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232 results for “Magdalena”
Fig. 7 in New sponge species from Seno Magdalena, Puyuhuapi Fjord and Jacaf Canal (Chile)
Fig. 7. Biemna aurantiaca Bertolino, Costa & Pansini sp. nov., holotype (CILE 20; MSGN 61497). A–B. The holotype in life. C. Plumoreticulate skeleton.
Fig. 5 in New sponge species from Seno Magdalena, Puyuhuapi Fjord and Jacaf Canal (Chile)
Fig. 5. Axinella coronata Bertolino, Costa & Pansini sp. nov., holotype (CILE 22; MSGN 61494). A–B. The holotype in life. C. Plumose multispicular skeleton. D. Cross section of the skeleton. E. Ectosome. F. Magnification of a single tylostyle, surrounded by a crown of thin styles.
Fig. 9 in New sponge species from Seno Magdalena, Puyuhuapi Fjord and Jacaf Canal (Chile)
Fig. 9. Biemna erecta Bertolino, Costa & Pansini sp. nov., holotype (CILE 74; MSGN 61496). A–B. The holotype in life. C. Plumose skeleton. D–E. Choanosome. F. Basal peduncle skeleton.
FIGURE 5 in Gymnotus ardilai: a new species of Neotropical electric fish (Ostariophysi: Gymnotidae) from the Rio Magdalena Basin of Colombia
FIGURE 5. Map of Colombia illustrating the type locality () of Gymnotus ardilai and 1: Bucaramanga city; 2: Pie de Cuesta; 3: Girón.
FIGURE 2. Gymnotus ardilai. Paratypes IAvHP 4001 in Gymnotus ardilai: a new species of Neotropical electric fish (Ostariophysi: Gymnotidae) from the Rio Magdalena Basin of Colombia
FIGURE 2. Gymnotus ardilai. Paratypes IAvHP 4001, males, (A) 219.2 mm TL, (B) 329 mm TL. Lateral view.
Figure 1 in Hematology and blood biochemistry profile of the freshwater stingray Potamotrygon magdalenae as a tool for population assessment in artificial environments
Figure 1. Different cell types found in peripheral blood of captive adults of Potamotrygon magdalenae.
Figure 2 in Hematology and blood biochemistry profile of the freshwater stingray Potamotrygon magdalenae as a tool for population assessment in artificial environments
Figure 2. Correlation's matrix test among body condition and physiological parameters in captive adults of Potamotrygon magdalenae. RBC:Erythrocyte count; Hb: Hemoglobin; Ht: Hematocrit; Leu: Leukocte count; Thr: Thrombocyte count; He%: Heterophils proportion; Eos%: Eosinophils proportion; Ly%: Lymphocytes proportion; Mo%: Monocytes proportion; Ure: Urea; Tri: Triglycerides; Pp: Plasma proteins; Sp: Serum proteins; Glu: Glucose; Col: Cholesterol. Ellipses show the type of correlation between each variable, slope shows whether the correlation is positive or negative, color intensity shows the correlation's strength, and amplitude of the ellipse corresponds to the data dispersion. The upper diagonal shows the p values for each correlation.
Fig. 1 in Gephyrocharax torresi (Characiformes: Characidae: Stevardiinae), a new species from the río Cascajales basin, río Magdalena system, Colombia
Fig. 1. Gephyrocharax torresi, (a) UIST 1767, holotype male, 36.7 mm SL, río Cascajales system, río La Colorada basin, río Magdalena system; (b) UIST 1766, paratype female, 42.0 mm SL, río Cascajales system, río La Colorada basin, río Magdalena system. Note externally developed urogenital papillae indicated by white arrow.
Fig. 3 in Gephyrocharax torresi (Characiformes: Characidae: Stevardiinae), a new species from the río Cascajales basin, río Magdalena system, Colombia
Fig. 3. Lateral view of lateral branched pectoral-fin ray of Gephyrocharax torresi, AI 293, paratype male, 34.7 mm SL, left side. Scale bar = 1 mm.
Fig. 5 in Gephyrocharax torresi (Characiformes: Characidae: Stevardiinae), a new species from the río Cascajales basin, río Magdalena system, Colombia
Fig. 5. Comparative regression plots of males (n = 18) and females (n = 19) of Gephyrocharax torresi. All variables as function of SL: (a) Caudal-peduncle depth (females: r2 = 0.95; males: r2= 0.94), (b) caudal-peduncle length (females: r2 = 0.87; males: r2= 0.73), (c) pectoral fin to pelvic fin length (females: r2 = 0.87; males: r2 = 0.74), (d) pelvic-fin length (females: r2 = 0.89; males: r2 = 0.94).
Fig. 4 in Gephyrocharax torresi (Characiformes: Characidae: Stevardiinae), a new species from the río Cascajales basin, río Magdalena system, Colombia
Fig. 4. Lateral view of caudal fin of Gephyrocharax torresi, AI 293, paratype male, 34.7 mm SL, left side, depicting: (a) pouch scale and associated caudal-fin squamation in ventral lobe; (b) caudal fin lower lobe rays and claw (scales removed). Scale bar = 1 mm.
Fig. 7 in Gephyrocharax torresi (Characiformes: Characidae: Stevardiinae), a new species from the río Cascajales basin, río Magdalena system, Colombia
Fig. 7. Gephyrocharax melanocheir, (a) CIUA 1060, male, 32.9 mm SL, Quebrada Casanguila, río Magdalena system; (b) AI 298, female, 35.4 mm, Quebrada Grande, río Magdalena system.
Fig. 2 in Gephyrocharax torresi (Characiformes: Characidae: Stevardiinae), a new species from the río Cascajales basin, río Magdalena system, Colombia
Fig. 2. Lateral view of jaws and dentition of Gephyrocharax torresi, UIST 1751, paratype female, 36.7 mm SL, right side. (a) Premaxilla and maxilla. (b) dentary, anguloarticular, and retroarticular bones.
Figuras 1-2 in Descripción del primer caso teratológico en un ejemplar de Esphalmenus silvestrii (Borelli) (Dermaptera: Pygidicranidae) de Isla Magdalena, Chile
Figuras 1-2. Esphalmenus silvestrii, ejemplar teratológico. 1. Vista general ventral del ejemplar. 2. Detalle de pata mesotorácica derecha, malformada en vista lateroventral, F= fémur, Ti= tibia, T1= tarsómero 1, T2= tarsómero 2.
Fig. 2 in New records and distribution extension of the rare glassfrog Hyalinobatrachium chirripoi (Anura: Centrolenidae) throughout the Chocó-Magdalena region in Colombia
Fig. 2. Dorsal (a) and ventral (b) view of live specimen from Chocó-Darien (ANDES-A-3738). Dorsal view (c) of specimen collected in Madgalena basin (MHUA-A-6650). Details of hand webbing of specimens collected in Chocó-Darien (d) and Madgalena basin (e).
Fig. 1 in New records and distribution extension of the rare glassfrog Hyalinobatrachium chirripoi (Anura: Centrolenidae) throughout the Chocó-Magdalena region in Colombia
Fig. 1. (A) Localities of museum specimens (black dots) and new records (red dots) for Hyalinobatrachium chirripoi. Coordinates for specimen IAvH-A-4311 (gray dot) were approximated to the urban area of Río Guapi, Cauca, since precise coordinates of the collection site were lacking. (B) Habitat where the ANDES-A individuals were encountered.
Linked collectors and determiners for: Colección de chinches (Insecta: Hemiptera) del Centro de Colecciones Biológicas de la Universidad del Magdalena.
Natural history specimen data linked to collectors and determiners held within, "Colección de chinches (Insecta: Hemiptera) del Centro de Colecciones Biológicas de la Universidad del Magdalena". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/e330e2ff-9816-482e-aceb-27f2b3cc05c4">https://bionomia.net/dataset/e330e2ff-9816-482e-aceb-27f2b3cc05c4</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/e330e2ff-9816-482e-aceb-27f2b3cc05c4">https://gbif.org/dataset/e330e2ff-9816-482e-aceb-27f2b3cc05c4</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: Hormigas (Hymenoptera: Formicidae) del Centro de Colecciones Biológicas de la Universidad del Magdalena.
Natural history specimen data linked to collectors and determiners held within, "Hormigas (Hymenoptera: Formicidae) del Centro de Colecciones Biológicas de la Universidad del Magdalena". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/3662247b-86f0-41de-82aa-f6b5e1712ed2">https://bionomia.net/dataset/3662247b-86f0-41de-82aa-f6b5e1712ed2</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/3662247b-86f0-41de-82aa-f6b5e1712ed2">https://gbif.org/dataset/3662247b-86f0-41de-82aa-f6b5e1712ed2</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: Description of a new diminutive Hyloxalus (Anura: Dendrobatidae: Hyloxalinae) from the Magdalena Valley of Colombia.
Natural history specimen data linked to collectors and determiners held within, "Description of a new diminutive Hyloxalus (Anura: Dendrobatidae: Hyloxalinae) from the Magdalena Valley of Colombia". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/a7c626e6-097a-486b-80a1-309d02be4506">https://bionomia.net/dataset/a7c626e6-097a-486b-80a1-309d02be4506</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/a7c626e6-097a-486b-80a1-309d02be4506">https://gbif.org/dataset/a7c626e6-097a-486b-80a1-309d02be4506</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: A new species of Ninia (Serpentes: Dipsadidae) from Chocó-Magdalena biogeographical province, western Colombia.
Natural history specimen data linked to collectors and determiners held within, "A new species of Ninia (Serpentes: Dipsadidae) from Chocó-Magdalena biogeographical province, western Colombia". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/f5d4b2d7-0060-40c8-a527-09111ea2c286">https://bionomia.net/dataset/f5d4b2d7-0060-40c8-a527-09111ea2c286</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/f5d4b2d7-0060-40c8-a527-09111ea2c286">https://gbif.org/dataset/f5d4b2d7-0060-40c8-a527-09111ea2c286</a>. Formatted as a Frictionless Data package.
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
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OpenNeuro
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