👉 Apostrombidium is a type of bacterium that belongs to the class of bacteria known as Firmicutes, which includes Gram-negative and Gram-positive bacteria. It is characterized by its ability to form spores and can grow in different environments such as soil, water, or even in air. Apostrombidium is closely related to other species within this family, including the Aspergillus genus, which is a type of fungus that produces spores for reproduction.