in 



TAI]. LIU. 



APLYSLV lijbrida. 



Class 6. Vermes. Order 2. Mollusea. 



Gen. Char. Bodi/ creeping, covered with reflected 

 membranes, with a membranaceous shield on the 

 back covering the lun^^s. An aperture on the 

 right side. Fbnt above the extremity of the 

 back. Feelers 4 resembling ears. 



Spec. Char. Purple all over. 



Syn. Laplysiadepilans? Pennant^ Brit. ZorA. 4. 42. 





VV E may consider the representation of this curious crea- 

 ture as under sea-water on a rock, as it is always lound in 

 the sea, and is either dragged from thence or left on the 

 rocks at low water. It is said to be not unfrequent about 

 the rocks near Penzance, and indeed I was told great 

 numbers might be got. This was gathered in the year 1799 

 on St. Michael's Mount. My friend Mr. Turner pointed it 

 out, and my son gathered it at about the length of his arm 

 imder water in the hollow of a rock, and I put it into a 

 box. We handled it pretty much, and felt no particular 

 sensation ; but, looking at my hands after having put it 

 by, I found a very copious quantity of purple fluid had 

 been deposited by the animal in both our hands. I put 

 some of this on a piece of paper, and it remained nearly 

 as brilliant for two or three years afterwards. This has 

 yoh, I. N 



