FIGURE 2. A–I in A revision of the genera Galeolaria and Pyrgopolon (Polychaeta: Serpulidae), with discussions on opercular insertion as a character in their taxonomy and relationships, and their zoogeography

FIGURE 2. A–I: Galeolaria hystrix Mørch 1863, BM (NH) 1986.1.18.48 from New Zealand. A, juvenile specimen figured within its tube. B, The latter worm removed from its tube. C & D: A specimen from BM (NH) 10.19.20 from Cronulla, Australia, determined and presented by B. Dew. D, A specimen from BM (NH) 10.19.20 showing the operculum originating independently of the branchial radioles of both sides. E, Operculum of the juvenile specimen figured in B above. F: Opercular plate of a very large specimen from BM (NH) 1986.11.18.48, from New Zealand. G: Special collar chaeta from the latter specimen. H & I: Geniculate abdominal neurochaetae from the latter.