Part 79

1. Siliquaria anguina. Agathirses, Montf.

Fam. Maldania.

2. Dentalium octogonum.

3. Pharetrium fragile, with the outer tube broken.

Fam. Serpulacea.

4. Serpula bicarinata.

5. Spirorbis Nautiloides, on sea-weed.

6. Galeolaria decumbens, on a Conia.

7. Vermilia triquetra.

8. Spiroglyphus, on a portion of Patella.

9. Magilus antiquus, old shell. Campulotus, Guild. (from Guerin.)

10. The same, in a young state.

11. Leptoconchus striatus.

12. Stylifer astericola.

13. The same, in a portion of Star-fish.

Class, CIRRIPEDES. Order, SESSILE CIRRIPEDES

14. Tubicinella Balænarum.

15. Coronula Testudinaria. Chelonobia, Leach, Astrolepas, Klein.

16. ---- Balænaris. Cetopirus, Ranz.

17. ---- diadema. Diadema, Ranz.

18. Chthalamus, Ranz. (from Blainville.)

19. Platylepas pulchra, Leach. One valve separate, showing the inside.

20. Clitia Verruca, Leach. Octhosia, Ranz. Verruca, Schum.

21. Conia porosa. Teraclita, Schum.

22. Elminius Leachii.

23. Catophragmus imbricatus, (from Sowerby's Genera.)

24. Octomeris angulosus, (from Sow. Gen.)

25. Balanus tintinnabulum.