Question: Enammocephalus -  Enammocephalus is an extinct genus from a well-known class of fossil marine arthropods the trilobites. It lived during the Botomian stage which lasted from approximately 524 to 518.5 million years ago. This faunal stage was part of the Cambrian Period. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
Answer:
Animal