👉 The term "Umbraculidae" is a family of animals that includes various small, flat-bodied vertebrates commonly found in the marine environment, such as fish and octopuses. These animals are characterized by their slender bodies, long tentacles, and specialized gills for breathing underwater. The genus name "Umbraculidae" refers to the common name "umbraculate," which is a term used in scientific naming to refer to the shape of the body.