title: Getting to the heart of a good fossil.
abstract: The discovery of perfectly preserved 113-119 million year old fossilised hearts in a Brazilian fish Rhacolepis has significant implications for palaeontology and comparative anatomy.
authors.affiliation: School of Biological Sciences, Flinders University, Adelaide, Australia.
authors.forename: John A
authors.initials: JA
authors.lastname: Long
mesh_terms: D000818:Animals; D005075:Biological Evolution; D001938:Brazil; D005399:Fishes / Q000033:anatomy & histology; D005580:Fossils; D006321:Heart; D006801:Humans; D010802:Phylogeny
keywords: Cretaceous; cardiac; development; ecology; evolution; evolutionary biology; fishes; fossils; genomics; none