Fig. 3From: Cytogenetic characterisation of the razor shells Ensis directus (Conrad, 1843) and E. minor (Chenu, 1843) (Mollusca: Bivalvia)Idiograms of a Ensis minor, b E. directus, c E. magnus and d E. siliqua. Black refill represents the location of the 18S-ITS1-5.8S-ITS2-28S ribosomal loci. c, d Data taken from Fernández-Tajes et al. (2008)Back to article page