.. 



Off Beaufort, North Carolina, U. S. B. F. Station 

 D7960. 



Off Beaufort, North Carolina, U. S. B. F. Station 

 D7966. 



Off Bogue Inlet, North Carolina, U. S. B. F. Sta- 

 tion D7997. 



Beaufort, North Carolina, U. S. B. F. Station 

 B1415. 



Beaufort, North Carolina, Eolis Station 21 



Cape Lookout Bight, North Carolina, Eolis 

 Station 20. 



Off Cape Fear, North Carolina, U. S. B. F. Sta- 

 tion 2619. 



Off Cape Fear, North Carolina, U. S. B. F. Sta- 

 tion 2615. 



12 miles east of Frying Fan Shoals, Florida 



12 miles east of Frying Pan Shoals, Florida (Ford 

 collection). 



Off Miami, Florida, Eolis Station 51 



Off Miami, Florida, Eolis Station 139 



Off Miami, Florida, Eolis Station 48 



Off Miami, Florida, Eolis Station 103 



Qff Miami, Florida, i?o?w Station 113 



Off Fowev Light, Florida, Eolis Station 119 



Off Turtle Harbor, Florida, Eolis Station 61 



Off Turtle Harbor, Florida, Eolis Station 59 



Off Key West (Gulf), Florida, Eolis Station 102. 



Off Key West (north), Florida, Eolis Station 30. 



Between Tampa and Tortugas, U. S. B. F. Sta- 

 tion 2409. 



Sanibal Island, (Ford collectian). 



Sanibal Island. 



Sambal Island ( W. F. Clapp collection) 



Sarasota Pass, Florida (beach) 



Off Anclote Light, Florida, U. S. B. F. Station 

 7106. 



West coast of Florida, U. S. B. F. Station 5109.. 



Charlotte Harbor, Florida (Dall) 



Marco, Florida 



Marco, Florida 



Cape Romaine, Florida (Steams collection) 



Off coast of San Bias, U. S. B. F. Station 2369. . 



Between Mississippi Delta and Cedar Keys, U. S. 

 B. F. Station 2402. 



San Juan Harbor, Porto Rico 



Samana Bay, Santo Domingo 



Monev Island Bav, Beaufort, North Carolina, 

 B. 1413. 



Monev Island Bav, Beaufort, North Carolina, 

 U. S. B. F. Station 7328. 



Antigua, Falmouth Harbor, S. U. I. Exp. Sta- 

 tion 105. 



Remarks. 



18 fms., 73.5°, fine gy. s. 

 52 fms., 67°, crs. wh. s. 

 22 fms., 78.8°, wh. s. blk. sp. 

 31 fms., 74°, blk. s. brk. sh. 



22 fms., 75.5°, crs. gy. s. 



14.5 fms., crs. s. sh. 



9.5 fms., gy. s. sh. 



9.5 fms., s. sh. 



6-9 fms. 

 3 fms. 



15 fms., crs. yl. s. rot. co. 



18 fms., (fragments), gy. ». 



12 fms. (Dr. Rush). 

 12-1 fms. 



24 fms. 

 30 fms. 

 60 fms. 

 20 fms. 

 18-20 fms. 



23 fms. 



40 fms. (fragments). 



20 fms. 



10 fms. 



7 fms. 



26 fms., crs. gy. s. brk. sh. 



(W. F. Clapp). 

 (Post) (topotypes). 

 12.5 fms., r. co. s. 63°. 



24 fms., 67° (Grampus). - 



2 fms. (H. Hemphill). 



(O. Tollin). 



(E. Jewett). 



28 fms., crs. gy. s. brk. sh 



111 fms., gy. m. 



16 fms. 

 2 fms. 



Steamer Fish Hawk. 



3 to 5 fms., sand and mud. 



DENTALIUM (GRAPTACME) CIRCUMCINCTUM Watson. 



Plate 11, fig. 7. 

 1879. Detitalium circumcinctum Watson, Journ. Linn. Soc. London, vol. 14, p. 



513. 

 1886. Dentalium circumcinctum. Watson, Challenger Report, Scaphopoda, p. 7, 



pi. 1, fig. 7. 

 1897. Dentalium (Graptacme) circumcinctum, Pilsbry and Sharp, Tryon's 



Man. Conch., vol. 17, p. 88, pi. 8, fig. 26. 



The shell is very long and slender, slightly curved, the arc mostly 

 in the posterior portion; a little flattened on the concave curve, 

 giving to the shell a slightly trigonal section; it is strong but not 

 thick. The color is white, texture opaquely porcellanous, with a 

 glossy surface. There are 17 to 20 fine longitudinal riblets separated 

 by broader intercostal spaces; intercalation of secondary riblets 



