I iu. 10 



FI K . 11. 



Fig. 9. 



Fig. 9, cortex enlarged. Fig. 10, specimen from J. T. Paul, Australia. Fig. 

 ii, specimen from J. G. O. Tepper, Australia. 



BOVISTELLA SCABRA. 



fig. 13. 



FI K . 12 



Fl*. 19. 



Specimens from J. T. Paul, Australia. 

 BOVISTELLA AUSTRALIANA. 



