title: Echinorhynchus salmonis Müller, 1784 (Acanthocephala: Echinorhynchidae) from the Bothnian Bay, Baltic Sea: morphological variability and radial asymmetry of proboscis hooks.
authors.affiliation: Department of Zoology, The Natural History Museum, Cromwell Road, London, SW7 5BD, UK.
authors.forename: Matthew T
authors.initials: MT
authors.lastname: Wayland
authors.forename: David I
authors.initials: DI
authors.lastname: Gibson
authors.forename: Christina
authors.initials: C
authors.lastname: Sommerville
mesh_terms: D000049:Acanthocephala / Q000033:anatomy & histology* / Q000648:ultrastructure; D000818:Animals; D005260:Female; D005387:Finland; D007422:Intestines / Q000469:parasitology; D008297:Male; D008855:Microscopy, Electron, Scanning; D036441:Osmeriformes / Q000469:parasitology*; D012487:Salmonidae / Q000469:parasitology*; D012623:Seawater / Q000469:parasitology