86 OL1VA. 



Duclos (fig. 22), and 0. nitidula, Duclos, not Gmelin (fig. 23), 

 are to be united with it. 



O. PANNICULATA, Duclos. PI. 32, figs. 24, 25. 



White, with faint longitudinal zigzags, and interrupted narrow 

 bands at the suture and below the middle. Lgngth, '75 inch. 



Madagascar. 

 O. ANIOMINA, Duclos. PI. 32, figs. 26, 27. 



.Yellowish white, with chestnut-red zigzags and nebulous 



markings. Length, '75-1-1 inches. 



Japan. 



0. rufopicta, Weinkauff (fig. 27), appears to be the same 

 species. 



O. KALEONTINA, Duclos. PL 32, fig. 28. 



Purple-fawn, interruptedly spotted and variegated with reddish 

 chestnut, with oblong spots beneath the sutures ; columella and 

 interior of the aperture purplish white. Length, 33 mill. 



Bay of Guayaquil and Galapagos Is.; 6 to 12 fms. Cuming. 



O. BRODEEIPII, Ducros. PI. 33, fig. 33. 



Shell rather convex, with short spire ; yellowish brown, closely 

 reticulated with chestnut ; aperture chocolate-brown within. 



Length, 30 mill. 



Habitat unknown. 



A doubtful species, supposed to differ from 0. ispidula in its 

 wider form and more convex sides. 



O. PYGM^A, Reeve. PL 32, fig. 29. 



Orange-yellow, clouded and dotted with red-brown ; columella 

 and interior of aperture white. Length, 12 mill. 



Habitat unknown. 



Except in the color of the interior, it resembles 0. ispidula: 

 it is a doubtful species. 



O. ISPIDULA, Linn. PL 33, figs. 34-43, 29, 38. 



White, ash, yellow, brown, chestnut or chocolate-colored, 



without markings, or with nebulous spots, zigzag lines or 



reticulations, often with a band near the top of the body-whorl ; 



columella white ; interior chocolate-colored. Length, 1-1 '5 inches. 



Indian Ocean, Philippines, Fiji Islands, etc. 



It is impossible to enumerate the shades and patterns of 



