Authors: VERMEIJ GJ KOOL SP

Citation: Gj. Vermeij et Sp. Kool, EVOLUTION OF LABRAL SPINES IN ACANTHAIS, NEW GENUS, AND OTHER RAPANINE MURICID GASTROPODS, The Veliger, 37(4), 1994, pp. 414-424

Authors: KOOL SP

Citation: Sp. Kool, PHYLOGENETIC ANALYSIS OF THE RAPANINAE (NEOGASTROPODA, MURICIDAE), Malacologia, 35(2), 1993, pp. 155-259

Authors: KOOL SP

Citation: Sp. Kool, THE SYSTEMATIC POSITION OF THE GENUS NUCELLA (PROSOBRANCHIA, MURICIDAE, OCENEBRINAE), The Nautilus, 107(2), 1993, pp. 43-57