| Citation | Mortensen, T.H. 1927 Handbook of the Echinoderms of the British Isles. Echinodermata; Great Britain; Oxford University Press. |
| DOI / ISBN | http://dx.doi.org/10.5962/bhl.title.6841 |
| Paper URL | |
| Ref. No. | 114164 |
| Language | English |
| Usage | used in part |
| Remarks | |
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