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273 results for “Eastern Pacific Ocean”
FIGURE 2. Vasopora ceramica n. gen., n in Vasopora ceramica n. gen., n. sp.-a new abyssal cyclostome bryozoan from polymetallic nodules in the Russian exploration area, Clarion-Clipperton Fracture Zone, eastern Pacific Ocean
FIGURE 2. Vasopora ceramica n. gen., n. sp. Holotype, ZIRAS 1/50740. A–D, rotational views of fertile colony; E, capitulum with centrally located incubation chamber, covered and surrounded by network of ridges and alveoli, with radially arranged autozooidal peristomes at periphery; F, oblique view of colony attached to nodule particle; G, center to margin of capitulum, showing distal half of incubation chamber with ooeciopore, with trabecular ridges in-between, and connecting peristomes with gonozooid, encircling deep alveoli; H, gonozooid with numerous irregular pores within shallow alveoli on roof surface, surrounded by dense network of tuberculated ridges defining deep marginal alveoli; I–L, rotational views of gonozooid: I, distal, J, lateral, K, distolateral, and L, back-side view; note continuous cover of thick ridges, connected to trabecular network around peristomes; M, N, frontal and distal views of ooeciopore, respectively; O, close-up of L, showing shallow alveolus and coarse surface; P, enlargement of trabeculate ridge margin, showing imbricated foliated fabric of wedge-shaped crystallites; Q, enlargement of gonozooid wall, showing pore surrounded by wedge-shaped crystallites. Scale bars: A–F, 250 µm; G–L, 100 µm; M, N, 50 µm; O, P, 25 µm; Q, 5 µm.
FIGURE 4. Vasopora ceramica n. gen., n in Vasopora ceramica n. gen., n. sp.-a new abyssal cyclostome bryozoan from polymetallic nodules in the Russian exploration area, Clarion-Clipperton Fracture Zone, eastern Pacific Ocean
FIGURE 4. Vasopora ceramica n. gen., n. sp. Specimen YMG4–17, Stn 381. A, general view of ancestrular colony with three mature zooids, attached to nodule particle, fractured along expanded base; B, base of colony, showing protoecial dome (central zooid with own basal wall) with ancestrular peristome emerging from its apex, and first daughter zooid also originating from protoecium laterally (precise place of its communication pore outside plane of section); note elongated marginal, radially arranged trabeculae separating tubular extrazooidal alveolar spaces and kenozooid-like chambers; C, same, tilted forward; note shortened trabeculae delineating oval to cubical kenozooid-like chambers, surrounding ancestrular peristome with first daughter zooid in arch-like pattern; D, enlargement of protoecial dome with ancestrular peristome emerging from its entire roof and first daughter zooid also originating from protoecium laterally; E, same, tilted forward; F, detail of protoecial dome. Scale bars: A, 250 µm; B, C, 100 µm; D–F, 50 µm.
FIGURE 11 in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURE 11. Bayesian analysis of ssrDNA (a) and lsrDNA (b) constructed using MrBayes under the GTR+I (ssrDNA) and GTR+G (lsrDNA) models. Analyses were run for 5,000,000 generations, with 4,000,000 generations discarded as burnin. The branch-length scale bar indicates number of substitutions per site. GenBank accession numbers are given.
FIGURES 8–9. Buticulotrema thermichthysi n in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURES 8–9. Buticulotrema thermichthysi n. sp. 8. Ventral view of holotype. 9. terminal genitalia. Abbreviations: C, caecum; E, Egg; ED, male duct - presumably ejaculatory duct; GP, genital pore; M, metraterm; Ov, ovary; PP, pars prostatica; SV, seminal vesicle; T, testis; U, uterus; V, vitelline follicle. Scale-bars: 8, 9, 200 µm.
FIGURE 10 in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURE 10. Bayesian analysis of the concatenated ssr+lsrDNA dataset, constructed using MrBayes under the GTR+I (ssrDNA) and GTR+G (lsrDNA) models. Analyses were run for 5,000,000 generations, with 4,000,000 generations discarded as burnin. The branch-length scale bar indicates number of substitutions per site. GenBank accession number, hosts and localities are given. In cases where only one GenBank number is given, ssrDNA sequences were not available.
FIGURES 5–7. Caudotestis ventichthysi n in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURES 5–7. Caudotestis ventichthysi n. sp. Horizontal sections. 5. Overall view. 6. Showing cirrus-sac (cs). 7. With internal seminal vesicle indicated (isv). Scale-bars: 5, 200 µm; 6, 7, 100 µm.
FIGURES 1–4. 1. Biospeedotrema jolliveti n in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURES 1–4. 1. Biospeedotrema jolliveti n. sp. ventral view of holotype. 2. Biospeedotrema parajolliveti n. sp., ventral view of holotype. 3. Biospeedotrema biospeedoi n. sp. a. Ventral view of holotype. b, c. Illustration of variation in body-shape. 4. Caudotestis ventichthysi. n. sp. Ventral view of holotype, cirrus-sac obscured by eggs. Abbreviations: C, caecum; CS, cirrussac; E, egg; Ov, ovary; T, testis; V, vitelline follicle. Scale-bars: 1, 3a, b, c, 4, 200 µm; 2, 100 µm.
FIGURE 6 in A new species of Bregmaceros (Gadiformes: Bregmacerotidae) from the eastern Pacific Ocean, with comments on B. atlanticus and B. japonicus
FIGURE 6. Map showing geographic positions of collections of Bregmaceros moseri. Solid star, type locality; solid circles, paratypes; solid squares, non-types.
FIGURE 5 in A new species of Bregmaceros (Gadiformes: Bregmacerotidae) from the eastern Pacific Ocean, with comments on B. atlanticus and B. japonicus
FIGURE 5. Pigmentation patterns and other features of B. moseri, holotype USNM 325144, 44.2 mm, except Fig. 5B (paratype, USNM 466576, 37.0 mm). A, lateral and dorsal surfaces of head with position of base of damaged anterior dorsal-fin ray shown; B, dorsal surface of head showing concentration of small chromatophores above eyes and posterior portion of snout, and proximal portion of intact occipital dorsal-fin ray; C, ventral surfaces of head and pelvic fins; D, lateral view of thoracic region, including left pectoral fin; E, lateral view of body trunk at anterior bases of second dorsal and anal fins; F, lateral view of caudal peduncle and fin. Abbreviations: a=anterior base of anal fin; d1=anterior (first/occipital) dorsal-fin ray, d2=posterior (second) dorsal fin, pc=pectoral fin, pv=pelvic fin. Not to scale.
FIGURE 4 in A new species of Bregmaceros (Gadiformes: Bregmacerotidae) from the eastern Pacific Ocean, with comments on B. atlanticus and B. japonicus
FIGURE 4. Osteological characters of B. moseri, USNM 466576, 44.8 mm. A, opercle, right lateral view; B, prehaemal analfin pterygiophores, anterior view. Abbreviations: ap1=anal-fin proximal pterygiophore 1; ap2= anal-fin proximal pterygiophore 2; d1=anal-fin distal pterygiophore 1. Not to scale.
FIGURE 2 in A new species of Bregmaceros (Gadiformes: Bregmacerotidae) from the eastern Pacific Ocean, with comments on B. atlanticus and B. japonicus
FIGURE 2. Scatterplot of untransformed predorsal length versus standard length (mm) for Bregmaceros atlanticus holotype, open diamond; B. atlanticus non-types, solid diamonds; Bregmaceros cf. atlanticus (Indian Ocean), open circles; B. japonicus holotype, solid square; B. japonicus paratypes, solid circles; B. moseri holotype, asterisk; B. moseri paratypes and non-types, open squares.
FIGURE 3 in A new species of Bregmaceros (Gadiformes: Bregmacerotidae) from the eastern Pacific Ocean, with comments on B. atlanticus and B. japonicus
FIGURE 3. Cleared and stained preparations of B. moseri, USNM 466576, 40.2 mm, left lateral views. A, occipital first dorsal fin and location of opercle; B, modified pterygiophores at anterior base of anal fin. Abbreviations: ap1=anal-fin proximal pterygiophore 1; ap2=anal-fin proximal pterygiophore 2; d1=single ray of occipital first dorsal fin; os, opercular spine or rodlike process. Not to scale.
FIGURE 1 in A new species of Bregmaceros (Gadiformes: Bregmacerotidae) from the eastern Pacific Ocean, with comments on B. atlanticus and B. japonicus
FIGURE 1. Bregmaceros moseri, sp. nov., holotype, 44.2 mm SL, USNM 325144, off Oahu, Hawaiian Islands.
FIGURE 3 in Aulopus chirichignoae, a new flagfin from the eastern Pacific Ocean (Teleostei, Aulopiformes, Aulopidae)
FIGURE 3. Maximum likelihood tree of the cytochrome c oxidase subunit 1 (COI) of aulopid and paraulopid species. Aulopus clade in bold. Numbers at each node represent bootstraps.
Data from: Possible ballast water transfer of lionfish to the eastern Pacific Ocean
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Species and supraspecies lists and richness of macrofauna from the Far Eastern seas, eastern Arctic seas, and adjacent waters of the Pacific and Arctic Oceans
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Data from: Blue whale population structure along the eastern South Pacific Ocean: evidence of more than one population
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Data from: Zoogeographic patterns of pelagic oceanic cephalopods along the eastern Pacific Ocean
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Figure 7 from: Borrero-Pérez GH, Vanegas-González MJ (2019) Holothuria (Mertensiothuria) viridiaurantia sp. nov. (Holothuriida, Holothuriidae), a new sea cucumber from the Eastern Pacific Ocean revealed by morphology and DNA barcoding. ZooKeys 893: 1-19. https://doi.org/10.3897/zookeys.893.36013
Figure 7 Bayesian inference tree of mitochondrial genes of the specimens analysed for the present study. ACOIB 16S. The numbers on the nodes indicate Neighbour Joining (bootstrap %) / Maximum Likelihood (bootstrap %) / Bayesian posterior probability. Hyphen (-) indicates nodes not supported in some trees. Sequences from Colombia obtained in this study include the catalogue number at the MHNMC - INVEMAR (INV EQU); GenBank ascension number is included for the other sequences (see Table 1).
Figure 6 from: Borrero-Pérez GH, Vanegas-González MJ (2019) Holothuria (Mertensiothuria) viridiaurantia sp. nov. (Holothuriida, Holothuriidae), a new sea cucumber from the Eastern Pacific Ocean revealed by morphology and DNA barcoding. ZooKeys 893: 1-19. https://doi.org/10.3897/zookeys.893.36013
Figure 6 Ossicles of the juvenile paratype of Holothuria (Mertensiothuria) viridiaurantia sp. nov. (INV EQU4312, L = 25 mm). A Dorsal body wall (tables, buttons) B ventral body wall (tables, buttons) C dorsal papillae (tables, buttons, rods) D tube feet (tables, buttons, supporting plates) E tube feet (end plate) F tentacles (large and thick rods, small rods). Scale bars: 100 µm.
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Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.