What is bellairsia gracilis?

As an AI language model, I do not have access to current information about Bellairsia gracilis. However, I can tell you that Bellairsia gracilis is a species of moth in the family Erebidae. It is found in South America, specifically in Argentina and Brazil. The caterpillars of Bellairsia gracilis feed on the leaves of certain types of plants, and the adult moths are typically active at night. Additional information regarding this species may require further research by a human expert in entomology.