546 



APPENDIX 



127. Calyptreea (Dyspotcea) spinosa, Sow. B. M. Cat. sp. 344. 



128. Calyptreea cepacea, Brod. 345. 



129. Hipponyxfoliaceus, Quoy & Gaim. ?346. 



130. Fissurella virescens, Sow. 271. 



131. Fissurella viminea, Reeve. ,, ?273. 



132. Patella mexicana, Brod. 259. 



133. Acmcea mutabilis, Mke. 261, 264. 

 Acm. testa elliptica, convexa, posterius depressa, radiatim 



dense lirata : liris tenuibus, longitudine insequalibus ; juvenili 

 extra rufa, intus rufo limbata ; senesente extra, medio, late nigro 

 zonata, basi paleaceo-hirsuta. Long. 1 poll. 9 lin. : lat. 1 poll. 

 3, 5 lin. ; alt. 5 lin. 



134. Acmcea fascicularis, Mke. 264. 

 Acm. testa elliptica, convexa, tenui, subpellucida, radiatim 



dense lirata et concentrice tenuissime striata ; liris tenuibus, 

 insequalibus ; alba, maculis trans versis linearibus fuscis radiata: 

 radiis posticis fasciculatis. Long. 8, 5, lat. 6, alt. 2 lin. 



135. Acmcea mesoleuca, Mke. 263. 

 Acm. testa orbiculato-elliptica, conyexa, solidiuscula, subpel- 



lucida, radiatim dense lirata : liris tenuibus, insequalibus, 

 transverse striatis hincque granulato-scabris, majoribus albidis ; 

 fusca, maculis radiantibus albis variegata ; intus basi e fusco et 

 albido articulata, medio zona prasina, iinpressione muscular! 

 fusca. Long. 13,5, lat. 11,3, alt. 3 lin. 



136. Siphonaria denliculata, Quoy & Gaim. ,, ?239. 



ADDITIONS AND CORRECTIONS. 



The proof sheets of this work having been submitted to 

 several naturalists, and fresh sources of information having 

 b*een obtained, during its progress, the following errors have 

 been discovered, and additions made.* Such typographical 

 mistakes as. are at once detected, are not here noticed. 



* Besides \ 

 added to table 

 small 



the other ImndTtheTpecimens for "tablets 439, 67eTand 2244 have not yet reap- 

 peared, after the yarious processes of packing, mounting, &c. 



