| Gracilechinus acutus (Lamarck, 1816) | Unknown | 9/18/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | |  available for loan |
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| Histocidaris purpurata (Thomson, 1872) | Unknown | 9/18/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Psilaster andromeda (Müller & Troschel, 1842) | Unknown | 9/20/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | leg | | available for loan |
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| Gracilechinus acutus (Lamarck, 1816) | Unknown | 9/20/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | leg | | available for loan |
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| Gracilechinus acutus (Lamarck, 1816) | Unknown | 9/19/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Gracilechinus acutus (Lamarck, 1816) | Unknown | 9/11/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Gracilechinus acutus (Lamarck, 1816) | Unknown | 9/20/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Luidia ciliaris (Philippi, 1837) | Unknown | 9/12/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Luidia Forbes, 1839 | Unknown | 9/15/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Luidia Forbes, 1839 | Unknown | 9/12/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Ophiura ophiura (Linnaeus, 1758) | Unknown | 9/15/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Asterias rubens Linnaeus, 1758 | Unknown | 9/12/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Calveriosoma hystrix (Thomson, 1872) | Unknown | 9/7/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Pseudarchaster parelii (Düben & Koren, 1846) | Unknown | 9/5/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Ophiuroidea Gray, 1840 | Unknown | 9/18/21 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Astropecten irregularis (Pennant, 1777) | Unknown | 9/17/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Alloceramaster grenadensis (Perrier, 1881) | Unknown | 9/11/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Luidia Forbes, 1839 | Unknown | 9/16/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Alloceramaster grenadensis (Perrier, 1881) | Unknown | 9/14/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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| Asterias rubens Linnaeus, 1758 | Unknown | 9/16/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | tube foot | | available for loan |
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