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144 results for “Opheliida”
FIGURE 4. Armandia buccina n in New data on the Opheliidae (Annelida) from Lizard Island (Great Barrier Reef, Australia): five new species of the genus Armandia Filippi, 1861
FIGURE 4. Armandia buccina n. sp. SEM micrographs (paratypes AM W.49292). A, anal tube, lateral view (detached from body); B, anterior end, ventrolateral view; C, posterior end, last chaetigers, ventral view; D, posterior end, last chaetigers, ventral view, detail; E, anal tube, lateral view (detached from body); F, anal tube opening, ventral incision, lateral view (detached from body).
FIGURE 1 in New data on the Opheliidae (Annelida) from Lizard Island (Great Barrier Reef, Australia): five new species of the genus Armandia Filippi, 1861
FIGURE 1. Map of the study area showing collecting sites of new species described herein. Arrow in Yonge Reef symbol facing to cross-shelf site.
FIGURE 2. Armandia buccina n in New data on the Opheliidae (Annelida) from Lizard Island (Great Barrier Reef, Australia): five new species of the genus Armandia Filippi, 1861
FIGURE 2. Armandia buccina n. sp. (holotype AM W.49287). A, anterior end, right side, lateral view. (B–E) Parapodia, right side, lateral views: B, CH1; C, CH2; D, CH4; E, CH27. (F–G) Posterior end and anal tube: F, lateral view; G, ventrolateral view. B–E, same scale.
FIGURE 3. Armandia buccina n in New data on the Opheliidae (Annelida) from Lizard Island (Great Barrier Reef, Australia): five new species of the genus Armandia Filippi, 1861
FIGURE 3. Armandia buccina n. sp. SEM micrographs (paratypes AM W.49292). A, anterior end, left side, lateroventral view; B, anterior end, left side, detail; C, CH1–4, left side, lateral view; D, CH11, left side, anterolateral view; E, CH24, left side, anterolateral view; F, posterior end, left side, lateral view.
FIGURE 7. Armandia opisthoculata n in New data on the Opheliidae (Annelida) from Lizard Island (Great Barrier Reef, Australia): five new species of the genus Armandia Filippi, 1861
FIGURE 7. Armandia opisthoculata n. sp. A–D, G–I, holotype AM W.49296; E–F, paratype AM W.49297. A, anterior end, right side, lateral view. (B–E) Parapodia, right side, anterolateral views: B, CH1; C, CH2; D, CH3; E, CH23; F, CH25. G, anal tube, lateral view. (H–I) Posterior end and anal tube: H, dorsal view; I, ventral view. White short arrows pointing prechaetal lobe tip; B–F, same scale.
FIGURE 2. Phylogenetic results. A, Maximum likelihood tree from COI dataset rooted with Ophelia limacina. B, Maximum likelihood tree from ITS1 in Validation of three sympatric Thoracophelia species (Annelida: Opheliidae) from Dillon Beach, California using mitochondrial and nuclear DNA sequence data
FIGURE 2. Phylogenetic results. A, Maximum likelihood tree from COI dataset rooted with Ophelia limacina. B, Maximum likelihood tree from ITS1 dataset rooted according to the result for the COI dataset. Support values are shown as jackknife from parsimony analysis and bootstrap from maximum likelihood respectively separated by /. * indicates 100% values for each support measure.
FIGURE 1. The three sympatric Thoracophelia spp. from Dillon Beach. A, Thoracophelia dillonensis. B in Validation of three sympatric Thoracophelia species (Annelida: Opheliidae) from Dillon Beach, California using mitochondrial and nuclear DNA sequence data
FIGURE 1. The three sympatric Thoracophelia spp. from Dillon Beach. A, Thoracophelia dillonensis. B, Pectinate branchiae of T. dillonensis. C, Thoracophelia williamsi. D, Bifurcated branchiae with pinnules of T. williamsi. E, Thoracophelia mucronata. F, Bifurcated branchiae of T. mucronata. Scale bars all 1 mm.
FIGURE 8 in Opheliidae (Annelida: Polychaeta) from the western Pacific islands, including five new species
FIGURE 8. Polyophthalmus mauliola sp. nov. from Mamala Bay, Hawaii: A, complete specimen in dorsal view; B, anterior end in lateral view; C, anterior end in dorsal view; D, parapodium of the posterior end; E, posterior end with pygidium in lateral view; F, posterior end with pygidium in dorsal view.
FIGURE 1 in Opheliidae (Annelida: Polychaeta) from the western Pacific islands, including five new species
FIGURE 1. Armandia garretti sp. nov. from Pearl Harbor, Hawaii: A, anterior end of a live specimen showing everted pharynx; B, anal cone in lateral view and C, anal cone in ventral view. Armandia circumpapillata sp. nov. D, anal cone in lateral view.
FIGURE 4 in Opheliidae (Annelida: Polychaeta) from the western Pacific islands, including five new species
FIGURE 4. SEM of Armandia garretti sp. nov. from Pearl Harbor, Hawaii: A, complete specimen in dorso-lateral view; B, anterior end, dorsal view; C, mid-body parapodium; D and E, pygidium in lateral view.
FIGURE 9 in Opheliidae (Annelida: Polychaeta) from the western Pacific islands, including five new species
FIGURE 9. SEM of Polyophthalmus mauliola sp. nov. from Mamala Bay, Hawaii: A, complete specimen in lateral view; B, anterior end, dorsal view; C, parapodia of mid-body; D, parapodium of mid-body; E, pygidium and last chaetigers in lateral view.
FIGURE 14 in Opheliidae (Annelida: Polychaeta) from the western Pacific islands, including five new species
FIGURE 14. SEM of Ophelina manana sp. nov. from Mamala Bay, Hawaii: A, complete paratype (BPBM-R3894) in dorso-lateral view; B, anterior end, dorsal view; C, parapodia of chaetigers 14 and 15; D, detail of parapodium from mid-body; E, pygidium and posterior end segments in lateral view.
FIGURE 6 in Opheliidae (Annelida: Polychaeta) from the western Pacific islands, including five new species
FIGURE 6. SEM of Armandia circumpapillata sp. nov. from Waianae, Hawaii: A, complete specimen in lateral view; B, anterior end, dorso-lateral view; C, detail of nuchal organ; D, parapodia of mid-body; E, pygidium in lateral view.
FIGURE 12 in Opheliidae (Annelida: Polychaeta) from the western Pacific islands, including five new species
FIGURE 12. SEM of Ophelina kohni sp. nov. from Guam, Mariana Islands: A, complete specimen in lateral view; B, anterior end, dorso-lateral view; C, parapodium of mid-body; D, detail of prechaetal lobe; E, pygidium and posterior end segments in lateral view.
Fig. 6 in New species of Ophelina (Annelida: Opheliidae: Ophelininae) from northern Australia
Fig. 6 Ophelina cyprophilia sp. nov. holotype, anterior (a) and posterior (b), Ophelina fauveli NTM W13673, anterior (c) and posterior (d), Ophelina tessellata sp. nov. holotype, anterior (e) and posterior (f). no Nuchal organ, pp palpode, pac paired anal cirri, uac unpaired anal cirri, mac margin anal cirri
Fig. 5 Ophelina fauveli NTM W13673 in New species of Ophelina (Annelida: Opheliidae: Ophelininae) from northern Australia
Fig. 5 Ophelina fauveli NTM W13673, right side parapodia from posterior body, ventral view. The branchia is not shown
Fig. 4 a–c in New species of Ophelina (Annelida: Opheliidae: Ophelininae) from northern Australia
Fig. 4 a–c Light microscope photographs showing the parapodia of Ophelina species in this study. a Ophelina cyprophilia sp. nov. holotype, parapodium from posterior chaetiger (ventral lobe small, not visible); b O. fauveli NTM W13673, parapodium, chaetiger 7; c O. tessellata sp. nov. holotype, parapodium, chaetiger 10. br Branchiae, pcl prechaetal lobe, vl ventral lobe
Fig. 2 in New species of Ophelina (Annelida: Opheliidae: Ophelininae) from northern Australia
Fig. 2 Maximum likelihood tree of the cytochrome oxidase I (COI) dataset drawn using MEGA with the HKY+I model. Support from 1,000 bootstrap replicates is given at the nodes if greater than 50 %. Branch lengths are shown below the branches and were measured in the number of substitutions per site
Fig. 13 in Distribution and diversity of the Opheliidae (Annelida, Polychaeta) on the continental shelf and slope of Iceland, with a review of the genus Ophelina in northeast Atlantic waters and description of two new species
Fig. 13 Ophelina bowitzi sp. nov. (IMNH 24324, BIOICE sample 2863). a Anterior end, lateral view. b Detail of nuchal organ. c Chaetiger 11. d Chaetiger 18. e Chaetiger 25; arrows mark positions of two ciliary bands. (f) Chaetiger 28; arrow marks position of lateral organ. Scale bars: (a) 1 mm; (b) 90 μm; (c, d, f) 100 μm; (e) 900 μm
Fig. 10 in Distribution and diversity of the Opheliidae (Annelida, Polychaeta) on the continental shelf and slope of Iceland, with a review of the genus Ophelina in northeast Atlantic waters and description of two new species
Fig. 10 Posterior body region in three North Atlantic-Arctic species of Ophelina not found in BIOICE samples. a O. groenlandica Støp-Bowitz, 1948 (holotype, SMNH T-7831). b O. norvegica Støp-Bowitz, 1945 (SMNH 11137). c O. nybelini Eliason, 1951 (syntype, GNHM Polych. 10999). Scale bars: (a) 0.5 mm; (b, c) 1 mm
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