| Tetrastemma melanocephalum (Johnston, 1837) | Spain | 12/4/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole organism | |  available for loan |
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| Tetrastemma melanocephalum (Johnston, 1837) | Spain | 12/4/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole organism | | available for loan |
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| Tetrastemma melanocephalum (Johnston, 1837) | Spain | 12/4/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole organism | | available for loan |
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| Obama nungara Carbayo, Alvarez-Presas, Jones & Riutort, 2016 | Spain | 1/11/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | specimen | unknown | | available for loan |
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| Obama nungara Carbayo, Alvarez-Presas, Jones & Riutort, 2016 | Spain | 1/11/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Obama nungara Carbayo, Alvarez-Presas, Jones & Riutort, 2016 | Spain | 1/11/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Pinna rudis Linnaeus, 1758 | Spain | 10/15/22 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Other somatic animal tissue | | available for loan |
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| Allolobophora molleri Rosa, 1889 | Spain | 1/2/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Other somatic animal tissue | | available for loan |
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| Allolobophora molleri Rosa, 1889 | Spain | 1/2/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Other somatic animal tissue | | available for loan |
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| Allolobophora molleri Rosa, 1889 | Spain | 1/2/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Other somatic animal tissue | | available for loan |
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| Allolobophora molleri Rosa, 1889 | Spain | 1/2/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Other somatic animal tissue | | available for loan |
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| Tarphius canariensis Wollaston, 1862 | Spain | 2/20/24 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole organism | | available for loan |
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| Tarphius canariensis Wollaston, 1862 | Spain | 2/20/24 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole organism | | available for loan |
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| Munidopsis polymorpha Koelbel, 1892 | Spain | 2/20/24 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Munidopsis polymorpha Koelbel, 1892 | Spain | 2/20/24 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Valencia hispanica (Valenciennes, 1846) | Spain | 3/22/24 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Valencia hispanica (Valenciennes, 1846) | Spain | 3/22/24 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Ophryotrocha puerilis Claparède & Mecznikow, 1869 | Spain | 1/9/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole organism | | available for loan |
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| Ophryotrocha puerilis Claparède & Mecznikow, 1869 | Spain | 1/9/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole organism | | available for loan |
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| Ophryotrocha puerilis Claparède & Mecznikow, 1869 | Spain | 1/9/23 | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | specimen | Whole organism | | available for loan |
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