polymath

[nfiche]

1 Very large gastropod related to the whelk

_ _ _ O _ B

2 A prison in which all prisoners can be watched from one point (10)

_ a_o _ _ _ c _ n

thanks !

[shaneystar2]

2.Panopticon.

[shaneystar2]

1. Are you sure about the B..there is TONOHO, this is a Busykon whelk, also called False trumpet, Australian trumpet.
References call this the largest gastropod in the world.

[mac44]

1 Possibly Stromb