Trachelomonas superba is a species of creatures in the family Euglenaceae. They are native to AmazôNia, Santa Catarina, Rio Grande Do Sul, SãO Paulo, Rio De Janeiro, Acre (Brazil), Pará, and Paraná.
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)