30 
sticky and black, and very deep, so much the better for him. 
Nassa obso- 
leta. 
Fortunately, Nassas 
may be had without 
digging... Their 
crooked trails often 
cover the surface. 
And if one uses a 
tooth-brush vigor- 
ously upon them, the 
shells become really 
quite presentable. 
The Fulgurs, or 
Conch Shells, are our~ 
largest gastropods. 
They are an exclu- 
sively American 
group, inhabiting the 
shores of the United. 
States from Maine to 
Texas. We fre- 
quen t ] y see these : Fulgur canaliculata. 
shells used as flowerbed borders and hanging baskets, together 
we 
* 
. 
