A. occultus may refer to:
- Anolis occultus, a lizard species
- Arion occultus, a small air-breathing land slug species
- Antrodiaetus occultus, a floor trapping spider species in the genus Anthrodiaetus and the family Antrodiaetidae
- Aprostocetus occultus, an insect in the genus Aprostocetus
This disambiguation page lists articles associated with the same abbreviated species scientific name.
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