التعريف: 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)
التعريف: The institution that holds a type specimen for a given species. The recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).
(MICH) - University of Michigan Herbarium {http://herbarium.lsa.umich.edu/}
Known occurrences, collected specimens and observations of Physopella phakopsoroides (Arthur & Mains) Cummins & Ramachar 1959. View this species on GBIF
