166 MICROCERAMUS. 



Length 8, diam. 3.7 mm. 



Length 9, diam. 4.5 mm. (Pfr.). 



Western Cuba: Matanzas, on the Yumuri river (Pfr.) ; 

 Camao and Jaruco, in Havana prov. (Arango) ; Managua 

 (Poey). Also eastern Cuba at Trinidad and Cabo Cruz 

 (Gundlach, teste Arango). 



Bulimus turricula PFR. in Wiegm. Archiv. f. Naturg., 1839, 

 i, p. 351 ; in Phil., Abbild., i, p. 57, pi. 1, f . 13 ; Conchyl. Cab., 

 p. 133, pi. 42, f. 27-29; Monogr., ii, p. 81. REEVE, C. Icon., 

 v, pi. 69, f. 497. Not Bulimus turricula Brug., Encycl. Meth., 

 p. 324. Macroceramus t. PETIT, J. de C., i, p. 379. PFR., 

 Monogr., iv, p. 690. GLOYNE, J. de C., 1875, p. 121 (occur- 

 rence in Jamaica). BINNEY, Proc. A. N. S. Phila., 1875, p. 

 251, pi. 20, f. 9, and Ann. N. Y. Acad. Sci., iii, p. 126, pi. 14, 

 f. D (teeth). Pupa petitiana ORB., Moll. Cuba, p. 180, pi. 



12, f. 6-8. 



The rapidly tapering, acute cone of the spire is character- 

 istic. It seems to be a widely distributed species in Cuba, 

 and Gloyne states that Mr. Vendryes collected it at Port 

 Henderson, Jamaica. 



12a. Var. PERCONICUS Pils., n. v. PL 27, fig. 43. 



More strictly conic; corneous-brown with most of the rib- 

 lets in part or wholly white; base imperf orate; columellar 

 margin hardly built forward. Length 6.5, diam. 3 mm. It 

 is this variety that occurs at Camao. The teeth have been 

 figured by Binney. 



13. M. ANGULOSUS (' Gundl.' Pfr.). PI. 26, fig. 28. 



Shell hardly perforate, ovate-turrite, thin, brownish cor- 

 neous, closely sculptured with thread-like white or partly 

 white rib-stria, some of them projecting above at the suture. 

 Spire long, nearly straight-sided; whorls 9 to 10, convex, 

 several following the protoconch being angular; last whorl 

 well rounded, with no trace of a keel, the base corneous. 

 Aperture oblique, brown within, the peristome white, slightly 

 expanded, a little thickened; columellar margin not built 

 forward, slightly dilated above. 



