| Family: |
Echinoderidae () |
| Max. size: |
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| Environment: |
benthic; marine |
| Distribution: |
Northwest Pacific: Sea of Japan. |
| Diagnosis: |
Presence of large oval paradorsal fields of cuticular hair in segments 6 to 11, accessory lateral spines on segments 9 to 10 and a pair of subventral tubules on segment 1; absence of middorsal spines (Ref. 327). |
| Biology: |
|
| IUCN Red List Status: |
Not Evaluated (N.E.) Ref. 123251)
|
| Threat to humans: |
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| Country info: |
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