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FIGURE 10 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 10. LM micrographs of Pterocirrus burtoni (SIO-BIC A2625). A, ventral cirrus segment 2. Scale bar A 200 µm. B, dorsal cirrus median segment. Same scale. C, parapodial lobe and ventral cirrus, median segment. Same scale.

FIGURE 17 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 17. SEM micrographs of Brachysyllis lagunae (SIO-BIC A2254). A, Chaetae, midbody segment. B, Chaetal fascicle arising from parapodium, midbody segment. C, E, Dorsal chaetae in fascicle, midbody segment. D, intermediate chaeta, midbody segment. F. Ventral chaeta, midbody segment.

FIGURE 2 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 2. SEM micrographs of Dysponetus populonectens, new species (specimens in GWR collection). Note that the anterior cirri on the left side are regenerating. A, anterior end, ventral view. B, anterior end, ventrolateral view. C, Median segments, left side. D, Median segments, right side. E, Median parapodia, left side, ventral view. F, Posterior end, ventral view. Scale bars A, B, F 100 µm, C–E 250 µm.

FIGURE 1 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 1. Micrographs of live, relaxed specimens of Dysponetus populonectens, new species. A, male (holotype SIO-BIC A2583). Scale bar 1 mm. B, female (paratype SIO-BIC A2586). Same scale.

FIGURE 16 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 16. SEM micrographs of Brachysyllis lagunae (SIO-BIC A2254). A, Detail of series of tufts of cilia, midbody segments, ventral view. B, Two tufts of cilia, ventral view. C, Ridges on parapodia, midbody segment, ventral view. D, Midbody parapodia, ventral view. E, F, Midbody parapodia, dorsal view. G, Series of pores on ventral cirri. H, Detail of pores on ventral cirri and segregations.

FIGURE 15 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 15. SEM micrographs of Brachysyllis lagunae (SIO-BIC A2254). A, Detail of ciliary groove, lateral view. B, Everted pharynx. C, Dorsal pharyngeal tooth. D, Detail of the three terminal crowns of structures at the end of the pharynx: Papillae, ring of cilia and one tooth. E, Dorsal view, midbody segment. F. Ventral view, midbody segment

FIGURE 13 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 13. Micrographs of live, relaxed holotype of Brachysyllis lagunae. A, entire specimen, dorsal view. B, anterior end, dorsal view. Scale bars A 2.5 mm, B 1 mm.

FIGURE 9 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 9. Micrographs of live, relaxed specimen of Pterocirrus burtoni, new species (paratype SIO-BIC A2629). A, entire specimen, dorsal view. B, anterior end, dorsal view. Scale bars A 250 µm, B 100 µm.

FIGURE 12 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 12. LM micrographs of Pterocirrus montereyensis (SIO-BIC A2631). A, ventral cirrus segment 2, right side. Scale bar A200 µm. B, dorsal cirrus from median segment. Same scale.

FIGURE 6 in New and lesser known species of Chrysopetalidae, Phyllodocidae and Syllidae from south California (Phyllodocida, Aciculata, Annelida)

FIGURE 6. LM micrographs of Eulalia gracilior, new combination (SIO-BIC A2603). A, ventral cirrus segment 2. B, dorsal cirrus from median segment. C, parapodial lobe and ventral cirrus of median segment. D, chaetae from median segment. Scale bars A–C 100 µm, D 25 µm.

FIGURE 9. Paleanotus chrysos n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 9. Paleanotus chrysos n. sp. Micropic of female with large eggs (body starting to waste), mid-body notochaetael fan in part, NTM W.25641: North Direction Island, GBR.

FIGURE 8. Paleanotus chrysos n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 8. Paleanotus chrysos n. sp. A–E: NTM W.23688: Yonge Reef, GBR. A. Anterior end, dorsal view (paleal notochaetae omitted); B. Paleae, segment 2; C. Detail lateral paleae, spine and main paleae; D. Median paleae and medial main palea; E. Micropic, median palea; F–J: Neurochaetal types, NTM W.23203: North Direction Island, GBR; K. Micropic of midbody segment, SMNH 97309: New Caledonia; L. Detail of median paleae, medial-most main palea, NTM W.23190: Heron Island, GBR. Abbreviations: ca = caruncle, la = lateral paleae, me = median paleae. Scale bars: A = 200 µm, B–D, F–J, L= 30 µm.

FIGURE 6. Paleanotus silus n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 6. Paleanotus silus n. sp. A–D: NTM W.9309: Ashmore Reef, WA. A. Ovigerous female, detail of lateral paleae, subunit 1 palea; B. Micropic of median palea; C. Detail of medial main and median paleae; D. Mid-body segment (neurochaetae omitted); E. Male with sperm and oil globules, micropic of mid-body segment, NTM W.23731: Darwin, NT; F. Median paleae group, NTM W.24187: Thailand; G–L: NTM W.23731: Darwin, NT. G. Anterior end, ventral view; H–L: Neurochaetal types. Abbreviations: roman numerals I–IV = anterior segments 1–4; l.a. = lateral antenna, m.a. = median antenna, me = median paleae, mm = medial main paleae, p = palp, s = stylet, su 1 = sub-unit 1 palea. Scale bars: A, C = 30 µm, D, F = 100 µm, E = 250 µm, G = 70 µm, H–L = 10 µm.

FIGURE 5. Paleanotus latifolia n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 5. Paleanotus latifolia n. sp. A–H: NTM W.23710: Kimberley, WA. A. Male, notopodium; B. Main palea detail; C. Median palea detail; D–H: Neurochaetal types; I. Ovigerous female, micropic of notopodium, NTM W.25628: Kimberley, WA; J. Micropic, detail of median and medial main paleae, NTM W.13103: Darwin, NT; K. Main paleae detail, NTM W.13103: Darwin, NT. Abbreviations: e = egg, gl = gland, la = lateral paleae, ma = main paleae, me = median paleae, mm = medial main paleae, sp = sperm, su 1 = sub-unit 1 palea. Scale bars: A = 100 µm, B–H = 30 µm.

FIGURE 3. Paleanotus adornatus n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 3. Paleanotus adornatus n. sp. A–C: NTM W.23677: Lizard Island, GBR. A. Lateral group and main paleae; B. Micropic of main palea; C. Median and medial main paleae; D. Micropic of notopodium, NTM W.23660: Heron Island, GBR; E. Micropic of notopodium, AM W.7531: Dampier, WA. F–G: P. adornatus broad form. F. Micropic of notopodium and neuropodium, NTM W.25644: North Direction Island, GBR; G. Micropic of notopodium and neuropodium, SIO A3629: Indonesia, West Papua, Raja Ampat. Abbreviations: me = median paleae, mm = medial main paleae. Scale bars: A, C = 100 µm.

FIGURE 1. A in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 1. A. Paleanotus generalized notochaetal fan; B. Main paleae sculptural detail. C–I: Comparative micropics of main palea in Paleanotus new species. C. Paleanotus inornatus n. sp., NTM W.23684; D. P. adornatus n. sp., NTM.W.23660; E. P. acquifolia n. sp., NTM W.23440; F. P. latifolia n. sp., NTM.W.23710; G. P. silus n. sp., NTM.W.23731; H. P. silopsis n. sp., NTM W.23186; I. P. chrysos n. sp., NTM.W.25641. Abbreviations: b.l = 'broken line'sculpture, c = cilia, gl = gland, h.s = horizontal striae, la = lateral paleae, ma = main paleae, me = median paleae, r.r = raised rib, su1= sub-unit 1 palea.

FIGURE 7. Paleanotus silopsis n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 7. Paleanotus silopsis n. sp. A. Micropic of anterior and mid-body section, dorsal view, SIO A3633: Indonesia, West Papua, Raja Ampat; B. Micropic of median paleae and medial main palea, NTM W.24186: High Rock, GBR; C. Lateral paleae group and neuropodium, SIO A3633: Indonesia, West Papua, Raja Ampat; D. Detail of median paleae group and medial main paleae, NTM W.24188: Philippines. Abbreviations: la = lateral paleae, me = median paleae, mm = medial main paleae. Scale bars: D = 30 µm.

FIGURE 2. Paleanotus inornatus n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 2. Paleanotus inornatus n. sp. A. Notopodium in part and neuropodium, NTM W.23684: MacGillivray Reef, GBR; B. Median paleae and medial main paleae, NTM W.25390: Day Reef, GBR; C–G: Neurochaetal types, NTM W.23684: MacGillivray Reef, GBR; H. Male, notopodium and neuropodium (neurochaetae omitted), NTM W.23726: Ningaloo Reef, WA; I. Ovigerous female, notopodium, CAS 185685: Philippines. Abbreviations: e = egg, gl = gland, la = lateral paleae, me = median paleae, sp = sperm. Scale bars: B = 30 µm, C–G = 10 µm, H = 100 µm.

FIGURE 4. Paleanotus aquifolia n in Seven new species of Paleanotus (Annelida: Chrysopetalidae) described from Lizard Island, Great Barrier Reef, and coral reefs of northern Australia and the Indo-Pacific: two cryptic species pairs revealed between western Pacific Ocean and the eastern Indian Ocean

FIGURE 4. Paleanotus aquifolia n. sp. A–B: NTM W.23449: North Direction Island, GBR. A. Notopodium and neuropodium (neurochaetae omitted); B. Median and main paleae detail; C. Ovigerous female, notopodium, NTM W.23440: Martin Reef, GBR. D–H: Neurochaetal types. D. Superior; E. Mid-superior; F–G. Mid-group; H. Inferior group; I. Micropic, notopodium in part & neuropodium; NTM W.25843: Philippines. Abbreviations: c = cilia, e = egg, la = lateral paleae, me = median paleae, mm = medial main paleae, o. g = oil globules, sp = sperm, su 1 = sub-unit 1 palea. Scale bars: A = 200 µm, B = 30 µm, C =100 µm, D–H = 30 µm.

FIGURE 5. Dysponetus ovalisetosus n in Three new species of Dysponetus Levinsen, 1879 (Polychaeta: Chrysopetalidae) from the South Atlantic and Southern Ocean, with a re-description of Dysponetus bulbosus Hartmann-Schröder, 1982

FIGURE 5. Dysponetus ovalisetosus n. sp.: Holotype (NMW.Z.2012.082.0067) A. anterior end, dorsal view; B. posterior end, ventral view; Paratype (NMW.Z.2011.039.0176) C. anterior end, ventral view; paratype (NMW.Z.2011.039.0177) D. notochaetae; E. magnified view of notochaeta; F. neurochaetae; paratype (NMW.Z.2011.039.0176) G. median section, ventral view—arrows indicate possible genital organs on segment 8. [d=dorsal (cirrus/cirrophore), la=lateral antenna, ma=median antenna, m=mouth appendage, p=palp, pp=pygidial projection, v=ventral (cirrus/cirrophore); segment number indicated by numerals]