60 BOOK OF SPECIES. 
H.GuaBra. Oval, flattish, convex, glabrous, 
slightly striated; colour as last; spire retuse ; 
inside pearly. li. W.36. 9. 
H.LAMELLOSA. Oval-oblong, flattish, con- 
vex, lamellated, and decussated by transverse 
strie, orange or marbled with brownish rose- 
colour and green ; spire rather prominent; pearly 
within. 13. Front. 4. 
H. caNALICULATA. Roundish ovate, de- 
pressed, with decussated stria, dull reddish; a 
deep internal channel projecting without; inside 
feereigs il 2. As) OW. So. 1G: 
H. PULCHERRIMA. Small, roundish, with 
granular strie and radiating lamellae, marbled 
with white and orange; spire exserted; inside 
silvery. 2...2. W.36. 2. 
H. cracHEeropiI. Roundish ovate, nearly 
smooth, bluish black; inside iridescent. 32...3; 
sometimes much larger. 
H. sanGuinea. Oblong- oval, smoothish, 
brownish red, marbled slightly with white and 
green; within silvery, stained with a brilliant 
blood-colour towards the spire. 2. Front. 5. 
