O. orientalis may refer to:
- Octoknema orientalis, a plant species endemic to Tanzania
- Onchidella orientalis, an air-breathing sea slug species
- Orosius orientalis, the common brown leafhopper, a leafhopper species found in Australia
- Ovis orientalis (or O. aries orientalis), the mouflon, a wild sheep species
- Oxychilus orientalis, an air-breathing land snail species found in Slovakia
See also
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: