S. nanus may refer to:
- Somatogyrus nanus, the dwarf pebblesnail, a freshwater snail species
- Sorex nanus, the dwarf shrew, a mammal species endemic to the United States
- Spizaetus nanus, the Wallace's hawk-eagle, a bird of prey species
See also edit
This disambiguation page lists articles associated with the same abbreviated species scientific name.
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