j^^. 110 mm. ^, 1!) mm. 



40. T. ARGUS Himls. 184:1 t^^07^^ Ctfrffl) 



IliiiJs, Proc. Zool. Soc, 1S43. p. If^O ; Sowerby,, 'J'lu«8. 

 Concli. fig\ 04; 'J'ryon. ^Inii. Condi , vii, p. 11, jil. 2, fig. 24. 



Mi-^j b xam^^'^inkW<i^^mMnmiz6 ^. Tit c^^ f) Tain^^<i?«ii<:'r 



J^. 7S mm. f«(, 12 mm. {iz:^0M^) 



,. 77.') mm. .. 12.3 mm. ( ±ii.M'tM^) 



(MM) :^l>rJ')^.^^ ; ±f^: ; ( m^si^ ^ ;u ^ ^ -^ x ,|i, ; ^ t f- ,^o 



b 7 4 ;^i/^li 7'. nehulom Kiener (SowcrLy ^(7) 7". nehuhsa (:^[^--f^)-^ 



Section Ahretia H. and A. Adams, 1853. ^Sf J^^IM (ITrM) 

 /j/jli^^llllit^j: b , t^t^a ^- cerithina Lam. fl^ ^ ^ ^ y ^ ^ ^jT i) . 

 41. T. CERITHINA Lamarck, 1822. ^=.^ 'j -§7^^' (ifrffi) 



Lamarck. Aiiim s. Vert., v. vii, \k 288 ; Kiencr, Iconog., 

 t. II, (ig. 2r) ; Tryon, Man. Concii. vii, p 12, ]>]. 2, fig. 'M) 



{T. errcfhiua Lam. l^<\li^\h J^^^;i|, Prel. Cat. Jai). M 

 S., 1900, p. 35 C^Ht)- 



C 24 ] 



