Name(s) in cluster
| †Ectinechinus | urn:lsid:organismnames.com:name:2428178 |
| †Ectinechinus MacBride & Spencer 1938 | urn:lsid:organismnames.com:name:3114014 |
| †Ectinechinus McBride & Spencer 1938 | urn:lsid:organismnames.com:name:174346 |
Microreference
dvicicld
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