175 
2555 Zonitoides alliaria Drap. 
Europe.—Boulder, Colo. in a greenhouse (see Nautilus 20: 
144). . 
—-—0 
2556 Henderson, Junius: 
Mollusea of Colorado. Univ of Colo studies 4:— (F & Ap 
1907). 
2557 Cymatium corrugatum tremperi 
Periostracum blackish brown, coarse, lamellose with, on the 
varices, strong, sparse, projecting hairs reaching 6 mm in length; 
in the channels only 1 or 2 coarse irregular, markedly larger rib- 
lets. Length 85, aperture, including canal, 36, max. diam. 38 
mm.; 5 rather prominent axial ribs on the last whorl between 
the last pair of varices. San Pedro, Cal. (R. H. Tremper). 
Dall, Nautilus 22:85. 
2558 Vitrea fagalis 
Cockerell, Nautilus 22:89. Florissant, Colo. (Miocene). 
2559 Vertigo occidentalis . 
‘Shell of the shape, size and appearance of a smaller Vert. 
ovata Say, but perforated; short ovate, chestnut colored, trans- 
parent; slight impressions over the palatal folds, no crest, no 
callus inside; lamelle and folds; parietal and angular close to- 
gether, coherent, short, low, somewhat massive; columellar only 
indicated by a slight angular projection; the 2 palatals quite 
small, short, the upper close to margin. Alt. 2 mm. Soft parts 
not seen.’’—Dall, Nautilus 22:90. 
Type locality: San Bernardino Mts., alt. 7600 ft. (S. S. Berry). 
2560 Ilyanassa obsoleta 
Nautilus 22:91, recorded from the oyster beds in San Fran- 
eisco bay, Cal. (EH. W. Gifford). Introduced from the Atlantic 
coast. 
2561 Odostomia terricula 
La Jolla, Cal. (Nautilus 21:92). 
2562 Murex Carpenteri alba 
Berry, Nautilus 21:105. Newport, Orange Co., Cal. 
2563 Berry, S. S. 
Molluscan fauna of the San Bernardino Mts., Cal. Nautilus 
ART i2Z1, 
Notes on Nos. 2564-2569 and others. 
2564 Pisidium Californicum Newc. 
2565 Musculium Raymondi Cp. 
2566 Physa Cooperi Tryon. 
2567 Physa politissima Tryon. 
2568 Vitrina Alaskana Dall. 
2569 Euconulus fulvus Drap. 
2570 Turbonilla (Pyrgiscus) castanella 
Substituted for T. (P.) castanea, U S Nat Mus pr — 109, by 
Dall, Nautilus 21:131, preoccupied name. 
2571 Odostomia (Amaura) Canfieldi 
Dall, 1. c. substiuted for O. (A.) Montereyensis D & B, U. S. 
Nat Mus pr — 509. 
2572 Milax gagates plumbea 
Boulder, Colo., greenhouses, probably introduced from the 
Pacific coast. 
