CLATHURELLA. 281 
yellowish white, without bands or with from one to three narrow 
chocolate bands. Length, 8 mill. 
Monterey, Cal. 
C. aFFinis, Dall. Pl. 20, fig. 80.- 
Strongly ribbed and transversely striated, narrowly shouldered; 
outer lip internally lirate, much thickened, with two strong den- 
ticulations, inner lip with four or five crenulations on the colu- 
mella; livid purple, with a single white band on the middle of 
the body-whorl, appearing just above the suture of the penulti- 
mate whorl. Length, 6 mill. 
Cape St. Lucas, L. Cal.; San Miguel Isl., So. California. 
C. Haysrana, Angas. PI. 15, fig 46. 
Whorls angulated, the decussating sculpture forming nodules; 
dull chalky gray, apex and interior of aperture purple. 
Length, 12 mill. 
New South Wales, Australia. 
C. reTIcosa, Adams and Angas. 
Ovately fusiform, fuscous, with a median white band; whorls 
six, rather flat, with scarcely a sutural angle, reticulated (but not 
nodulous) by sculpture; aperture elongately ovate, lip nodosely 
lirate within. L. 12, diam. 5 mill. 
Port Jackson, Australia. 
‘“‘ A species very similar in its general character to C. purpurea, 
Bl., from the Mediterranean.” 
C. TENUILIRATA, Angas. PI. 16, fig. 52. 
Shell solid, opaque, pale brown; longitudinal ribs eight, com- 
pressed, prominent, crossed by narrow, distant erect ridges, 
becoming sharply angular at the intersection, the entire spaces 
between them being very closely and regularly ornamented with 
fine hair-like concentric striz ; outer lip thin-edged, variced, the 
interior with a tubercle next the posterior sinus, which is broad 
and shallow. Length, 8 mill. 
Port Jackson, Australia. 
C. Rissorpes, Reeve. Pl. 27, figs. 8, 9. 
Shell smooth, shining, semitransparent; first three whorls 
longitudinally plaited, the rest smooth, the last with a varix 
nearly opposite the aperture (accidental’); columella spirally 
