112 PEOCEEDINGS OF THE NATIONAL MUSEUM vol.70 



Off Georgia, one specimen. Off the Sambo reef, Florida Strait in, 

 120 fathoms; J. B. Henderson, jr. 



This elegantly sculptured species is one of the most attractive of 

 the genus. 



PUNCTURELLA CIRCULARIS Dall 



Puncturella circular is Dall, Bull. Mus. Comp. Zool., vol. 9, p. 75, 1881; voL 

 18, p. 408, pi. 26, figs. 7, 76., 1889. 



Shell small, thin, whitish, conical, the anterior slope nearly straight, 

 the posterior slope and sides more or less concave, the foramen nearly 

 central, the nuclear shell persistent, the internal septum triangular, 

 vertical; concentric sculpture of faint incremental lines; radial sculp- 

 ture of fine granular threads with much wider flattish interspaces; 

 margin faintly crenulate by the ends of the radials; interior polished. 

 Length of shell, 4.5; breadth, 4; altitude 3.1 mm. U. S. Nat. Mus. 

 Cat. No. 108152a. 



Off Fernandina, one specimen. Blake Station 44, in 539 fathoms, 

 northwest of the Dry Tortugas, temperature 39.5° F. East of To- 

 bago, in 880 fathoms, temperature, 38° F., United States Bureau of 

 Fisheries. 



PUNCTURELLA TENUICULA, new species 



Shell minute, thin, white, the anterior slope nearly straight, the 

 posterior somewhat concave and a little longer; the foramen large 

 for the size of the shell, the internal septum vertical, the nuclear 

 whorl not persistent; sculpture of almost microscopic radial granu- 

 lations and feeble concentric incremental hues; margin entire, ovate. 

 Length, 3; breadth, 2.2; height, 1.6 mm. U. S. Nat. Mus. Cat. No. 

 108151. 



Off Fernandina, one specimen. 



This is intermediate in character between Puncturella and Fissuri- 



septa. 



Subgenus Cranopsis A. Adams 



PUNCTURELLA (CRANOPSIS) ASTURIANA Fischer 



Rimula asturiana Fischer, Journ. de Conchyl., vol. 30, p. 51, 1882. — Watson, 

 Challenger Rept. Gastr., p. 45, pi. 4, fig.4, 1885.— Dall, Bull. Mus. 

 Comp. Zool., vol. 18, p. 404, 1889. 



Off Fernandina and Georgia, three fine specimens. Gulf of Gas- 

 cony, Travailleur expedition. Off Cape Florida, in 85 fathoms. 

 Yucatan Strait and eastward to Martinique, in 213 to 640 fathoms. 



Genus FISSURISEPTA Seguenza 



FISSURISEPTA TRIANGULATA Da!l 



Fissurisepta triangulata Dall, Bull. Mus. Comp. Zool., vol. 18, p. 404,1889. 

 Puncturella rostrata Watson (not Seguenza), Challenger Gastr., p. 48, pi. 4, 

 fig. 10, 1885. 



