| Obrimoposthia wandeli (Hallez, 1906) | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | |  available for loan |
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| Obrimoposthia wandeli (Hallez, 1906) | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Obrimoposthia wandeli (Hallez, 1906) | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Antarctonemertes valida (Bürger, 1893) | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Antarctonemertes valida (Bürger, 1893) | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Antarctonemertes riesgoae Tabaoda, Junoy, Andrade, Giribet, Cristobo & Avila, 2013 | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Antarctonemertes riesgoae Tabaoda, Junoy, Andrade, Giribet, Cristobo & Avila, 2013 | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Antarctonemertes riesgoae Tabaoda, Junoy, Andrade, Giribet, Cristobo & Avila, 2013 | Antarctica | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Muscle | | available for loan |
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| Notocomplana palta (Marcus, 1954) | Argentina | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Notocomplana palta (Marcus, 1954) | Argentina | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Doriprismatica A. d'Orbigny, 1839 | Asia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Foot tissue | | available for loan |
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| Crosslandia viridis Eliot, 1902 | Asia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Foot tissue | | available for loan |
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| Thuridilla albopustulosa Gosliner, 1995 | Asia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Foot tissue | | available for loan |
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| Elysia marginata (Pease, 1871) | Asia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Foot tissue | | available for loan |
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| Plakobranchus papua Meyers-Muñoz & van der Velde, 2016 | Asia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Foot tissue | | available for loan |
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| Elysia marginata (Pease, 1871) | Asia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | Foot tissue | | available for loan |
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| Pseudoceros Lang, 1884 | Australia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Enchiridium Bock, 1913 | Australia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Pseudoceros paralaticlavus Newman & Cannon, 1994 | Australia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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| Euryleptidae | Australia | | | | | | | | | | |
| Repository | Material Type | Preparation Type | Relation | Available for Loan | | MNCN, Madrid | tissue | unknown | | available for loan |
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