Logical Fallacies: Online Resources

Rules for Writers and The Student's Guide each have some short sections on logical fallacies. 

Source: https://flic.kr/p/7W4WMp

Here are some online resources as well:

• Purdue's Online Writing Lab (OWL) page on logical fallacies
• UNC's Writing Center page on logical fallacies
• The Internet Encyclopedia of Philosophy has a very long list of fallacies and a taxonomy of them, if you are interested in delving into the topic in depth.