Pinguiochrysidales is an order of heterokont. There are 5 species of Pinguiochrysidales, in 5 genera and 1 family. It includes groups like Pinguiochrysidaceae.
Definition: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)