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260 teeth. Outer lip thickened. Do not confuse with Persicula iitinuta Pfr. Com- mon in shallow water to several fathoms. Alias lacrimula Gould, hadria Dall and amianta Dall. Gibberulina pyriformis Carpenter Pear-shaped Marginella Figure 56n Izhut Bay, Alaska, to Gulf of California. Ys inch (3 mm.) in length; aperture as long as the shell. Glossy, trans- lucent milk-white. Lower columella with 4 fairly strong folds with several microscopic teeth farther above. Outer lip curled in and with about 30 microscopic teeth. Animal black. Very common all along the Pacific coast from low-tide line to 40 fathoms. On mud, gravel or backs of abalones. Family CONIDAE Genus Conus Linne 1758 Conus spurius atlanticus Clench Alphabet Cone Plate 14P Florida and the Gulf of Mexico. 2 to 3 inches in length; spire slightly elevated in the center. Top of whorls smooth, except for tiny growth lines. Color white with spiral rows of orange-yellow squares. Interior of aperture white. A rather common and attractive species found in shallow water. True spurius spurius Gmelin from the Bahamas and Antilles differs only in having the spots merging into occa- sional mottlings. Another race occurs off Yucatan in which the spots are sometimes smaller and a rather dark bluish purple. Conus aureofasciatus Rehder and Abbott Golden-banded Cone Plate i4g Tortugas to off Yucatan, Mexico. 2 to 3 inches in length, similar in shape to spurius, although sometimes more slender. Characterized by several spiral bands of light-yellow. Dredged in several fathoms of water. Uncommon to rare. It is possible that this spe- cies may be only a freak color form of spurius. Conus daucus Hwass Carrot Cone Plate 14a Both sides of Florida and the West Indies. I to 2 inches in length. Spire rather low, sometimes almost worn flat. Shoulder even and sharp. Spire with small, spiral threads. Color deep, solid orange to lemon-yellow, rarely with a lighter band. Spiral rows of minute