PLO and PLO8 hands played on Party Poker are both aggregated to PotLimitOmaha (->Stakes->Games played).
Examples:
***** Hand History For Game 1732472340871sf22alrvsd8 *****
0.25/0.50 Omaha Hi Game Table (PL) – Sun Nov 24 13:17:47 EST 2024
***** Hand History For Game 1732472298859663yu95w9qy *****
0.25/0.50 Omaha Hi/Lo Game Table (PL) – Sun Nov 24 13:18:09 EST 2024