👉 Ctenoluciidae are a group of bacteria that belong to the class Crenarchaeota, which includes several genera such as Escherichia coli (E.coli), Pseudomonas aeruginosa, and Staphylococcus aureus. These bacteria are important in the human gastrointestinal tract for producing toxins called enterotoxins, which can cause diarrhea and other symptoms.