You can use semi-colons when you want to use commas as well. For example:
He had three ties: a red one, which he hated; a striped one, which he
loved; and a green one that had been given to him by his aunt.
Sometimes you can enclose extra information in parentheses. For example:
I like several different dishes: lasagne (only if it is made with
beef); pizza (has to have cheddar on it); and, chops (pork, of
Punctuation isn't always an exact science. People disagree over how to do it 'correctly'. Yes, there are some places the majority of people would say you need a full stop, etc. but in other places different people would insist that their method of doing it is correct while others disagree. In these situations make sure that your meaning is clear to the reader, be consistent in what you do and just get on with it.