title: Sponges.
authors.affiliation: Department of Biological Sciences CW 405, University of Alberta, Edmonton, AB, T6G 2E9, Canada. sleys@ualberta.ca
authors.forename: Sally P
authors.initials: SP
authors.lastname: Leys
authors.forename: Daniel S
authors.initials: DS
authors.lastname: Rohksar
authors.forename: Bernard M
authors.initials: BM
authors.lastname: Degnan
mesh_terms: D000818:Animals; D005075:Biological Evolution; D016678:Genome; D011161:Porifera / Q000033:anatomy & histology* / Q000235:genetics / Q000502:physiology*