CYCLOPHORIDZ. 219 
3. REALIA TEREBRALIS. 
Shell small, turreted, acuminate, yellow or pale horn-coloured, 
smooth, perforated by a rimated umbilicus, which is surrounded 
with a ridge; spire elevated, pointed; whorls 6-8, moderately 
convex, somewhat angulated anteriorly, partly covering each 
other; suture impressed; aperture roundish, angulated pos- 
teriorly and bell-shaped; peristome simple, broadly affixed to 
the penultimate whorl. Height 4, breadth ¥; poll. 
Cyclostoma terebrale, Gould, in Proc. Bost. Soc. 1847, p. 206; 
Exped. Shells, p. 39, ed. 1851, p. 106, f. 120; Petit, in Journ. 
Conch. i. p. 47. 
Omphalotropis terebralis, Pfr. in Proc. Z. S. 1851; Consp. n. 453; 
Pneum. Mon. p. 307. 
Hiab. Tahiti and Eimeo. 
4, REALIA ROSEA. 
Shell scarcely perforate, ovate-turreted, solid, smooth, rose-coloured ; 
spire elongate-conic, yellow towards the blunt apex; whorls 6, 
rather flat, the last one shorter than the spire, rounded beneath, 
furnished with a thread-like keel near the perforation; aperture 
oblique, ovate; peristome slightly thickened, straight, with the 
margins convergent, joined by callus. Length 8, breadth 43 
mill. 
Cyclostoma roseum, Gowld, in Proc. Bost. Soc. 1847, p. 205; Haped. 
Shells, p. 39, ed. 1851, p. 105, f.121; Pett, Journ. Conch. i. p. 47. 
Omphalotropis rosea, Pfr. in Proc. Z. S. 1851; Consp. n. 454; 
Pneum. Mon. p. 308. 
Hab. The Feejee Islands. 
5. REALIA VALLATA,. 
Shell small, solid, elongate-conic, shining, fuscous-horn-coloured ; 
whorls 6, convex, somewhat angulated, last furnished with a 
strong rib surrounding the umbilicus; suture deep; aperture 
obliquely ovate; peristome simple, continuous, bell-shaped. 
Height !, breadth } inch. 
Cyclostoma yallatum, Gould, in Proc. Bost. Soc. 1847, p. 206; 
Exped. Shells, p. 39, ed. 1851, p. 107, f. 22; Petit, an Journ. 
Conch. i. p. 47. 
Omphalotropis vallata, Pfr. in Proc. Z. 8. 1851; Consp. n. 455; 
Pneum. Mon. p. 308. 
Hab. The island Tonga Tabou. 
