SuTEK. — On Netv Zealand Polyplacophora. 63 



C. Lateral areas with 4-6, pleura 16 or 



more, granose riblets . . . . C. caJialiculatus. 



CC. Lateral areas with 4-8 divaricate riblets, 



pleura 20 furrows OQ each side . . C. cereus. 

 CCC. Lateral areas with 2-4, pleura 8-14, 

 nodulose riblets. 

 D. Girdle-scales mucronated . . C. limans, 



DD. Girdle scales not mucronated . . C. statiqeri. 

 AA. Central areas smooth, no longitudinal ribs . . C. smclalri. 



C. quoyi, Deshaves. 



Man. N.Z. Moll., p. 112. 



Viridis, Q. and G., and glaucus, Gray, are synonyms. 



C. cereus, Keeve. 



Man. N.Z. Moll., p. 112. (N. Zeal.?) 



C. pellis-serpentis, Quoy and Gaimard. 

 Man. N.Z. Moll., p. 111. 



G. sinclairi. Gray. 



Man. N.Z. Moll., p. 111. 



C. canalimlatus, Quoy and Gaimard. 



Man. N.Z. Moll., p. 112. 



Stangeri, Pilsbry (not of Eeeve), and insculptus, A. Ad., 

 are synonyms. 



C. stangeri. Reeve. 



Man. N.Z. Moll., p. 111. 



C. limans, Sykes. 



Pilsbry, Man. Conch. (1), vol. xiv., p. 175, pi. xxxvii., 

 figs. 12, 13. 



Mtiricattis, A. Adams, and sulcatus, Hutton (not of Q. and 

 G.), are synonyms. 



Genus Eudoxochiton, Shuttleworth (1853). 

 Key to Species. 



A. Shell elevated, divergence 100-110°, anterior valve with 



30 slits, spinelets black . . .. .. .. E. nobilis. 



AA. Shell depressed, divergence 1.35-140°, anterior valve with 



17 slits, spmelets brown .. .. ,. E.huttoni, 



E. nobilis, Grav. 



Man. N.Z. Moll., p. 115. 



E. huttoni, Pilsbry. 



Pilsbry, Man. Conch. (1), vol. xiv.. p. 194, pi. xlvi., 

 figs. 96-100. 



Genus Acanthopleura, Guilding (1829). 



A. granulata, Gmelin. 



Trans. N.Z. Inst., vol. iv., p. 180. Suter, Proc. Mai. 

 Soc. London, vol. ii., p. 198. 



Gorticata, Hutton, is a synonym. 



