A. tumescens may refer to:
- Acanthocephalus tumescens, a species of parasitic worm.
- Amphipneustes tumescens, a species of sea urchin.
- Terrabacter tumescens (formerly Arthrobacter tumescens), a Gram-positive bacterium.
Topics referred to by the same termThis disambiguation page lists articles associated with the same abbreviated species scientific name. If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: