title: Comment on "Small bilaterian fossils from 40 to 55 million years before the Cambrian".
authors.affiliation: Department of Palaeozoology, Swedish Museum of Natural History, Box 50007, SE-104 05 Stockholm, Sweden. stefan.bengtson@nrm.se
authors.forename: Stefan
authors.initials: S
authors.lastname: Bengtson
authors.forename: Graham
authors.initials: G
authors.lastname: Budd
mesh_terms: D000818:Animals; D002681:China; D004064:Digestive System / Q000033:anatomy & histology; D005580:Fossils; D019015:Geologic Sediments; D007448:Invertebrates / Q000033:anatomy & histology / Q000145:classification; D013995:Time