[idonthaveanacc]

Yeah. This is likely for a researcher (i.e. Staff) already in the department who needs (or wants) to teach a class for some reason, but isn’t faculty.

Source: I’m not in this department, but I’ve worked at UCLA for ~10 years

[jonnycomputer]

I'm not sure not compensating someone is legal though.

[idonthaveanacc]

I’m not sure what they’re doing is legal either (not a lawyer), but I suspect it’s impossible to figure out from a job posting; not enough information.