Name(s) in cluster
| †Polacanthus foxii Ow. | urn:lsid:organismnames.com:name:4006617 |
| †Polacanthus foxii Owen in Anonymous 1865 | urn:lsid:organismnames.com:name:5554244 |
| †Polacanthus foxii (Owen in Anon. 1865) | urn:lsid:organismnames.com:name:5166266 |
| †Polacanthus foxii Owen 1865 | urn:lsid:organismnames.com:name:1182897 |
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