The four shakti pIThas have traditionally been associated with the AdhAras as below:
rudra yAmaLa lists a different correspondence:
A brief description of the navAdhAras is seen in saubhAgyalakShmyupaniShat and also a different mapping between the AdhAras and the pIThas:
In skanda yAmaLa, a totally different list is seen:
A pUjA kalpa of hAdi sect named sundarI krama composed by a certain sambhramAnandanAtha of gurjara desha lists a peculiar pITha nyAsa involving the placement of sixteen pIThas, the corresponding shaktis and bhiravas in the sixteen AdhAras of the sUkShma deha. The nyAsa is described as found in pIThAmnAya tantra. Interestingly, puNyAnandanAtha refers to this tantra as well, which now seems to be lost.