| ORD | stony corals |
|---|---|
| ORD | biting lice |
| ORD | Malvaceae |
| ORD | lower ferns coextensive with the family Marattiaceae |
| ORD | liverworts with gametophyte differentiated internally |
| ORD | coextensive with the subclass Metatheria |
| ORD | an order of carnivorous insects usually having long membranous wings and long beaklike heads with chewing mouths at the tip |
| ORD | order of imperfect fungi lacking conidiophores of having conidiophores that are superficial and not enclosed in a pycnidium |
| ORD | coextensive with the subclass Prototheria |
| ORD | an order of mostly saprophytic fungi |
| ORD | tropical plants |
| ORD | clams |