54 
NATURAL HISTORY. 
[N. ZOOL. GAL. 
Table 20. The Bernhard or hermit crabs, which live in shells ; 
the tree lobster, which is said to climb cocoa trees to get at the nuts. 
Table 21. The sea locusts or scyllarus ; the sea craw-fish. 
Table 22. The scorpion lobster, which lives a great part of its life 
on land, and destroys new made roads in India by the excavations it 
forms under them. The lobster ; one of the specimens exhibited was 
pale red, nearly of its present colour, when alive. The mantis crabs ; 
the different species of shrimps ; the glass-like alima and phyllosoma, 
which are scarcely thicker than a piece of paper, and nearly as trans- 
parent as glass ; they are found in the ocean near the equator ; the king 
crab, with its long stile-like tail and large head. 
Tables 23, 24. The sea acorn ; whale lice ; barnacles, or goose 
shells, as they are called, from the extraordinary belief that they were 
the origin of barnacle geese. 
FIFTH ROOM. 
The Wall Cases. Molluscous and Radiated Animals and Crus- 
tacea in spirits, and the Nests of different kinds of Insects. 
Over the Wall Cases is a very large wasp’s nest from India ; and 
some Neptune’s cups, a kind of sponge, from Singapore. 
Table Cases. Sponges of different kinds, showing their various 
forms and structure, and some preserved in flint, showing the same 
structure. 
JOHN EDWARD GRAY. 
May 11, 1848. 
