- Theonella pulchrifolia
- Theonella cupola
- Theonella mirabilis
- Theonella atlantica
- Theonella conica
- Theonella lacerata
- Theonella invaginata
- Theonella ferruginea
- Theonella complicata
- Theonella incerta
- Theonellidae
- Molybdenum
- Depsipeptide
- Sponge isolates
- Swinholide
- Papuamide
- Onnamide A
- 2021 in paleontology
- List of prehistoric sponge genera
- Discodermia calyx
