CORRIGENDA. 



FOR PART LXIV. 

 Page 24, " Biisca" see pages xlv and 278. 



Page 40, line 4 from the bottom, for " Mopsella" read " Mopsca." 

 Page 93, line 14 from the bottom, for "fig. 30," read "page 30." 

 Page 118, line 9, for " jJurimracea" read " ftirfuraeea" 

 Page 124, line 7 fi'om the bottom, for " Muricella umhrnticoidcs, Studer," read " Muricella umbrati- 



coidcs (Studer)." 

 Page 124, line 6 from the bottom, for " Muricella," read " ihoricea." 

 Page 137, for lines 6 and 7, read " Non Plexaura flexuosa, Laniouroux, Valenciennes (" de la 



Havane "), Comptes rendus, t. 41, p. 12, 1855." 

 Page 144, line 7 from the bottom, " ramosisdma" should be in roman type. 

 Page 162, line 4 from the bottom, for " Stcberia," read " Soknocaidon." 



Pages 173—192 were 2>'>'inted i]ff before Plates XL. and XLI. were drawn, and the followiwj 

 corrections arc therefore necessary : — 

 Page 173, for " fig. 5," read " ligs. 4a, ib." 

 Page 174, line 14, after " var. A." add " fig. 4«." 

 Page 174, line 16, after " var. B." add " fig. 45." 

 Page 174, line 20, for " fig. 6," read " fig. 5." 

 Page 175, line 9, /or "fig. 7," read "fig. 6." 

 Page 176, line 1, insert " PL XL. fig. 7." 



Page 176, Hne 3 from the bottom, for " fig. 8," read " figs. 10, 10«, 10/)." 

 Page 177, Hne 10 from the bottom, for " PI. XL. fig. 9," read " PI. XLL fig. 1." 

 Page 178, Hne 18, for " PI. XL. fig. 10," re((d " PL XLI. fig. 3." 



Page 179, Hne 5, for "fig. 11," read " fig. 8," and line 32, for " fig. 12," read "fig. 9." 

 Page 180, Hne 27, /or " fig. 1," read " fig. 2." 

 Page 182, Hne 13, for "fig. 2,' 

 Page 183, Hne 23, for 

 Page 184, line 14, for 



