., ART. 19 NEW SPECIES OP MOLJL.USKS DALL O 



creuulated by the external sculpture; the very fine incremental lines 

 give a velvet}'' appearance to the interstices of the sculpture; height, 

 4; diameter, 5 mm. U. S. Nat. Mus. Cat. No. 214135. 



Collected by the United States Bureau of Fisheries steamer Alba- 

 tross in 20 fathoms southeast of Cape Roquc, Brazil, at station 2758, 

 bottom temperature 79.° 1 F. 



This species does not belong with the Arene type in spite of its 

 coloration. 



LIOTIA MICROGRAMMATA. new species 



Shell minute, yellowish white, of about thi^ee and a half whorls, 

 the nucleus glassy, smooth and inflated; suture distinct, not deep; 

 spiral sculpture of prominent simple revolving cords, with subequal 

 interspaces, the cords near the periphery prominent; there are three 

 on the spire, on the last whorl three above and four on the base; whorls 

 rounded, the base imperforate, the aperture circular with a conspic- 

 uously thickened smooth peritreme; height, 2, diameter, 2 mm. 

 U. S.Nat. Mus. Cat. No. 333713. 



Collected by the United States Bureau of Fisheries steamer Alha- 

 tro.^s at station 2339, in 191 fathoms, off Havana, on a coral bottom. 



SOLARIELLA PERISCOPIA. new species 



Shell small, translucent white, dotted or flecked with pale brown; 

 the nucleus glassy white, of two whorls, with two and a half subse- 

 cjuent whorls; suture distinct, whorls evenly rounded; axial sculpture 

 of numerous fine plications extending from the suture to the periph- 

 ery, obsolete on the base, but indicated by a row of minute beads 

 at the rim of the funicular umbilicus; spiral sculpture of numerous 

 subequal fine threads with nearly equal interspaces, more conspicu- 

 ous on the periphery and base; aperture rounded, the peritreme 

 thin and sharp; height, 3.0; maximum diameter, 2.5 mm. U. S. 

 Nat. Mus. Cat. No. 330170. 



Dredged by the United States Bureau of Fisheries steamer Alba- 

 tross at station 2612, oft" Cape Lookout, N. C, in 52 fathoms, sand, 

 bottom temperature 67° F. Also at Mangrove Cay, Andros Island, 

 Bahamas, by Owen Bryant; and off Cape Catoche, Yucatan, at 

 station 2361 in 25 fathoms, coral sand, by the United States Bureau 

 of Fisheries steamer Albatross. 



CALUOSTOMA IHERINGI, new species 



Shell rather large, solid, with about six whorls exclusive of the (lost) 

 nucleus ; color whitish with irregular feeble streaks of reddish brown 

 obliquely axial; the beaded spirals are articulated with small dots of 

 the same color; whorls and base moderately convex, suture closely 

 appressed; spiral sculpture of (on the penultimate whorl eight) sub- 

 equal and equally distributed minutely beaded threads with subequal 

 interspaces, rarely a small intercalary thread, but near the periphery 

 24106—27 2 



