251 
Cuiton Crinitus Penn.—Sowerby Conc. Ill. f. 
88. § 93.—C. FascrcuLaris Sow. Gen.— Wood Gen. 
Cone. t. 2. f. 6—C. Discrepans Brown Ill. Conch. 
Oblong, strongly keeled by a dorsal, striated rib; valves 
beaked, reniform, finely granulated at the sides, disunited 
at the extremities ; margin smooth, hairy, fasciculated ; 
inserted laminz broad; colour various. 2...1. Not 
common. 
FissuRELLA NusBercuta: Macg. Ab. p. 345.— 
Patetta N. Turt. D. p. 142.—Ovate oblong, coni- 
cal, little elevated, brownish red rayed with reddish 
white, with about fifteen broad ribs alternating with 
smaller, and somewhat reticulated with concentric in- 
conspicuous lines ; interior purplish white with a ring 
of pale reddish purple around the thick whitish marginal 
rim. 0,30...0,16. Aberdeen. 
BuLaLt& CaTENULIFERA Macg. Ab. p. 187. 
Oblong-cylindrical, very thin, transparent, brittle, pure 
white, truncate at the right extremity, wider and roun- 
ded at the other ; aperture extending the whole length, 
narrow for a fourth only, then dilated into an oblong- 
truncate form : outer lip very thin, pillar exposed and 
gently waved: white with regular distinct divergent 
longitudinal strize which are moniliformly marked, or 
