CYCLOPHORIDZ. 99 
$1. Shell not covered with a shining callous coat. 
1. Purina ForseEsI. B. M. 
Shell deeply and shortly rimate, pupa-shaped, solid, foveolate and 
wrinkled, opaque, fulvous-flesh-coloured; spire turgid in the 
middle, with the apex conoidal, rather blunt; whorls 6, the 
upper four convex, regular, the fifth flattened on the side of the 
mouth, the last much narrower, descending anteriorly, ascend- 
ing near the aperture, with the arcuate keel near the umbilical 
cleft; aperture nearly circular, with the base produced beyond 
the axis; peristome thick, fulvous-orange-coloured, reflected, with 
two channels; one very small at the insertion of the right 
margin, the second very deep and surrounded with thick callus 
between the arcuate body-margin and the left margin. Length 
30, breadth 15 mill. 
Pupina grandis, Forbes, in Voy. Rattlesnake, App. p. 380, t. 2, 
f. 10, not Gray. 
Pupina Forbesi, Pfr. Consp. n. 204; Ic. t. 31, f. 19, 20; Pnewm. 
Mon. p. 140. 
Hab. The Louisiade Archipelago (Macgillivray). 
2. PUPINA HUMILIS. 
Shell scarcely subperforate, oblong-ovate, solid, little shining, pale 
brownish ; whorls 6, the upper ones moderately convex, the last 
rounded, slender; aperture perpendicular, circular, with two 
channels ; peristome thickened, expanded, with the right mar- 
gin produced upwards, separated from the arcuate body-margin 
by a smail sinus; columellar margin divided in the middle by 
a channel which runs backward arcuately, and is surrounded by 
thick callus. Length 16, breadth 7 mill. 
Pupina humilis, Jacg. in Ann. Sc. Nat. 1841 ; Hombr. & Jacq. Voy. 
Pol. Sud. Moll. t. 10, f. 21-24; Sow. in Proc. Z. S. 1841, p. 103; 
Thes. nu. 7, p. 18, t. 4, f.2; Reeve, Conch. Syst. t. 181, f. 7, 8; 
Pfr. Ic. p. 204, t. 27, f. 15,16; Gray, Cat. Cycl. p. 33, 0.2; Pfr. 
Consp. n. 205; Pnewm. Mon. p. 140. 
Pupina antiquata, Sow. Conch. Man. ed. ii. f. 526. 
Hab. New Guinea (Hombr. and Jacq.). 
3. Pupina MiInporeEnsIs. 
Shell imperforate, pupa-shaped, rather solid, very closely striate, 
silk-shining, brown; spire oblong-conical, with the apex rather 
pointed; suture deep, bordered; whorls 7, convex, the last one 
narrower, rounded ; aperture rather circular, oblique, its base 
being produced beyond the axis, sinuated above by a triangular 
callus, which is placed on the body of the penultimate whorl, near 
the insertion of the right margin; peristome broad, thickened, 
