. West American shells; a description in familiar terms of the principal marine, fresh water and land mollusks of the United States found west of the Rocky Mountains, including those of British Columbia and Alaska ... resemblance to the strings of a musical instrument. This species is also found on the shores of Bering Sea. It is not a common viridum, Dall, the Green Whelk, shown in its natural size in Figure 165, is not a nortli- erner, but was dredged from water half a mile deep, off the Santa Barbara Islands. The shell is delicate and thin, and is covered with a fine, greenis
. West American shells; a description in familiar terms of the principal marine, fresh water and land mollusks of the United States found west of the Rocky Mountains, including those of British Columbia and Alaska ... resemblance to the strings of a musical instrument. This species is also found on the shores of Bering Sea. It is not a common viridum, Dall, the Green Whelk, shown in its natural size in Figure 165, is not a nortli- erner, but was dredged from water half a mile deep, off the Santa Barbara Islands. The shell is delicate and thin, and is covered with a fine, greenish gray epidermis, which easily falls off. The outer lip is thin and but slightly reflected. The length is 46 millimeters. We turn back now to certain Spindle-shells, the first of which is Chrysodomus amidn- ^^- ^^^ ^*^ tus, Dall, the Unspotted Spin-dle-shell, shown in Figure166. It has a large, thin,white shell, with a promi-nent nucleus at the top, whileit is marked with numerousnarrow revolving fine species was dredgednear the Santa BarbaraIslands. Chrysodomus dirus, Rve.,the Dire Spindle-shell, Fig-ure 94, was described andfigured on a preceding 166. XI (*) ji^ hardly seems to deserve.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectmollusks, bookyear190
