4401 Notices of New Books. 



Part XII. comprises the following genera : — Zaria, Mesalia and 

 Eglisia, Gray; Caecum, Fleming; Siphonium, Browne; Vermetus, 

 Adanson; Bivonia, Gray; Serpulorbis, Sassi ; Cladopoda, Gray; 

 Spiroglyphus, Daudin ; Tenagoda, Gueltard ; Onustus, Humphrey ; 

 Xenophora, Fischer ; Calyptra, Humphrey ; Crucibulum and Tro- 

 chita, Schumacher; Galerus and Crypta, Humphrey; Capulus, 

 Montfort ; Amathina, Gray; Cochlolepas, Klein; Vanikoro, Quoy 8$ 

 Gaimard ; Neritopsis, Grateloupe ; Nerita, Linneus ; Neritella, Hum- 

 phrey ; and Clithon, Montfort. 



Part XIII. comprises the following genera : — Catillus, Humphrey ; 

 Eutropia, Humphrey ; Turbo, Linneus ; Senectus, Humphrey ; 

 Lunella, Bolten ; Modelia, Gray; Prisogaster, Morch ; Callopoma, 

 Ninella and Collonia, Gray ; Astralium, Link ; Stella, Klein ; 

 Guildfordia, Uvanilla, Pachypoma, Lithopoma and Pomaulax, Gray ; 

 Cookia, Lesson ; Bolma, Risso ; Liotia, Gray; Cyclostrema, Mar- 

 ry att ; Acleorbis, Searles Wood; Umbonium, Link ; Isanda, H. and 

 A. Adams ; Camitia, Gray ; Chrysostoma, Swainson ; Angaria, 

 Bolten; Livona, Gray; Trochus, Linneus; Cardinalia, Gray; 

 Tectus, Montfort ; Polydonta, Schumacher; and Clanculus, Mont- 

 fort. 



Part XIV. comprises the following genera : — Crospedotus, Philippi; 

 Monodonta, Lamarck ; Euchelus and Diloma, Philippi ; Thalotia, 

 Gray ; Ziziphinus, Leach ; Turcica, H. and A.Adams; Cantharidus, 

 Montfort; Eleuchus, Humphrey; Bankivia, Beck; Trochocochlea, 

 Klein; Oxystele, Philippi; Photinula, H. and A. Adams; Chlo- 

 rostoma, Swainson ; Omphalius, Philippi ; Monilea, Sivainson ; Gib- 

 bula, Leach; Trochiscus, Sowerby ; Margarita, Leach; Vitrinella, 

 C. B. Adams; Stomatella, Lamarck; Stomatia, Helbling ; Microtis, 

 A. Adams; Gena, Gray; Broderipia, Gray; Anatomus, Mont- 

 fort; Haliotis, Linneus; Teinotis, H. and A. Adams; Padollus, 

 Montfort ; Fissurella, Bruguiere ; Lucapina, Gray ; and Clypidella, 

 Swainson. 



