EPIDROMUS. 



T. ANOMALUS, Hinds. PI. 16, fig. 163. 



Yellowish brown, with narrow, darker bands. 



Length, 15 mill. 



Isl. of Quibo, Veragua ; found on the sandy shore at low water. 



More ventricose than T. pictus, and the ribs more distant. 

 T. RETICOSUS, A. Adams. PI. 16, fig. 155. 



White, distantly maculate with brown ; whorls seven, covered 

 with rounded longitudinal plications, crossed by revolving lirse ; 

 lip lirate within ; no varices except that of the lip. 



Length, '5 inch. 



Japan. 



Something like a Phos, and therefore a doubtful Epidromus. 

 The species has not been illustrated heretofore ; I give a figure 

 from a specimen forming part of Adams? original lot. 



T. PUSILLUS, Pease. PI. 16, fig. 156. 



Whorls six, non-varicose, plicately ribbed longitudinally and 

 spirally striated ; columella arcuate posteriorly, callous, smooth ; 

 outer lip denticulate. White, with irregular brown spots or 

 flammules, longitudinally disposed, interrupted in the centre of 

 each whorl by a narrow transverse white line. Length, -25 inch. 



Sandwich Islands. 



Figured from a typical example in Coll. Acad. Phila. 

 T. SWIFTI, Tryon. PI. 16, fig. 158. 



Whorls eight, convex, without varices ; covered with longitu- 

 dinal rounded ribs, crossed by close revolving striae. White, 

 maculate with brown. Length 17, diam. 6 mill. 



Isl. of Antigua, W. I. (R. Swift). 



Differs from the related species by its narrow form, elongated 

 sharp spire, small aperture, etc. 



Unfigured and Doubtful Species. 



I can only insert the descriptions of the following species, with 

 which I am not otherwise acquainted. 



T. LINEOLATUS, Conrad. PI. 16, fig. 159. 



Elevated, with brown revolving Hues ; spire scalariform ; with 

 numerous varices or costse on the body-whorl ; they are generally 



