“I will now briefly describe the nature of my experiments:—
1. Condensing a sunbeam on various parts of the scorpion’s body.…
2. Heating in a glass bottle, as this admits of most careful watching. I have killed some twenty or thirty individuals in this way.…
3. Surrounding with fire or red-hot embers.…
4. Placing in burning alcohol.…
5. Placing in concentrated sulphuric acid.… The creature died in about ten minutes.…
6. Burning phosphorus on the creature’s body. I placed a small pellet of phosphorus near the root of the scorpion’s tail, and lit the phosphorus with the touch of a heated wire.…
7. Drowning in water, alcohol, and ether.
8. Placing in a bottle with a piece of cotton-wool moistened with benzine.
9. Exposing to sudden light.…