CHAPTER II

ARTHROPODS WHICH ARE DIRECTLY POISONOUS 6-56

The Araneida, or Spiders. The tarantulas. Bird spiders. Spiders of the genus Latrodectus. Other venomous spiders. Summary. The Pedipalpida, or whip-scorpions. The Scorpionida, or true scorpions. The Solpugida, or solpugids. The Acarina, or mites and ticks. The Myriapoda, or centipedes and millipedes. The Hexapoda, or true insects. Piercing or biting insects poisonous to man. Hemiptera, or true bugs. The Notonectidae or back-swimmers. Belostomidae or giant water-bugs. Reduviidae, or assassin bugs. Other Hemiptera reported as poisonous to man. Diptera; the midges, mosquitoes and flies. Stinging insects. Apis mellifica, the honey bee. Other stinging forms. Nettling insects. Lepidoptera, or butterflies and moths. Relief from poisoning by nettling larvae. Vescicating insects and those possessing other poisons in their blood plasma. The blister beetles. Other cryptotoxic insects.