These are groups that broke away from the Catholic Church and have nothing to do with Catholicism besides having it in their names.
No. You are seriously in error. The 242 denominations are all in union with the Roman Catholic church.
Armenian (Eastern-rite Catholic)
Bulgarian (Byzantine rite)
St. Patrick’s Cathedral, New YorkByzantine-rite (jurisdiction for more than one ethnic group)
Chaldean (Eastern Syrian rite)
Coptic (Alexandrian rite)
Ethiopic (Alexandrian rite)
Greek (Byzantine rite)
Hungarian (Byzantine rite)
Italo-Albanian (Byzantine rite)
Jurisdiction for both Latin-rite and Eastern-rite Catholics
Latin-rite Catholic
Malankara (Syro-Antiochian, Eastern Syrian), Syro-Malankarese
Maronite (Syro-Antiochian, Western Syrian)
Melkite (Byzantine, Greek Catholic; Arabic-speaking)
plural Oriental (jurisdiction for several Eastern rites)
Romanian Byzantine rite
Russian (Byzantine rite)
Ruthenian (Byzantine rite)
Slovak (Byzantine rite)
Syro-Malabarese (Eastern Syrian)
Syrian, Syriac-speaking (Syro-Antiochian, West Syrian)
Ukrainian Byzantine rite
From these western and smaller eastern rites the encyclopedia gets 242 “Roman Catholic denominations” (year 2000 numbers).
What is your definition of a denomination and why do you think that Catholic Churches in union with the Pope constitute a different denomination?