Asterocladon rhodochortonoides is a species of Phaeophyceae. They are native to Pernambuco, Espirito Santo, Rio De Janeiro, Ceará, Bahia, SãO Paulo, ParaíBa, and Santa Catarina.
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)