^ 6G mm. fK? 12.5 mm. 



„ 41.5 mm. ,, 8 mm, 



3. T. PERTUSA Born, 1778. ^^ffJ^^ am) 



Born, Musei Caes. Vindob. 1778, p. 267, pi. 10, fig. 13, 

 (not of Kiener); — Tryon, Man. Conch, vii, p. 23. pi. G, 

 figs. 5, 7;— Hedley, Mar. Moll. Queensland, 1909, p. 363. 



-^ 65 mm. ^ 11 mm. 



(MM) M^, mm, mm^-' ^ y^ <b>) 



4. T. BLANDA Deshayes, 1859. 



— , Deshayes, Proc. Zool. Soc, 1859, p. 298 ; — , Tryon, 

 Man. Conch, vii, p, 20, pi. 5, fig. 72 ; — , Pilsbry, Cat. Jap. 

 M. M. p. 13. 



Ul, ^'PyjfK^^k^^)- &S0 mm. M^ H^- ( b^ < ^ ^ JX: UstlC J: ^) 



5. T. ALVEOLATA Hinds, 1843. J-y^fj-/^^ (^JH) 



—, Hinds, Proc. Zool. Soc, 1843, p. 151 ; — , Tryon, 

 Man, Conch, vii, p. 23, pi. 5, fig. 87. — , J. Lt:'*^Lt) < > 

 ^j\\, Cat. Jap- Moll., 1909, p. 42. 



^ 37 mm. 



jg^ ^\M (^jiiit) mm, -^ ^ •y:^mm) 



h 7 -f ^y jcif^fjg)— ^M^ L'C ^. A-o^oewis Smith. /^-sEtf 7j l^q ^' >^^y' ') - ^IC^CA 

 6. T. GOTOENSIS Smith, 1879. ZJY''^^^ 



[ '^ : 



