👉 Tarumaniidae are a group of arthropod crustaceans, belonging to the order Arachnida, which includes spiders and ants. They have six legs with four pairs of appendages (feet) and a single head that is often flattened or truncated. Members of this family include tarumanioids, such as the black widow spider, and are found in various habitats, including forests, grasslands, and wetlands.