Presnell, Jason S; Vandepas, Lauren E; Warren, Kaitlyn J; Swalla, Billie J; Amemiya, Chris T; Browne, William E
(2016)
Summary The current paradigm of gut evolution assumes that non-bilaterian metazoan lineages either lack a gut (Porifera and Placozoa) or have a sac-like gut (Ctenophora and Cnidaria) and that a through-gut originated within ...