. East coast marine shells; descriptions of shore mollusks together with many living below tide mark, from Maine to Texas inclusive, especially Florida . Fig. 48 Egg case of Buccinum undatum shore to a depth of 100 fathoms. BDCCINUM UNDATUM Linne. Waved Whelk. An opaque, almost lustreless shell, sculptured with many fine thread-like spiral ridges arranged in groups; whorls seven to eight; shell wall glazed near inner lip; opercu- lum pale yellow with layers of growth re- sembling the epidermis of shell. Length inches. There are many extraordinary varie- tal manifestations of this species,
. East coast marine shells; descriptions of shore mollusks together with many living below tide mark, from Maine to Texas inclusive, especially Florida . Fig. 48 Egg case of Buccinum undatum shore to a depth of 100 fathoms. BDCCINUM UNDATUM Linne. Waved Whelk. An opaque, almost lustreless shell, sculptured with many fine thread-like spiral ridges arranged in groups; whorls seven to eight; shell wall glazed near inner lip; opercu- lum pale yellow with layers of growth re- sembling the epidermis of shell. Length inches. There are many extraordinary varie- tal manifestations of this species, dwarfs, keeled, elongated, thin, reversed, two to three operculated shells. Some of the most remarkable have been taken off the English coasts. It lives from tide mark to consid- erable depths. In America the specimens are slightly smaller than the European ones. Tons of these whelks are carried to the British fish markets. In the year 1504, when Warham was enthroned Archbishop of Canterbury, there were provided for a feast "8,000 whelks at 5 shillings per 1,; The curious spawn cells are called "Sea Wash Balls" on account of their being used by sailors to wash their hands. PI. 47, Fig. 6 Newfoundland southward to Charles- ton, South Carolina; Iceland to Mediterranean Coast of France GENUS PISANIA Bivona 1832 Shell oblong; spire prominent; out- er lip thickened, canal short; operculum ovate. PISANIA PUSIO Linne. Whorls ten to eleven; growth lines almost rib-like on upper whorls. the last becoming smooth; aperture fully half length of shell; outer lip toothed on outer edge; inner lip callus rising into a lip; frequent teeth at base of columella, white plaits on wall above and with canal above them. Color brownish purple with narrow darker bands and white arrowhead- like spots. Length 54 mm. PI. 47, Fig. 9 Florida Keys and West Indies PISANIA VARIEGATA Gray. Whorls eight to nine, suture indistinct; about nine strong nodules to each whorl; longitudinally gro
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectmollusks
