438 EUCHELUS. 



Evidently closely allied to E. foveolatus and E. pauperculus, 

 perhaps only a variety of the former. 



E. SMITHI Dunker. PL 38, figs. 5, 6, 7. 



Shell umbilicate, globose-conic, whorls 6 or 7, encircled by 

 numerous unequal, grained, partly pearly riblets ; base convex, 

 sculptured with smoother riblets, their interstices cancellated ; 

 umbilicus deeply channelled ; aperture rounded-quadrate ; columella 

 deeply sinuous, callous, terminating in an acute denticle; lip sulcate 

 within , subcinereus or ashen-reddish, with scattered obscure spots on 

 upper whorls ; lip thickened in adults, silvery-pearly. 



Alt. 15, diam. 20 mill. (Dkr.) 



Wakayama, Japan. 



Euchelus smithi DKR., Ind. Moll. Mar. Jap., p. 259, t. 6, f. 16-19, 

 1882. 



Seems quite different in form from other Euchelus. 

 E. BRONNI Dunker. PI. 57, fig. 16. 



Shell globose-conoid, perforate, brownish and white variegated ; 

 whorls 6, convex, the last subangulate toward the base ; base plano- 

 convex ; umbilicus narrow, crenated ; aperture subrotund ; lip costate 

 within ; columella oblique, terminating in a thick tooth. 



Alt. 6, diam. 8 mill. (DJfcr.) 



Japan. 



Monodonta (Euchelus) bronnl DKR., Mai. Bl. vi, p. 229 ; Moll. Jap. 

 p. 22, t. 3, f. 8. 



E. SEYCHELLARUM Nevill. PL 57, fig. 13. 



Shell small, depressed-conical, subglobulose, white, rather solid ; 

 whorls 4, a little convex, joined by impressed suture, ornamented by 

 spiral closely, minutely granulose riblets; last whorl rounded at the 

 periphery ; base convex, spirally granulate-ribbed, narrowly umbili- 

 cate; aperture subrotund; lip regularly arched, its edge rather 

 obtuse, sulcate inside ; columella straight, obliquely sloping, with a 

 small tooth below. Alt. 2i, diam. 3 mill. (Nevill.) 



Id. of Make, Seychelles. 



Euchelus seychellarumG. and H. NEVILL, Journ. Asiat. Soc. Beng. 

 xxxviii, pt. I, p. 157, 1869. 

 E. SCABER Fischer. PL 38, fig. 8 ; pi. 57, fig. 23. 



Shell globose-conoid, solid, umbilicate, whitish, with large macula- 

 tions of reddish and darker dots of the same on the line ; spire short, 



