EXPLANATION OF PLATES. 117 
Class, CIRRIPEDES. 
Order, SESSILE CIRRIPEDES. 
FIG, 
14 Tubicinella Baleenarum. y 
15 Corunula Testudinaria. Chelonobia. Leach, Astrolepas, 
Klein. 
16 —————. Balenaris. Cetopirus, Ranz. 
17 ————  diadema, Diadema, Ranz. 
18 Chthalamus, Ranz. (from Blainv.) 
19 Platylepas pulchra, Leach. One valve separate, shewing 
the inside. 
20 Clitia Verruca, Leach. 
21 Conia porosa. 
22 Elmineus Leachii. 
23 Catophragmus imbricatus (from Sowerby’s Genera. ) 
24 Octomeris angulosus (from Sowerby’s Genera. ) 
25 Balanus tintinnabulum, 
Montagui, Acasta, Lam. 
galeatus, Conoplea, Leach. 
28 Creusia gregaria, b. shewing the internal structure. 
29 Nobia grandis. 
30 Savignium crenatum. 
31 Pyrgoma cancellata. Pomme ee 
32 Adna Anglicum, 
33 Megatrema semicostata. 
Order, PEpUNCULATED CiRRIPEDES. 
34 Pentelasmis levis; anatifera, Lam. Anterior, a. 
35 Scalpellum vulgare. 
36 Smilium Peronii. 
37 Pollicipes polymerus. 
37*Pollicipes mitellus, Capitulum, Gray ? 
38 Bisnzeus Rhophodius. 
39 Lithotrya dorsalis. 
40 Ibla Cuveriana. 
41 Octolasmis Warwickii, Gray. Heptalasmis, Leach. 
42 Cineras vittatus. 
43 Otion Cuvieri. 
Class, CONCHIFERA. 
Order, C. Dimyaria. 
Fam. Tubicolaria. 
44 Aspergillum vaginiferum. 
45 Clavagella, a fossil species. 
46 Teridina personata. 
