ENTO 210 Study Guide - Midterm Guide: Burgess Shale, Brown Recluse Spider, Palaeoptera

• School: Texas A&M University
• Department: Entomology
• Course: ENTO 210
• Professor: Michel Slotman

Document Summary

On list of vector borne disease malaria is by far the worst. Tagmosis- primitive - appendages are repeated throughout the organism. Circulation of insects - open circulatory system = veins don"t transport blood to the organs - pours heamolymph onto organs. Subgenual organs - senses vibrations/sounds - located in legs. Johnstons organs- deal with sound (mosquitos) - located near antennae. Tympanal organ- hearing system for insects compound eyes = ommetedia. Spermathecae - stores sperm so the female can lay eggs later. Brown recluse eyes: 3 pairs of 2 - highly indicative. Black widow bites can cause systemic damage africanized honey bees have the same amount of venom as normal honey bees, but they hunt in larger groups, more aggressive and travel a lot farther. For pathogens to have successful reproductive chances they need to be able to more than one new infection per host This will lead to an epidemic or endemic