Bing found the following results
Ammothea hilgendorfi | Non-indigenous species - VLIZ
Rode Zeespin - Nymphon rubrum - Waarneming.nl
Macrobenthos of the North Sea - Pycnogonida: Nymphon rubrum
Rode Zeespin - Nymphon rubrum - Waarneming.nl
Nymphon rubrum Hodge, 1864 - GBIF
Nymphon brevirostre - GBIF
| Nederlands Soortenregister
Nymphon rubrum - Wikipedia
Zeespinnen - Wikipedia
ADW: Nymphon rubrum: CLASSIFICATION