Definition: The term "tubulariidae" is a genus of beetles in the family Crambidae, which belong to a group of animals known as the "horseshoe crabs." They are characterized by their short, slender bodies that resemble those of horseshoes. These creatures have a single head with six pairs of legs (legs 1 and 2) and two pairs of antennae on each side of the body. The head is often covered in scales