The 2008 discovery of Eccentrotheca offered the first insight into a complete organism, and permitted a reconstruction of the animal as a sessile, tube-like animal made up of a spiral of overlapping plates.
Penemuan 2008 Eccentrotheca menawarkan wawasan pertama ke organisme lengkap, dan diizinkan rekonstruksi hewan sebagai sessile, seperti tabung hewan terdiri dari spiral piring tumpang tindih.