| Tarphius canariensis Wollaston, 1862 | Spain | [2/20/24] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | specimen | 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 | specimen | Whole organism | | available for loan |
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| Saxifraga vayredana Luizet | Spain | [8/9/23] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | specimen | unknown | | available for loan |
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| Gesiella jameensis (Hartmann-Schröder, 1974) | Spain | [10/12/23] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | specimen | unknown | | available for loan |
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| Lineus sanguineus (Rathke, 1799) | Spain | [5/25/22] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | specimen | Other somatic animal tissue | | available for loan |
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| Avellara fistulosa (Brot.) Blanca & C.Díaz | Spain | [10/31/23] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | specimen | leaf | | 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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| 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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| Ophryotrocha puerilis Claparède & Mecznikow, 1869 | Spain | [1/9/23] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | DNA | N/A | | 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 | DNA | N/A | | 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 | DNA | N/A | | 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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| Gyrocaryum oppositifolium Valdés | Spain | [4/11/23] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Whole plant | | available for loan |
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| Ephydatia muelleri (Lieberkühn, 1856) | United States | [7/13/19] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Ephydatia muelleri (Lieberkühn, 1856) | United States | [7/13/19] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Ephydatia muelleri (Lieberkühn, 1856) | United States | [7/13/19] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Ephydatia muelleri (Lieberkühn, 1856) | United States | [7/13/19] | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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