A fallacy where the conclusion does not logically follow from the premises.
Non sequitur fallacy.
Slippery Slope.
Asserting that if we allow A to happen, Z will happen because of it. Therefore, we cannot allow A.
Twilight must be such a good book since everybody has read it.
Bandwagon.
A fallacy where someone assumes something is correct or valid simply because it's widely popular.
Bandwagon fallacy.
Appeal to Authority.
Saying that because an authority thinks something, it must therefore be true.
All cats are mammals. A dog is a mammal. Therefore, all dogs are cats.
Non sequitur.
A fallacy where someone refutes an argument different to the one under discussion.
Straw man fallacy.
Genetic.
Judging something based on where or whom it comes from.
Person 1: Livestock, such as cows, are bad for global warming.
Person 2: Oh, so you think the world would be better off if all cows were dead?
Straw man.