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FIGURE 8 in Two new species of Eunice Cuvier, 1817 (Polychaeta, Eunicidae) from the coral reefs of Hainan Island with a key to 16 species of Eunice from China seas

FIGURE 8. Chaetae of Eunice carrerai n. sp., paratype (MBM191172). Aciculae (A–C): A. chaetiger 25; B. chaetiger 86; C. chaetiger 108; Subacicular hooks (D, E): D. chaetiger 27; E. chaetiger 108; Compound falcigers (F–J): F. chaetiger 5; G. chaetiger 5; H. chaetiger 25; I. chaetiger 75; J. chaetiger 108; Pectinate chaetae (K, L): K. chaetiger 25; L. chaetiger 108. Scale bars = 100 mm (A–E), 50 mm (F–J) and 20 mm (K, L).

FIGURE 3 in Two new species of Eunice Cuvier, 1817 (Polychaeta, Eunicidae) from the coral reefs of Hainan Island with a key to 16 species of Eunice from China seas

FIGURE 3. Parapodia of Eunice hainanensis n. sp., paratype (MBM119817). A. Parapodium 12; B. Parapodium 29; C. Parapodium 50; D. Parapodium 76; E. Parapodium 102; F. Parapodium 118; G. Parapodium 139; H. Parapodium 173; I. Parapodium 191; J. Parapodium 204; K. Parapodium 223; L. Parapodium 276. A, B, E–G, I–L: anterior views; C, D, H: posterior views. Scale bar = 100 μm.

FIGURE 7 in Two new species of Eunice Cuvier, 1817 (Polychaeta, Eunicidae) from the coral reefs of Hainan Island with a key to 16 species of Eunice from China seas

FIGURE 7. Parapodia of Eunice carrerai n. sp., paratype (MBM191176). A. Parapodium 3; B. Parapodium 8; C. Parapodium 17; D. Parapodium 24; E. Parapodium 31; F. Parapodium 48; G. Parapodium 60; H. Parapodium 79; I. Parapodium 92; J. Parapodium 119. F, G, I, J: anterior views; A–E, H: posterior views. Scale bar = 1 mm (A–J).

FIGURE 1. Eunice hainanensis n in Two new species of Eunice Cuvier, 1817 (Polychaeta, Eunicidae) from the coral reefs of Hainan Island with a key to 16 species of Eunice from China seas

FIGURE 1. Eunice hainanensis n. sp., paratype (MBM119817). A. Anterior chaetigers, lateral view; B. Anterior chaetigers, dorsal view; C. Anterior chaetigers, ventral view. Scale bar = 1 mm (A–C).

FIGURE 6 in Two new species of Eunice Cuvier, 1817 (Polychaeta, Eunicidae) from the coral reefs of Hainan Island with a key to 16 species of Eunice from China seas

FIGURE 6. Jaw apparatus of Eunice carrerai n. sp., holotype (MBM191171). A. Maxillae, dorsal view, proximal end of maxillary carriers broken; B. Mandibles, ventral view, left calcareous piece detached, right one broken. Scale bar = 1 mm (A, B).

FIGURE 5. Eunice carrerai n in Two new species of Eunice Cuvier, 1817 (Polychaeta, Eunicidae) from the coral reefs of Hainan Island with a key to 16 species of Eunice from China seas

FIGURE 5. Eunice carrerai n. sp. A. Anterior chaetigers, dorsal view; B. Prostomial appendages (left part), dorsal view; C. Anterior chaetigers, ventral view; D. Anterior chaetigers, lateral view; E. Posterior chaetigers, dorsal view. A, C–E: paratype from MBM191176; B: the other one from MBM191176. Scale bars = 2 mm (A–E).

FIGURE 4 in Two new species of Eunice Cuvier, 1817 (Polychaeta, Eunicidae) from the coral reefs of Hainan Island with a key to 16 species of Eunice from China seas

FIGURE 4. Chaetae of Eunice hainanensis n. sp., paratype (MBM119817). Aciculae (A–D): A. chaetiger 13; B. chaetiger 55; C. chaetiger 98; D. chaetiger 281; Subacicular hooks (E, F): E. chaetiger 93; F. chaetiger 281; Compound falcigers (G–L): G. chaetiger 10; H. chaetiger 28; I. chaetiger 55; J. chaetiger 98; K. chaetiger 181; L. chaetiger 281; Pectinate chaetae (M, N): M. chaetiger 100; N. chaetiger 181. Scale bars = 100 mm (A–D), 50 mm (E–L) and 20 mm (M, N).

FIGURE 9 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 9. Nicidion megabalanicola sp. nov. A, whole animal, arrows indicate white bands on dorsum and dorsal cirri; B, dorsal view of anterior end; C, lateral view of anterior end; D, dorsal view of posterior region; E, maxillae, MxV not shown; F, limbate chaeta, left parapodium 37; G, pectinate chaeta (upper arrow), inferior (middle arrow) and superior (lower arrow) aciculae, right parapodium 17, dorsal view; H, compound falciger, left parapodium 37; I, compound falciger, left parapodium 7; J, compound falcigers, right parapodium 23, arrows show serrations on cutting edge of guards; K, superior acicula, left parapodium 37; L, inferior acicula, left parapodium 45; M, subacicular hook, right parapodium 32. A, I–J from paratype NMNS6694-2; B–D, G–H, K–M from holotype NMNS6694-1; E from paratype NMNS6694-3; F from paratype NMNS6694- 4. Scale bars: A, 5 mm; B–C, 2 mm; D, 1 mm; E, 0.5 mm; F–M, 0.05 mm.

FIGURE 8 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 8. Eunice taoi sp. nov. A, live specimen, dorsal view of anterior region; B, dorsal view of anterior region; C, lateral view of anterior region, papillae on palpostyles and ceratostyles are not shown; D, maxillae; E, mandibles; F, right parapodium 25, anterior view; G, left parapodium 90, anterior view. H, limbate chaeta, left parapodium 90; I, pectinate chaeta, right parapodium 25; J, compound spinigers, right parapodium 25, arrow indicates the serrated margin of shaft; K, compound spiniger, left parapodium 33; L, compound falciger, right parapodium 147; M, acicula, left parapodium 90; N, subacicular hooks, left parapodium 92. A, K from paratype NMNS6896-5; B–J, L–N from holotype NMNS6996-1. Scale bars: A, 10 mm; B–C, 5 mm; D–E, 0.1 mm; F–G, 0.5mm; H–N, 0.05 mm.

FIGURE 7 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 7. Eunice shihmenensis sp. nov. A, dorsal view of anterior region; B, lateral view of anterior region; C, right parapodium 23, anterior view; D, limbate and pectinate chaetae, left parapodium 5; E, compound falcigers, right parapodium 23, arrows indicate subdistally bent shafts and wide appendage base; F, compound falciger, right parapodium 41, arrows indicate subdistally bent shafts and wide appendage base; G, aciculae and pectinate chaeta, right parapodium 48; H–I, subacicular hook, right parapodium 29. A–I from holotype NMNS6695-1; Scale bars: A–B, 1 mm; C, 0.1 mm; D–I, 0.05 mm.

FIGURE 6 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 6. Eunice reticulata sp. nov. A, dorsal view of anterior end; B, lateral view of anterior end; C, dorsal view of posterior end with two anal cirri; D, maxillae; E, mandibles; F, left parapodium 11, anterior view; G, left parapodium 40, anterior view; H, right parapodium 104, anterior view. I, pectinate chaetae, left parapodium 40; J, compound falciger, right parapodium 70; K, acicula, left parapodium 40; L, subacicular hook, left parapodium 40; M–O, dorsal view, showing the ontogenetic changes of reticulate pattern on anterior dorsum of small, median and large specimens. A–L, O from holotype NMNS6695; M from paratype NMNS2572-111; N from paratype NMNS2572-113. Scale bars: A–B, 5 mm; C–G, 1 mm; H, 0.5 mm; I–L, 0.05 mm; M–O, 2 mm.

FIGURE 5 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 5. Eunice jihueiensis sp. nov. A, whole animal; B, dorsal view of anterior region; C, dorsal view of posterior end; D, left parapodium 14 to 16, dorsal view; E, limbate and pectinate chaetae, right parapodium 57; F, pectinate chaeta, right parapodium 46; G, compound falciger, right parapodium 52; H, acicula, right parapodium 58; I, subacicular hook, left parapodium 18. A–I from holotype NMNS-6993. Scale bars: A, 5 mm; B–C, 1 mm; D, 0.5 mm; E–I, 0.05 mm.

FIGURE 4 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 4. Regressions of compared parameters of Eunice dilatata Grube, 1877 collected in the present study. A, relationship between body size and maximum number of branchial filaments of 18 specimens; B, relationship between body size and chaetiger number with first subacicular hooks of 18 specimens; C, relationship between body size and chaetiger number with first branchiae present of 18 specimens.

FIGURE 3. Eunice dilatata Grube, 1877 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 3. Eunice dilatata Grube, 1877 collected in the present study. A, whole body, showing the characteristic of the species––the compressed body at maximum width of worm; B, dorsal view of anterior region; C, lateral view of anterior region; D, dorsal view of posterior end with triple anal cirri; E, maxillae; F, mandibles; G, left parapodium 16, anterior view; H, right parapodium 100; I, limbate chaeta, left parapodium 28; J, pectinate chaeta, right parapodium 20; K, compound falciger, left parapodium 16; L, acicula, left parapodium 46; M, subacicular hook, left parapodium 46. A–I, K–M from specimen NMNS6992-9; J from specimen NMNS2572-122. Scale bars: A, 20 mm; B–C, 5 mm; C, 0.5 mm; D–E, 2 mm; G–H, 0.5 mm; I–M, 0.05 mm

FIGURE 2. Eunice annulicirrata Miura, 1986 in New species and new records of eunicids (Polychaeta, Eunicidae) from Taiwan

FIGURE 2. Eunice annulicirrata Miura, 1986 collected in the present study. A, dorsal view of anterior end; B, lateral view of anterior end; C, maxillae; D, mandibles; E, right parapodium 15, anterior view; F, left parapodium 54, anterior view; G, limbate chaeta, left parapodium 6; H, pectinate chaeta, right parapodium 32; I, compound falciger, left parapodium 6; J, aciculae, left parapodium 54; K, subacicular hook, left parapodium 54. A–F, H, J–K from specimen NMNS2572-112; G, I from specimen NMNS2572-117. Scale bars: A–B, 5 mm; C–D, 1 mm; E–F, 0.5 mm; G–K, 0.05 mm.

FIGURE 4 in A new annelid species from whalebones in Greenland and aquaculture sites in Newfoundland: Ophryotrocha cyclops, sp. nov. (Eunicida: Dorvilleidae)

FIGURE 4. Haplotype network from TCS using fifteen COI sequences from the new species, Ophryotrocha cyclops, resulting in twelve haplotypes. Light grey: specimens from the Greenland site; white: specimens from Newfoundland sites A and B; dark grey: specimens from Newfoundland site C.

FIGURE 3 in A new annelid species from whalebones in Greenland and aquaculture sites in Newfoundland: Ophryotrocha cyclops, sp. nov. (Eunicida: Dorvilleidae)

FIGURE 3. Majority rule consensus tree from the Bayesian phylogenetic analyses of a combined dataset with three genes; 16S, COI and H3. Posterior probability values provided at nodes, with asterisks showing mean support values of 95 or higher.

FIGURE 1 in A new annelid species from whalebones in Greenland and aquaculture sites in Newfoundland: Ophryotrocha cyclops, sp. nov. (Eunicida: Dorvilleidae)

FIGURE 1. Ophryotrocha cyclops, sp. nov. (A) Dorsal and (B) ventral view of a whole individual, after preservation in ethanol. (C) Dorsal view of a live specimen, showing light-reflecting, central quasi-fused eye spots (white arrow) and triangular parapodial lobe (black arrow). (D) SEM, K type jaws. (E) SEM, P-type jaws. (F) SEM, P-type maxillae. Scale bars: (A) 1 mm, (C) 500 µm, (B) 1 mm scale interval units, (D) and (E) 200 µm, (F) 50 µm.

FIGURE 2 in A new annelid species from whalebones in Greenland and aquaculture sites in Newfoundland: Ophryotrocha cyclops, sp. nov. (Eunicida: Dorvilleidae)

FIGURE 2. Ophryotrocha cyclops, sp. nov. (A) Light micrograph of parapodium, (B to D) SEM of chaetae. Scale bars: (A) 100 µm, (B) 50 µm, (C) 20 µm, and (D) 100 µm.

FIGURE 7 in The rare subgroup C 1 of Marphysa (Polychaeta, Eunicidae): re-description of species and first records in the Mediterranean Sea

FIGURE 7. Marphysa purcellana (BMNH 1911.2.1.13) a) anterior body; b) anterior composite falcigers (BMNH 1911.2.1.50); c) bundle of posterior pectinate setae (BMNH 1911.2.1.49); d) acicular seta (BMNH 1911.2.1.51); cf: composite falcigers; ps: pectinate setae; cs: capillary seta; as: acicular seta.