38 



414 Amphissa corrugata Reeve. 

 Alaska to San Diego, California. 



Yates records a variety from Santa Rosa Island. 



415 Purpura triserialis Blainville. 

 Gulf of California to South America. 



416 Monoceros lapilloides Conrad. 

 Monterey to Catalina Island, Cal. 



417 Muricidea subangulata Stearns. 



"Shell small, abbreviated fusiform, dingy white and marked 

 spirally by an inconspicuous band formed of 3 reddish-brown 

 lines more or less interrupted on the basal and the preceding 

 volution; whorls 5, angulated above and on the basal whorl 

 rounded below the angle, with a shallow sulcation beneath; sur- 

 face covered with rounded and irregular costse, which are incon- 

 spicuous or obsolete on the upper whorls; longitudinally marked 

 with from 7-9 irregular rounded ribs, which at the edge of the 

 angle, (which is sometimes carinated) are broken into angular 

 or pointed knobs or blunt spines; aperture ovate, angulated above 

 and white within; the outer lip with 5 or 6 tubercles internally; 

 canal moderately prolonged, slightly curved and open in the two 

 specimens before me. Dimensions of largest: Long. .89; lat. .41 

 inch. Habitat — San Miguel Island, off the southern coast of 

 California, where the specimens from which this description is 

 made were obtained Mr. W. G. W. Harford." — Robert E. C. 

 Stearns, Cal ac pr 5: — tl, f 4 (7 Ap 1873). 



418 Fusus ambustus Gould. 



Gulf of California. Santa Barbara, Cal. (Yates). 

 San Diego, Cal. 

 Synonymy: — Ocinebra subangulata. 



419 Odostomia gravida Gould. 

 Bodega Bay to San Diego. 



420 Eulima thersites Carpenter. 



Shell small, very short, whitish, arcuate, very much distorted, 

 right margin of spire nearly straight, left strongly excurved; 

 nuclear whorls decollated, remaining whorls 6, smooth, nearly 

 flat, suture distinct, base strongly arched, aperture suboval, pro- 

 duced toward the right, peritreme continuous, heavily calloused, 

 Up sinuous. Long. 5.25, long, spire 3.25, lat. 2.25 mm. Pre- 

 eminent for aberration among the distorted Eulimidse. — Carpen- 

 ter. 



Type locality: — Santa Barbara, Cal. (Jewett). — Monterey, 

 Cal. 



421 Opalia bullata Carpenter. 

 Santa Barbara, California. Cooper. 



422 Cancellaria cooperi Gabb. 

 Monterey to San Diego, California. 



423 Lamellaria stearnsiana Dall. 

 Monterey to San Diego, California. 



424 Marginella .jewetti Carpenter. 

 Monterey to San Pedro, California. 



