| Temnocephalida Scutarielloidea Baer, 1953 | | w | latest taxonomic authority | |
| Temnocephalida Temnocephaloidea Baer, 1953 | | w | latest taxonomic authority | |
| Diceratocephalinae Diceratocephala Baer, 1953 | [with synonyms] | w | latest taxonomic authority | |
| Decadidyminae Decadidymus Cannon, 1991 | [with synonyms] | w | other taxonomic work | |
| Temnocephaloidea Diceratocephalidae Joffe, Cannon, & Schockaert, 1998 | | w | primary taxonomic authority (describer) | |
| Temnocephalida Scutarielloidea Baer, 1953 | | w | latest taxonomic authority | |
| Temnocephalida Temnocephaloidea Baer, 1953 | | w | latest taxonomic authority | |
| Temnocephalidae Diceratocephalinae Joffe, Cannon, & Schockaert, 1998 | [with synonyms] | w | primary taxonomic authority (describer) | 0 |