| Answer | Crossword Clue |
|---|---|
| planaria | an aquatic flatworm |
| triclads | TRICLAD, an aquatic flatworm |
| planarias | PLANARIA, an aquatic flatworm |
| planarian | a kind of aquatic flatworm also PLANARIA |
| planarians | PLANARIAN, a kind of aquatic flatworm also PLANARIA |
| platyhelminth | An invertebrate of the phylum Platyhelminthes; a flatworm |
| platyhelminths | An invertebrate of the phylum Platyhelminthes; a flatworm |
| teguments | The integument of an organism, esp. a parasitic flatworm |
