EXPLANATION OF PLATE XXIV. 



22. Trophon columnariua, Hedlcy and May. 



23. ,, molorihus ,, , , 



24. ,, sarmentosus ,, ,, 



25. 26. rhiliiK columnaria ,, ,, 



27, 28. Lepidopleurus columnarius, Hedley and May, 

 29, 30, 31, 32. Giuia comprised ,, ,, 



