40 



442 ^olis barbarensis 



"Rose-red, longer tentacles tipped with yellow, branchial ciliae 

 simple in 6 longitudinal rows, all short, the middle rows longest 

 and tipped with blue, anterior tentacles 2, above the mouth, dor- 

 sal tentacles club-shaped, a white streak extending from the me- 

 dian line between them to the mouth. Length nearly an inch. 

 Santa Barbara, Cal., 16 fathoms on a rocky bottom." — Cooper, 

 Cal ac pr 3:59. 



443 Calliostoma gloriosum Dall. 



Monterey bay, Cal. Santa Barbara? (Yates). Pt. San Pedro, 

 12 miles south of San Francisco, Cal. 



444 Calliostoma splendens Carpenter. 



Monterey to Catalina Island. Santa Rosa Island (Yates). 

 May be only a form of C: supragranosum. 



445 Calliostoma tricolor Gabb. 



New Year Point to San Diego, Cal. Santa Rosa Island (Yates). 



446 Galerus contortus Carpenter. 

 Santa Barbara and islands, California. 



Synonym of Galerus mammillaris. 



447 Phidiana iodinea 



Cooper, Cal ac pr 3:60. — "One from Santa Barbara beach, 

 agreeing with those from San Diego." 



"^olis (Phidiana?) iodinea: rich violet purple, narrow 

 wedge-shaped, high in front, tapering to an acute point behind, 

 slightly constricted in 5 parts of the body corresponding to divi- 

 sions of the branchiae. Foot very narrow, slightly expanded. 

 Head obtuse, with 4 tentacles, the upper longer and turned up- 

 ward, the lower deflexed. Two club-shaped, orange-colored ap- 

 pendages a little behind the upper tentacles. Branchiae short in 

 a double row, close together near the median line, their color, 

 orange red. Length, 2 y 2 ; breadth one-fifth, inches. On rocks, 

 among algae outside of San Diego bay — rare inside." — Cooper 

 Cal ac pr 2:205. 



448 Succinea rusticana Gould. 

 Tryon, Monog T M 24, t 2 f 19. 



Elongate ovate, thin fragile, diaphanous, irregularly striate; 

 spire elevated, acute, suture moderately impressed; whorls 3, 

 not very convex; body long, oval, not inflated; aperture narrowly 

 oval, three-fifths the entire length. Pale greenish or yellowish. 

 Length 14, diameter 7 mm. 



Living: Nevada; Vancouver Island, to Baja California. 



449 Physa traskii Lea. 



Shell very much inflated, somewhat oblique, striate, semi- 

 transparent, very thin, pale chestnut color; spire somewhat pro- 

 duced, pointed at the apex; sutures impressed; whorls 6, the last 

 one very large and very much inflated; aperture broadly ex- 

 panded; outer lip acute, and within the margin brown-banded; 

 columella impressed in the middle and furnished with a large 

 fold. Length 9, diameter 12 mm. Los Angeles river, California. 

 Santa Barbara (Yates). 



450 Acmaea patina Eschscholtz. 



Aleutian Islands to San Diego, Cal. Mazatlan. 

 Synonym of A. testudinalis fide Dall. 



