FULTON : LIST OF SPHOEKOSPIKA SECTION OF THERSITES. 9 



17 —T. eroftoni, Cox. 

 P.Z.S., 1872, p. 18, pi. 4, fig. I. 

 Luc. — Hydrometer River, (Queensland. 

 Type in British Museum. 



18.— T. eoxi, Cro^bc. 

 Juurn. de Conch)!., 1866, p. 195 ; Conchyl. Cub., p. 534, pi. 163, ligs. 5, 6. 

 Lor. — Port Molle and Port Denison, (^)ueensland. 

 .Vlthough always easily separated, almost the only difference between nvffoni 

 and coxi is that of coloration. 



(iRoUF OF inncleaiji. 



19— T. oeonnellensis, Cox. 

 P.Z..S.. 1 87 1, p. 55, pi. 3, figs. 4, 4a 

 Zac*.— The C)'Connell River, Port Denison, (Queensland. 

 Type in British Museum. 

 .V distinct form easily distinguished by its basal flatness (the spire varies 

 greatly in height) and broadly excavated umbilical area. 



20— T. arthuriana, Cox. 

 P.Z.S., 1873, p. 564, pi. 41, figs. I, la. 

 Loc. — L. Is., N. (Queensland. 

 Nearest to the foregoing species, but lighter-coloured above, the last whorl 

 is more rounded and the umbilicus not nearly so broadly excavated. 



21.— T. gpatiosa. Cox. 

 P.Z.S., 187 1, p. 53, pi. 3, figs. 1, la. 

 Ldc. — \\'hitsunday Is., (^)ueensland. 

 Type in British Museum. 

 A distinct form, easily recognised. 



22.— T. etheridgei, Brazier. 

 PI. I, fig. 2. 

 Proc. Linn. Soc. N.S W. (ii), 1877, p. 25. 

 Ldi-. — Andromache River, N.E. Coast of Australia. 

 Type in Col. Beddomes collection. 

 Differs from (;raficm in haviug a white peristome and numerous yellowish 

 spiral bands on lower | ait of the last whorl. It is probably only a variety 

 of ijrafiom. I have only seen two examples. 



23.— T- maeleayi. Cox. 

 P.Z S., 1864, p. 485, figs. 1—3- 

 Lor. — \\'hitsunday Is., and Port Denison, (Queensland. 

 Somewhat similar to (jmfiomm form, but readily separated by its very 

 different coloration. 



