Viewing page 17 of 41

This transcription has been completed. Contact us with corrections.

17.
sea they look like heaps of rubbish. In this manner they so effectually conceal themselves from their enemies that it is well nigh impossible to detect the deception except when the animal moves.

   Family Scalariidæ. No. 51 
The generally small but beautiful shells of this family have delicate ribs or frills running in a direction from the base towards the apex. The Royal Wentte Trap (Scalaria pretiosa) of China, the largest and finest species, was formerly a very rare and exceedingly desirable shell. Good specimens