SCALARIA. 61 



S. Catanuanensis, Sowb. PI. 12, fig. li. 



Shell ventricose, with seven rounded whorls, yellowish brown 



with very small, close, thin varices, and a conspicuous one on 



the back, near the aperture, minutely decussated by spiral striae. 



Length, 12 mill. 



Catanuan, Philippines. 



In Conchologia Tconica, the figures of this species and of S. 



pulcheri'ima have been transposed. 



S. IMMACULATA, Sowb. PI. 12, fig, 80. 



Subumbilicated, minutely spirally striate, whitish ; whorls 

 about 9, rounded, coutigiious, with rather numerous, very thin, 

 unequal lamellae, disappearing about the middle of the whorls, 

 and crispate at the suture. Length, 1 inch. 



Fhilippi7ies. 

 S. FRiABiLis, Sowb. PI. 12, fig. 75. 



Scarcely umbilicated, very thin, white ; whorls 8, but slightly 

 convex, the suture not deeply impressed, with very thin, close 

 lamellte. aculeate close to the suture. Length, 20 mill. 



Sican Biver, Australia. 

 S. CRISP ATA, Pease. PI. 12, fig. 79. 



Subimperforate, thin, white, finely spirally striated; whorls 

 8-9, convex, contiguous, the last whorl slightly ventricose, with 

 numerous, close, small, thin, cvenulated lamellae. 



Length, 20 mill. 



Paumotus Is. 

 S. INDISTINCTA, Sowb. PI. 12, fig. 76. 



Subimperforate, rather solid, white, minutely spirally striated; 

 whorls 9, well rounded, with ver^^ fine close lamellae, a little 

 crispate at the suture. Length, 23 mill. 



Gulf of California. 

 S. TENUISTRIATA, d'Orb. PI. 14, fig. 52. 



Subimperforate, thin, whitish ; whorls 8, convex, subcancellated 



by very numerous close lamellae and fine spiral striae. 



Length, 16 mill. 



Bahia Blanca, Buenos Ayres. 



S. TENERA, H. Adams. PI. 12, fig. 77. 



Subimperforate, thin, very finely spirally striated, white ; 

 whorls 9, well rounded, with numerous close, thin lamellae, a little 



