Hatching in two monogenean parasites from the common dogfish (Scyliorhinus canicula): the polyopisthocotylean gill parasite, Hexabothrium appendiculatum and the microbothriid skin parasite, Leptocotyle minor. Journal of the Marine Biological Association of the United Kingdom, 67(4), 729–756
DOI: 10.1017/S0025315400057003
