INDEX. 609 
Timber Beetle, account of, ii. 283. the larva of a species of this 
genus eaten in the West Indies, 283. 
Tin, native, its existence doubted, iii. 527- gold occasionally found 
with tin, 528. tin ore, where found, 529. mines of Cornwall, 
account of — of Saxony, 52p — 533. of Bohemia, 534. its fusi- 
bility — and use, 535. Block tin, what, 536. 
Titmouse. See Penduline Titmouse. 
Toad, the most detested of reptiles — possesses brilliant eyes, ii. 30. 
spawn — becomes familiar when encouraged— exemplified in a 
toad belonging to Mr. Arscott, 31. seldom come from their 
holes in the heat of the day, 33. toads occasionally used to cure 
cancer — are extremely numerous in America, 34. Surinam 
toad, a most extraordinary animal, singular account of, 35 — 37- 
Topaz. See Ruby. 
Torpedo, its wonderful power — its influence exaggerated, ii. 212. 
description, 213. curious experiments relative to its electrical 
property — singular fact by Spallanzani, 214 — 217- electric or- 
gans described, 218. 
Tortoise, arrives at a great age, ii. 3. described, 4. its manners in 
a domestic state, interesting account of, 5. its food, 7- eggs and 
young — endure long abstinence — cruel experiment of F. Redi, 
7 , 8 . 
Turbot, where found, ii. 159. fishery and baits described, 160 — 
163. 
Turtle, abundant in the West Indies, ii. 10. manner of catching 
in the Bahama islands, 11. and on the coast of Guinea, 12. 
manners, 13. eggs and young, 13, 14. turtle become an ar- 
ticle of commerce — when introduced into this country, 15. 
V. 
Vallisneria, where found, iii. 258. singular manner by which the 
species are propagated, 259. 
Varnish-tree, where found, iii. Q4. its poisonous nature, 9^- 
Chinese varnish-tree described, 97. interesting account of, 97 
— 100 . 
Vampire Bat. See Bat. 
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