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Friedrich Hustedt Diatom Study Centre
Diatom database available at: http://web-apps.awi.de/Hustedt-Diatoms/Curator/ (an older interface is still online under... -
Proasellus distributional data base
Occurrences of about 170 species and subspecies of the genus Proasellus (Isopoda, Asellidae) with spatial coordinates and biological information about the species. More...
You can also access this registry using the API (see Documente API).