Paradoxa may refer to:
- Paradoxa (fungus), a genus of fungi in the family Tuberaceae
- Paradoxa, a junior synonym of the sea snail genus Pradoxa
- Animalia Paradoxa, a list of animals which are mythical, magical or otherwise suspected not to exist, in editions 1 to 5 of Carl Linnaeus's seminal work Systema Naturae
See also
edit- Paradoxia, a genus of green algae