LAMELLAETA. 63 



L. GEMMA, Bergh. PL 26, fig. 20. 



Undescribed. Violaceous, covered with small white specks, 

 the middle of the back, and a few, mostly marginal, spots red- 

 dish. Length, 21 mill. 



? Philippines. 



Shell not figured. 



L. STEARNSII, Pall. PI. 26, figs. 12, 13. 



White, suborbicular, depressed, whorls three, columella sharp, 

 thin, widely arcuated, showing the apex from below; spire 

 hardly elevated, suture distinct; aperture very effuse, rounded ; 

 exterior marked by growth-lines, crossed by microscopic revolv- 

 ing stride. Length, 6*5-8 mill. 



Monterey, Gal. 



Mr. Dall described a var. orbiculata, which proves to be only 

 sexually distinct ; the differences being such as mark the sexes 

 in the British species. 



L. DIEGOENSIS, Dall. PL 26, figs. 21, 22. 



Malleate, polished, white, translucent, orbicular, with deep 

 suture, volutions to apex visible from below. Length, 16 mill. 



S. Diego, Gal. 



Less calcareous, and more globosely elevated than the pre- 

 ceding form, as well as larger, and malleated, with no trace of 

 spiral striae. 



L. SEMPERI, Bergh. PL 26, fig. 23. 



Undescribed. From the figure it appears to be black, with 

 strong warty reticulations on the back, and anterior, and pos- 

 terior wrinkled processes on either side. Shell not figured. 



Length, 3 inches. 



? Philippines. 



Unfigured Species of Lamellaria. 



L. (CORIOCELLA) PUNCTATA, Stimpson. Japan. 



L. (CORIOCELLA) TUBEROSA, Stimpson. China. 



L SPIROLINEATA, Monterosato. Mediterranean Sea. 



L. KLECIACHI, Brusina. Mediterranean Sea. 



L. RANGII, Bergh. West Indies. 

 L. INDICA, Leach (L. OPHIONE, Gray). S. Australia, New Zealand. 



L. TRANSLUCIDA, Blainv. Hob. unknown. 



