2 22 APPENDIX.
üUntbalbes.
3. Murex erinaceus, rough-ridged . Britain, &c.
4. Murex erinaceus, rough-ridged. . Ibid.
5. Murex tripterüs, sub-triangular. . Batavia.
6. Murex parthenopus, tawny yellow. . Naples.
7. Murex àntiquus, antiquated. . Britain, fit'c.
8. Murex côrrieus, slender horn. . Ibid.
28 T rochus— Top-shell
1. Trochus niloticus, large marbled. . Amboyna.
2. Trochus perspectivus, stair-case. . Ibid.
3. Trochus argyrostomus, ink-horn. . . . New Zealand.
fil 4. Trochus------------? 5. Trochus ziziphinus, livid top-shell. . Britain, &c.
29. T urbo.— Wreath.
1. Turbo delphinus, endive leaf wreath. . Amboyna.
2. Turbo cornutus, large horned wreath. . China.
3. Turbo mumia, double toothed wreath. . America.
4. Turbo littoreus, periwinkle. . Britain, &c.
30. H e l ix .— Snail.
1. Helix hortensis. . garden snail. . Britain, &c.
2. Helix nemoralis, . varied snail. . Europe.
31. N e r it a .— Hoof-shell, or nerite.
1. Nerita mamilla, . nipple nerite. . . West Indies.,
2. Nerita polita . mottled nerite. . Amboyna.
3. Nerita glaucina, . livid nerite. . Britain, &c.
32. H a lio tis.'—Sea-ear.
1. Haliotis tuberculata common sea-ear. . Britain, &c. HI 2. Haliotis iris', . iris sea-ear. . . New Zealand.
HUmbalbesi. 33. P a t e l l a .'— Limpet.
1. Patella vulgata,
2. Patella ungarica,
3. Patella cypria,
4. Patella fusca,
. common limpet. . . Britain, &c.
. bonnet limpet. . . Ibid.
. white-ribbed limpet. . . New Zealand.
. sugar-loaf limpet. . . Falkland Isles.
34. D e n t a l iu m .— Tooth-shell.
1. Dentalium--------- , ? .
35. S e r p u l a .—Worm-shell
1. Serpula triquetra,
. th re e -sid e d w o rm -B h e ll. . Britain, &c.
2. Serpula spirorbis, . ta p e rin g s p ira l. . . Ibid.
1. Teredo navalis,
36. T e r e d o .— Borer.
. ship-borer. . . . Bottoms of ships.