| Citation | Dean, H.K., 2009 Polychaetes and echiurans. p. 181-192 Wehrtmann, I.S. and Cortés, J. 2009. Marine biodiversity of Costa Rica, Central America. Springer 538pp. |
| Ref. | 83919 Dean, H.K., 2009 |
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| Named Used as Valid | Sigalion arenicola |
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| Distribution |