Complex sentence: The Ecuadorian hermit crab ("Coenobita compressus ") also known as the Pacific hermit crab is a species of land hermit crab commonly sold in the United States as a pet, along with the Caribbean hermit crab ("Coenobita clypeatus").
Split into simpler sentences: The Ecuadorian hermit crab ("Coenobita compressus ") also known as the Pacific hermit crab is a species of land hermit crab. It is one of the two commonly sold land hermit crabs in the United States, the other being the Caribbean hermit crab ("Coenobita clypeatus").