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93 results for “Magelonidae”
Figure 2. Bayesian 50 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 2. Bayesian 50% consensus tree from concatenated data of partial mitochondrial cytochrome c oxidase subunit I and large mitochondrial (16S) and nuclear ribosomal genes (28S). Annotated sequence groups were obtained with ABGD. Numbers on nodes correspond to posterior probabilities. Black dots mark significant and grey dots non-significant reciprocally monophyletic clades according to Rosenberg's (2007) test.
Figure 3 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 3. Magelona alleni (Morocco St. 2011410–GR45, NMW.Z.2021.001.0001): A, anterior region (dorsal view showing pigment band); B, prostomium, dorsal view (base of RH palp visible); C, E–K, M, O, parapodia of chaetigers 1–9, 11, respectively (anterior views); D, neuropodial lamella of chaetiger 1 (ventral view); L, parapodium of chaetiger 8 (lateral view); N, neuropodium of chaetiger 9 (lateral view); P, Q, tridentate abdominal hooded hooks (oblique lateral and lateral views, respectively).
Figure 7 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 7. Magelona guineensis. Holotype (São Tomé and Príncipe, St. 5SP–05, ZMBN132137): A, anterior region (dorsal view); B, prostomium (dorsal view); C, parapodium of chaetiger 1 (anterior view); D, ventral neuropodial lamella of chaetiger 1 (dorsal view); E, parapodium of chaetiger 2 (anterior view); F, parapodium of chaetiger 3 (anterior view); G, ventral neuropodial lamella of chaetiger 3 (dorsal view); H–N, parapodia of chaetigers 4–10, respectively (anterior views); O, abdominal tridentate hooded hook (oblique frontal view).
Figure 14 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 14. Magelona fasciata (Senegal St. 2011410–SL12: A–C, NMW.Z.2021.001.0009; D, E, NMW.Z.2021.001.0008; F, Senegal St. 2011410–SL12_5; G, St. 2011410–SL11: ZMBN115739): A, anterior region (dorsal view); B, anterior region (ventral view, showing partially everted burrowing organ); C, anterior region (lateral view, showing thoracic/abdominal junction); D, nine abdominal chaetigers, towards posterior region, showing two posteriorly open lateral pouches (ventrolateral view); E, posterior region (ventral view, showing pygidium and several lateral pouches); F, middle section of palp, showing pigmentation of the non-papillated side; G, anterior region (dorsal view).
Figure 1 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 1. Map showing the MIWA sampling area between Morocco in the north and Angola in the south, indicating the position of all sampling stations and current known distributions and depths for all magelonid species carrying posterior thoracic pigmentation off the western and southern coasts of Africa.
Figure 8 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 8. Magelona guineensis. Holotype (São Tomé and Príncipe, St. 5SP–05, ZMBN132137): A, B, anterior region (dorsal and ventral views respectively, showing pigment band); C, D, anterior region (dorsal and ventral views respectively); E, prostomium (ventral view, showing buccal region). C–E, stained with methyl green.
Figure 13 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 13. Magelona fasciata. (Ghana St. 7GH–02) (A, B, D–Z, holotype, ZMBN132144; C, paratype (NMW.Z.2021.001.0012): A, anterior region (dorsal view); B, C, prostomia (dorsal views); D, parapodium of chaetiger 1 (anterior view); E, ventral neuropodial lamella of chaetiger 1 (dorsal view); F, parapodium of chaetiger 2 (anterior view); G, ventral neuropodial lamella of chaetiger 2 (dorsal view); H, parapodium of chaetiger 3 (anterior view); I, ventral neuropodial lamella of chaetiger 3 (dorsal view); J, parapodium of chaetiger 4 (anterior view); K, ventral neuropodial lamella of chaetiger 4 (dorsal view); L, parapodium of chaetiger 5 (anterior view); M, ventral neuropodial lamella of chaetiger 5 (dorsal view); N, parapodium of chaetiger 6 (anterior view); O, ventral neuropodial lamella of chaetiger 6 (dorsal view); P–T, parapodia of chaetigers 7, 8, 9, 14 and 40, respectively (anterior views); U, abdominal chaetiger showing posteriorly open lateral pouch (lateral view); V, capillary chaeta from thoracic segment (lateral view); W–Y, bidentate abdominal hooded hooks (oblique lateral, lateral and posterolateral views, respectively, hoods omitted in X and Z for clarity); Z, eggs observed in the abdominal cavity.
Figure 12 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 12. Magelona nanseni. Holotype (Nigeria St. 5N–11, ZMBN132141): A, B, anterior region (dorsal and ventral views, respectively, pigmentation in posterior thorax visible); C, prostomium and first four chaetigers (dorsal view, showing dorsal speckled regions); D, E, anterior region (dorsal and ventral views, respectively); F, prostomium and first four chaetigers (dorsal view); G, H, anterior region (posterolateral and anterolateral views, respectively). D–H, stained with methyl green.
Figure 6 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 6. Magelona alleni (A–F, holotype BMNH 1958.5.2.1; G, paratype BMNH 1958.5.2.2): A, B, anterior region (dorsal and ventral views, respectively); C, D, prostomium and first five chaetigers (dorsal and ventral views, respectively); E, anterior region (laterodorsal view); F, thoracic/abdominal junction showing chaetigers 4(RH) to 13 (LH) (lateral view); G, posterior region (dorsal view).
Figure 5 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 5. Magelona alleni (A, B, holotype BMNH 1958.5.2.1; C, paratype BMNH 1958.5.2.2): A, anterior region (dorsal view); B, prostomium and first chaetiger (ventral view, showing mouth and base of LH palp); C, posterior region (dorsal view).
Figure 17 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 17. Magelona mackiei. (A, B, Liberia St. 7LI–01, NMW.Z.2021.001.0018; C–H, Liberia St. 7LI–07, NMW.Z.2021.001.0017; I, Nigeria St. 6N–11, ZMBN132179): A, anterior region (ventral view); B, anterior region (dorsal view); C, anterior region (dorsal view); D, anterior region (ventral view); E, anterior region (lateral view); F, anterior region (dorsal view); G, anterior region (ventral view); H, prostomium and first three chaetigers (dorsolateral view); I, section of sediment tube. F–H, stained with methyl green.
Figure 4 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 4. Magelona alleni (Morocco St. 2011410–GR45, NMW.Z.2021.001.0001), methyl green staining pattern: A, anterior region (dorsal view, showing pigment band. RH palp attached); B, anterior region (ventral view, showing partially everted burrowing organ); C, prostomium and first chaetiger (dorsal view); D, right-hand parapodia of chaetigers 7–10 (lateral view).
Figure 9 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 9. Magelona picta. Holotype (Angola St. 7AN–03, ZMBN107338): A, anterior region (dorsal view); B, prostomium (dorsal view, partially everted burrowing organ on the right-hand side of prostomium); C–F, parapodia of chaetigers 1, 2, 4 and 5 (anterior views); G–H, notopodium and neuropodium of chaetigers 6 and 7, respectively (anterior views); I–K, parapodia of chaetigers 8, 9 and 12 (anterior views); L, thoracic capillary chaeta (lateral view); M, abdominal tridentate hooded hook (oblique frontal view).
Figure 11 in Integrative taxonomy of West African Magelona (Annelida: Magelonidae): species with thoracic pigmentation
Figure 11. Magelona nanseni. Holotype (Nigeria St. 5N–11) (A–O, fluid preserved specimen; P, dissected chaetiger, slide mounted, ZMBN132141): A, anterior region (dorsal view); B, prostomium (dorsal view); C, parapodium of chaetiger 1 (anterior view); D, ventral neuropodial lamella of chaetiger 1 (ventral view); E, parapodium of chaetiger 2 (anterior view); F, ventral neuropodial lamella of chaetiger 2 (ventral view); G, H, parapodia of chaetigers 3–4 (anterior views); I, neuropodia of chaetiger 5 (anterior view); J–K, notopodium and neuropodium of chaetiger 6, respectively (anterior views, from opposing parapodia of the same chaetiger); L–O, parapodia of chaetigers 7, 8, 9 and 13, respectively (anterior views); P, abdominal tridentate hooded hook from the notopodium of chaetiger 26 (oblique frontal view).
FIGURE 15 in Unearthing the diversity of Japanese Magelona (Annelida: Magelonidae); three species new to science, and a redescription of Magelona japonica
FIGURE 15. Magelona boninensis sp. nov. (NMW.Z.2022.001.0003, Paratypes, A, B, D; NMW.Z.2022.001.0005, Paratypes, C, E, F,). B, D, F, stained with Methyl Green. A, anterior region (prostomium and chaetigers 1–9), dorsal view; B, anterior region (prostomium and chaetigers 1–13), dorsal view; C, thorax and anterior abdomen, dorsal view; D, anterior region (prostomium and chaetigers 1–7), ventral view; E, whole specimen, dorsal view; F, thoracic-abdominal junction showing ventral swellings, ventrolateral view. Ab = abdomen, BO = burrowing organ, PH = prostomial horns, Pp = palp, Pr = prostomium, VS = ventral swellings, Th = thorax, numbers indicate chaetiger.
FIGURE 16 in Unearthing the diversity of Japanese Magelona (Annelida: Magelonidae); three species new to science, and a redescription of Magelona japonica
FIGURE 16. Magelona boninensis sp. nov. (NMW.Z.2022.001.0003, Paratypes, A, D, F; NMW.Z.2022.001.0002, Holotype, B, E; NMW.Z.2022.001.0005, Paratypes, C). A–C, E, F, stained with Methyl Green. A, whole specimen, dorsal view; B, anterior region (prostomium and chaetigers 1–13), lateral view; C, anterior, dorsal view; D, whole specimen, ventral view; E, chaetigers 18–23, lateral view (interparapodial patches visible); F, posterior showing pygidium (anal cirri and anus), ventral view. AC = anal cirri, BO = burrowing organ, Pg = pygidium, PH = prostomial horns, Pr = prostomium, numbers indicate chaetiger.
FIGURE 5 in Unearthing the diversity of Japanese Magelona (Annelida: Magelonidae); three species new to science, and a redescription of Magelona japonica
FIGURE 5. Known distribution records for Magelona crenulifrons, Magelona cornuta and M. cf. cornuta from present study. Record of M. cornuta from Mortimer & Mackie (2009) highlighted separately due to uncertainty of identification.
FIGURE 11 in Unearthing the diversity of Japanese Magelona (Annelida: Magelonidae); three species new to science, and a redescription of Magelona japonica
FIGURE 11. Magelona alba sp. nov. (NMW.Z.2022.001.0012, A–F), Magelona cepiceps Mortimer & Mackie, 2006 (NMW. Z.2000.020.0208, Holotype, G & H). A, prostomium, dorsal view; B, anterior, dorsal view; C, entire specimen, ventral view; D, prostomium and first five chaetigers, ventral view; E, thorax, ventral view; F, chaetigers 4 and 5, ventral view; G–H, entire specimen, dorsal and ventral views respectively. B–D, F–H, stained with Methyl Green. Ab = abdomen, BO = burrowing organ, PH = prostomial horns, Pp = palp, Pr = prostomium, Th = thorax, Noto = notopodia, Neuro = neuropodia, SDL = superior dorsal lobe, VS = ventral swellings, numbers indicate chaetiger.
FIGURE 2 in Unearthing the diversity of Japanese Magelona (Annelida: Magelonidae); three species new to science, and a redescription of Magelona japonica
FIGURE 2. Magelona cf. cornuta (NMW.Z.2022.001.0013). A, anterior, dorsal view; B, prostomium, dorsal view; C–L, parapodia of chaetigers 1–9, 12 respectively, anterior views (C, E, H, J–L left hand; D, F, G, I right-hand parapodia); M, thoracic chaeta from chaetiger 7; N, abdominal hooded hook from chaetiger 31, frontal view; O, abdominal hooded hook from chaetiger 31, lateral view. Pr = prostomium, PH = prostomial horns, Pp = palp, Noto = notopodia, Neuro = neuropodia, SDL = superior dorsal lobe, numbers indicate chaetiger.
FIGURE 19. A in Unearthing the diversity of Japanese Magelona (Annelida: Magelonidae); three species new to science, and a redescription of Magelona japonica
FIGURE 19. A comparative figure of Japanese magelonids found in the current surveys (Magelona agoensis not included).
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