Name(s) in cluster
| †Cardiograptus Harris & Keble in Harris 1916 | urn:lsid:organismnames.com:name:1196687 |
| †Cardiograptus | urn:lsid:organismnames.com:name:215879 |
| †Cardiograptus Harris & Keble 1916 | urn:lsid:organismnames.com:name:2194050 |
| †Cardiograptus Harris 1916 | urn:lsid:organismnames.com:name:3459019 |
Microreference
Vicidviciv
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