Is there a standard typography symbol for point used to reference a preceding list, analogous to the section marker
§? Conceptual example:
As to •3 above...
I don't know of a standard typography symbol for "point" and, as Marco has pointed out, using such a symbol might result disruptive and could produce ambiguity (since it's a non-standard convention). That said, you could use the cleveref package to redefine, in an automated way, the label used to cross-reference the items in a list. In the following example I illustrate the standard label used by
I'd rather sacrifice brevity for clarity and use the standard words "item" or "items" (and their upper case variants), but it's up to you to use some symbol.
You may be interested in the following symbols, which all operate in text mode:
These three symbols look like this: