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273 results for “Eastern Pacific Ocean”
Figure 18 from: Wiklund H, Neal L, Glover AG, Drennan R, Rabone M, Dahlgren TG (2019) Abyssal fauna of polymetallic nodule exploration areas, eastern Clarion-Clipperton Zone, central Pacific Ocean: Annelida: Capitellidae, Opheliidae, Scalibregmatidae and Travisiidae. ZooKeys 883: 1-82. https://doi.org/10.3897/zookeys.883.36193
Figure 18 Ophelina cf. abranchiata sp. NHM_1769 (specimen NHM_1769). A Live image, whole specimen B Lab image, whole specimen (very faded post-stain,) C Lab image, detail of prostomium and palpode D Lab image, detail of chaetae E Lab image, whole specimen (stained). Scale bars: 1 mm (B, E); 50 μm (C, D).
Figure 28 from: Wiklund H, Neal L, Glover AG, Drennan R, Rabone M, Dahlgren TG (2019) Abyssal fauna of polymetallic nodule exploration areas, eastern Clarion-Clipperton Zone, central Pacific Ocean: Annelida: Capitellidae, Opheliidae, Scalibregmatidae and Travisiidae. ZooKeys 883: 1-82. https://doi.org/10.3897/zookeys.883.36193
Figure 28 Scalibregmatidae sp. NHM_2308 (specimen NHM_2308). A Lab image, whole specimen, dorsal view (pre-stain) B Lab image, dorsal anterior (stained) C Lab image, ventral anterior, (shirla stained, vm = ventral midline) D Lab image, detail of hirsute spines on chaetigers 1 and 2 E Lab image, detail of hirsute spine tips F Lab image, detail of lyrate chaeta. Scale bars: 1 mm (A–C); 100 μm (D); 50 μm (E); 10 μm (F).
FIGURE 5 in Records of chimaeroid fishes (Holocephali: Chimaeriformes) from the Pacific coast of Costa Rica, with the description of a new species of Chimera (Chimaeridae) from the eastern Pacific Ocean
FIGURE 5. Claspers of Chimaera orientalis sp. nov. in lateral view, Holotype. Scale bar: 20 mm.
Figure 9 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 9 - Other Pleurolucina species. A, B Pleurolucina hendersoni Britton, 1972, exterior and interior of left valve Guadeloupe station GD 69 (MNHN), L 9.1 mm C, D Pleurolucina sombrerensis (Dall, 1886) exterior of left valve (L 4.9 mm) and interior of right valve (L 5.2 mm), USNM 446178, Eolis stn 48, off Miami, Florida, 110 m E–G Pleurolucina undata (Carpenter, 1865) exterior of left valve and interiors of right and left valves, NUMUK 1915.15.273 'California', L 11.0 mm H–J Pleurolucina leucocymoides (Lowe, 1935), exterior of right valve and interiors of right and left valves SBMNH 141511, Baja California, NE of Isla Danzante, Mexico, L 11 mm K–M Pleurolucina taylori Coan & Valentich-Scott, 2012, holotype, exterior of left valve and interior of left and right valves, SBMNH 149647, Baja California, Los Frailes, Mexico, L 9.5 mm.
Figure 8 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 8 - Bivariate height/length plots comparing Pleurolucina harperae with Pleurolucina leucocyma, and Pleurolucina undata. Length and height in millimetres.
Figure 7 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 7 - Pleurolucina leucocyma. A–C Lucina leucocyma Dall, 1881 lectotype MCZ 7986, exterior, interior and dorsal view of right valve, L 5.7 mm, H 6.6 mm D, E Lucina leucocyma paralectotype USNM 83140, exterior of left valve and interior of right valve, L 4.8 mm, H 5.5 mm F–K, Pleurolucina leucocyma USNM 446563 Eolis Station 368, off Ajax Reef, Florida F Exterior of left valve, L 5.1 mm G Left valve of juvenile shell, L 3.1 mm H Lateral view of left valve, L 5.1 mm. I Interior of left valve, L 5.5 mm J Interior of right valve, L 5.5 mm K Protoconch, scale bar = 100 µm.
Figure 6 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 6 - Shell microstructure of other species Pleurolucina hendersoni, Pleurolucina undata, Lucina pensylvanica and Cardiolucina quadrata. A Pleurolucina hendersoni Guadeloupe, fractured section with prominent calcified conchiolin layer, periostracum at base. Scale bar = 20 µm B Pleurolucina hendersoni, detail of conchiolin layer with lines of calcareous spherulites. Scale bar = 20 µm C Pleurolucina undata Baja California, fractured section with thin conchiolin layer Scale bar = 200 µm D Pleurolucina undata, detail of conchiolin layer with spherulites. Scale bar = 20 µm E Pleurolucina undata, single spherulites embedded in conchiolin. Scale bar = 3 µm F Lucina pensylvanica Florida Keys, calcified conchiolin layer. Scale bar = 20 µm G Lucina pensylvanica, single spherulite. Scale bar = 2 µm H Lucina pensylvanica, section of periostracum with calcareous granules. Shell interior to top. Scale bar = 20 µm I Cardiolucina quadrata Philippines, fractured section with conchiolin layer. Scale bar = 200 µm J Cardiolucina quadrata detail of conchiolin layer with calcareous aggregates. Scale bar = 50 µm K Cardiolucina quadrata detail of calcareous aggregate. Scale bar = 10 µm.
Figure 5 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 5 - Failed and multiple drill holes in shells of Pleurolucina harperae. A L = 6.8 mm B L = 9.8 mm C L =7.8 mm D SEM of failed drill hole terminating at conchiolin layer. Scale bar = 1.0 mm.
Figure 4 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 4 - Shell microstructure of Pleurolucina harperae. A Fractured section of shell margin showing major notch growth halt and conchiolin layer. Scale bar = 400 µm B Fractured section showing succession of shell layers. Shell exterior at top. Scale bar = 100 µm C Conchiolin layer with regular bands of spherulites. Scale bar = 40 µm D Individual spherulite. Scale bar = 2 µm E Adjacent spherulites embedded in conchiolin with narrow channels between layers. Scale bar = 5 µm F Single spherulites with channels below and above. Scale bar = 5 µm. cl crossed lamellar layer co conchiolin layer cp composite prismatic layer ip irregular prismatic layer p periostracum sp spherulitic prismatic layer.
Figure 3 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 3 - Pleurolucina harperae, general anatomy, ctenidia, bacteria, oocytes and sperm. A Right side, with mantle removed, right demibranch and extended foot stained with methylene blue L 7 mm B Left demibranch and foot, critical point dried preparation. Scale bar = 1 mm C Cut section to show general anatomy, stained with methylene blue L 8 mm D Transverse section through single ctenidial demibranch. Scale bar = 100 µm E Surface of bacteriocytes and intercalary cells on lateral view of a ctenidial filament. Scale bar = 15 µm F Spirochaete bacteria on surface of bacteriocytes. Scale bar = 2 µm G, H Symbiotic bacteria contained in bacteriocyte. Scale bar = 5 µm I Developing oocytes. Scale bar = 500 µm J, K Sperm. Scale bars = 5, 2 µm respectively. aa anterior adductor muscle bz bacteriocyte zone cz ciliated zone dg digestive gland f foot lp labial palps me mantle edge ov ovary with oocyctes pa posterior adductor r rectum rd right demibranch st stomach tm thickened mantle ventral to anterior adductor muscle.
Figure 2 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 2 - Outline drawings of shell interiors of A Pleurolucina harperae and B Pleurolucina leucocyma.
Figure 1 from: Glover EA, Taylor JD (2016) Pleurolucina from the western Atlantic and eastern Pacific Oceans: a new intertidal species from Curaçao with unusual shell microstructure (Mollusca, Bivalvia, Lucinidae). ZooKeys 620: 1-19. https://doi.org/10.3897/zookeys.620.9569
Figure 1 - Pleurolucina harperae sp. n. A–C Holotype NHMUK 20160338 exterior of right and interior of right and left valves L 8.8 mm. D–P Paratypes. NHMUK 20160339 dorsal view L 7.6 mm. E Exterior of left valve L 7.7 mm. F Interior of right valve L 6.3 mm. G Exterior of right valve L 7.9 mm. H Hinge area of right valve L 8.6 mm. I Exterior of left valve L 63 mm. J, K Interiors of right and left valves L 5.0 mm. L Dorsal view showing lunule. Scale bar = 0.5 mm. M, N Details of hinge teeth of J, K. O Protoconch. Scale bar = 100 µm. P Detail of microsculpture. Scale bar = 20 µm.
Supplementary material 1 from: Neal L, Wiklund H, Gunton LM, Rabone M, Bribiesca-Contreras G, Dahlgren TG, Glover AG (2022) Abyssal fauna of polymetallic nodule exploration areas, eastern Clarion-Clipperton Zone, central Pacific Ocean: Amphinomidae and Euphrosinidae (Annelida, Amphinomida). ZooKeys 1137: 33-74. https://doi.org/10.3897/zookeys.1137.86150
DarwinCore database of CCZAmphinomida
Figure 3 in Updated checklist of marine cartilaginous fishes from continental and insular Ecuador (Tropical Eastern Pacific Ocean)
Figure 3. – Number of species per order of sharks, rays and chimaeras in Ecuador (n = 119).
FIGURE 23. Orbiniella rugosa n in New species and records of deep-water Orbiniidae (Annelida, Polychaeta) from the Eastern Pacific continental slope, abyssal Pacific Ocean, and the South China Sea
FIGURE 23. Orbiniella rugosa n. sp. A, anterior end, dorsal view; B, anterior end, ventral view; C, posterior end, dorsal view; D, middle body parapodium, anterior view; E, notopodial acicular spine; F, neuropodia acicular spine. A, paratype (MCZ 153583); B, C, E–F, holotype (MCZ 153582); D, paratype (MCZ 153586).
FIGURE 18. Orbiniella abyssalis n in New species and records of deep-water Orbiniidae (Annelida, Polychaeta) from the Eastern Pacific continental slope, abyssal Pacific Ocean, and the South China Sea
FIGURE 18. Orbiniella abyssalis n. sp. Holotype (USNM 1594176): A, anterior end dorsal view, B, parapodium from an anterior setiger, anterior view; C, acicular spines.
FIGURE 21. Orbiniella grasslei n in New species and records of deep-water Orbiniidae (Annelida, Polychaeta) from the Eastern Pacific continental slope, abyssal Pacific Ocean, and the South China Sea
FIGURE 21. Orbiniella grasslei n. sp. Holotype (MCZ 153574): A, anterior end, right lateral view; B, anterior parapodium, anterior view; C, another parapodium showing details of serrated spines.
FIGURE 16. Scoloplos sparsaciculus n in New species and records of deep-water Orbiniidae (Annelida, Polychaeta) from the Eastern Pacific continental slope, abyssal Pacific Ocean, and the South China Sea
FIGURE 16. Scoloplos sparsaciculus n. sp. Paratype (MCZ 153600): A, anterior and middle body segments, dorsal view; B, anterior end, right lateral view; C, thoracic neuropodium with uncini and camerated capillaries; D, same, another segment; E, abdominal neuropodium. All stained with Shirlastain A.
FIGURE 19. Orbiniella abyssalis n in New species and records of deep-water Orbiniidae (Annelida, Polychaeta) from the Eastern Pacific continental slope, abyssal Pacific Ocean, and the South China Sea
FIGURE 19. Orbiniella abyssalis n. sp. Holotype (USNM 1594176): A, anterior setigers, in dorsal view showing notopodia with numerous capillaries and spines, and clavate notopodial lamella; B, posterior setigers in dorsal view showing notopodia with few capillaries and long spines.
FIGURE 15. Scoloplos sparsaciculus n in New species and records of deep-water Orbiniidae (Annelida, Polychaeta) from the Eastern Pacific continental slope, abyssal Pacific Ocean, and the South China Sea
FIGURE 15. Scoloplos sparsaciculus n. sp. Holotype (MCZ 153591): A, anterior end, dorsal view; B, thoracic parapodium, anterior view; C, middle abdominal parapodium, anterior view; D, E, neuropodial uncini.
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OpenNeuro
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