A. rex
A. rex may refer to:
- Amphecostephanus rex, a praying mantis species found in Angola and Malawi
- Anatalavis rex, a prehistoric bird species from the Late Cretaceous or Early Paleocene of New Jersey
- Aralia rex, a plant species related to spikenard
See also[edit]
This disambiguation page lists articles associated with the same abbreviated species scientific name.
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