OLIVIDAE 247 



% inch in length, apex bulbous. Characterized by its translucent shell 

 with numerous, long, wavy, axial flammules of reddish brown on the sides of 

 the whorls. Dredged from 115 to 144 fathoms. Named for Hilary B. Moore 

 of the University of Miami, Florida. 



Olivella floralia Duclos Common Rice Olive 



North Carolina to both sides of Florida and the West Indies. 



% to /4 inch in length, slender, fusiform and with a sharp apex. Color 

 all white, but often with a dull bluish undertone. Apex white, orange or 

 dull purplish. Columella with numerous, very small folds. Common in shal- 

 low water. 



Olivella baetica Carpenter Beatic Dwarf Olive 



Plate 2oq 



Kodiak Island, Alaska, to Lower Cahfornia. 



% to % inch in length, moderately elongate, rather light-shelled, glossy, 

 and colored a drab-tan with weak purplish brown maculations often arranged 

 in axial flammules which may be more pronounced near the suture. Columellar 

 callus weakly developed, the lower end with a double-ridged spiral fold. 

 Fasciole white, often stained with brown. Early whorls usually purplish 

 blue. O. porteri Dall is the same. 



Olivella pedroana Conrad San Pedro Dwarf Olive 



Oregon to Lower California. 



% to ^ inch in length, resembhng O. baetica, but much heavier, much 

 stouter, with a heavy callus, and colored light-buff to clouded, brownish 

 gray with long, distinct, axial, zigzag stripes of darker brown. Fasciole and 

 callus always white. The lowest columellar spiral ridge is single or rarely 

 double. Moderately common from i to 15 fathoms. O. pycna Berry is the 

 same, and matches the neotype designated by Woodring in 1946. O. intorta 

 Carpenter is also this species. 



Subgenus Callianax H. and A. Adams 1853 

 Olivella biplic ata SowcThy Purple Dwarf Olive 



Plate i2i 



Vancouver Island to Lower California. 



I to I M inches in length, globular to elongate, quite heavy. Upper colu- 

 mella wall with a heavy, low, white callus. Lower end of columella with a 



