53 
also occurs imbedded in the rock inclosing the room viii. 
fossil skeleton in Room IX.); the grinning tomi- na^Hist. 
ger; two janthinae ; carrier trochus ; murices; 
harp-shelis ; ton-shells ; volutes ; cowries, &c.— 
2. Mollusca acephala , or bivalve shells , such as 
oysters, arks, mactrae, &c. 
Table 30. Contains specimens of limestone, 
coral, and wood, perforated by lithodomi, phola- 
des, and by the teredo navalis, or ship-worm ; 
pinna squamosa with its beard, out of which gloves 
and stockings are manufactured ; pearl-shell of 
commerce, with several varieties of pearls ; oys¬ 
ters, and other shells, shewing the disease that 
produces pearls : various shells whose situation in 
the system has not yet been in any degree ascer¬ 
tained, such as the argonauts, or paper nautili: 
two species of nautilus, commonly denominated 
chamber nautili \ water-pot shells, &c. 
Table 31. Contains several species of chiton, 
and a very fine collection of the shells of the class 
cirripedes , or barnacles , such as the diadem coro- 
nula, cancellated and crenated pyrgoma, Savigny’s 
acasta, &c. 
Table 32 to 35. Contain various Crustacea, limuli 
or king-crabs ; calappse or crested crabs ; land 
crabs ; swamp crabs ; parthenope or horrid crab j 
robber birgus ; gigantic palinurus, &c. 
Table 36. Myriapoda or Juli, scolependrae, &c. ; 
amongst which the gigantic centipied is the most 
remarkable : arachnides , or scorpions, spiders, &c* 
Tables 3J and 42. Contain asteriades or star¬ 
fish ; 
