This category is within the scope of WikiProject Fungi, a collaborative effort to improve the coverage of Fungi on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.FungiWikipedia:WikiProject FungiTemplate:WikiProject FungiFungi articles
This category is within the scope of WikiProject Tree of Life, a collaborative effort to improve the coverage of taxonomy and the phylogenetictree of life on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.Tree of LifeWikipedia:WikiProject Tree of LifeTemplate:WikiProject Tree of Lifetaxonomic articles
This category falls within the scope of WikiProject Netherlands, an attempt to create, expand, and improve articles related to the Netherlands on Wikipedia. If you would like to participate, visit the project page where you can join the project or contribute to the discussion.NetherlandsWikipedia:WikiProject NetherlandsTemplate:WikiProject NetherlandsNetherlands articles
This category is within the scope of WikiProject Germany, a collaborative effort to improve the coverage of Germany on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.GermanyWikipedia:WikiProject GermanyTemplate:WikiProject GermanyGermany articles
Start a discussion about improving the Category:Taxa named by Harrie Sipman page
Talk pages are where people discuss how to make content on Wikipedia the best that it can be. You can use this page to start a discussion with others about how to improve the "Category:Taxa named by Harrie Sipman" page.