. East coast marine shells; descriptions of shore mollusks together with many living below tide mark, from Maine to Texas inclusive, especially Florida . •# GENUS CHARONIA Gistel 1848 (Septa Perry 1811) CHARONIA TRITONIS NO- Fig. 47 BILIS Conrad. A fine Cymatium costatum, large shell, brilliant- showing hairy epidermis ly painted with red and brown. This variety is heavier, short- er and more shouldered than the typical which lives in the Indo-Pacific region. Length 16 inches. PI. 1, Fig. 3 Palm Beach County, Florida to West Indies GENUS DISTORSIO Roeding 1798 (WRITHING SHELLS) Aperture contra
. East coast marine shells; descriptions of shore mollusks together with many living below tide mark, from Maine to Texas inclusive, especially Florida . •# GENUS CHARONIA Gistel 1848 (Septa Perry 1811) CHARONIA TRITONIS NO- Fig. 47 BILIS Conrad. A fine Cymatium costatum, large shell, brilliant- showing hairy epidermis ly painted with red and brown. This variety is heavier, short- er and more shouldered than the typical which lives in the Indo-Pacific region. Length 16 inches. PI. 1, Fig. 3 Palm Beach County, Florida to West Indies GENUS DISTORSIO Roeding 1798 (WRITHING SHELLS) Aperture contracted and toothed, narrow; columella reflected upon last whorl. DISTORSIO CLATHRATA Lamarck (D. reticulata Link). Shell whitish under a velvety yel- lowish-brown epidermis; canal long; surface divided into squares by the strong ribs; columella plait and lip varying from light to dark salmon color. Length inches. An off-shore shell which has been taken living at certain times of the year in Lake Viforth, Florida, also upon the beach- es. Depth range 22-124 fathoms. PI. 42, Fig, 8 Lake Worth, Florida to West Indies GENUS GYRINEUM Link 1807; Ranella, Lamarck in Part (FROG SHELLS) Shell nodulous, two rows of varices opposite each other; outer lip toothed, in- ner one wrinkled; canal at base short, usu- ally reflexed; operculum horny. GYRINEUM AFFINE CUBANIANUM Orbigny. Shell yellow or flesh-colored, often rose tinted near apex; surface spotted with brown or red. The angles and tubercles vary In dif- ferent individuals. Length Inches. It has been collected on the Dry Tortugas. PI. 43, Fig. 8 North Carolina to West Indies GYRINEUM CRUENTATUM Reeve (Ranella thomae Orbigny?). Shell short, yellowish or brown- ish white, often spotted with red; revolving ridges with tubercles, those on the periph- ery the strongest; posterior canal small, anterior canal reflexed; aperture white or purple, often with reddish spots on inside wall. Length 1 inch. A fresh beach specimen was ta
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Photo credit: © The Bookworm Collection / Alamy / Afripics
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectmollusks
