👉 The term "Pecilasmatidae" describes a family of marine invertebrates that includes the most common and widespread species, known as the sea cucumbers. These invertebrates are characterized by their segmented bodies, which are usually covered with a tough, hard outer layer called an exoskeleton. The family is found in various habitats such as estuaries, rivers, and saltwater systems.
The main characteristics of this family include:
1.
Invertebrate origin