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2,258 results for “Catfish”
FIGURE 2 in Trichomycterus santanderensis: A new species of troglomorphic catfish (Siluriformes, Trichomycteridae) from Colombia
FIGURE 2. Trichomycterus santanderensis, holotype, CAC-CDMB 035, 100.7mm SL. Lateral view of the left side.
FIGURE 3 in Ituglanis paraguassuensis sp. n. (Teleostei: Siluriformes: Trichomycteridae): a new catfish from the rio Paraguaçu, northeastern Brazil
FIGURE 3. Lateral view of the left suspensorium and opercular apparatus of I. paraguassuensis. HYO - hyomandibula; INT - interopercle; MTG - metapterygoid; OPC - opercle; PPC - preopercle; QDT - quadrate.
FIGURE 2 in Ituglanis paraguassuensis sp. n. (Teleostei: Siluriformes: Trichomycteridae): a new catfish from the rio Paraguaçu, northeastern Brazil
FIGURE 2. Dorsal view of neurocranium and upper jaw and associated structures of I. paraguassuensis. AOR – antorbital; APA – autopalatine; EPE - epioccipital; FPR – parietal fontanel; FSO – postparieto-supraoccipital fontanel; GBC – swim bladder; i1-i3, i10-i11 – infraorbital pores; ll1 – lateral line pore; MAX – maxilla; MET - mesethmoid; PAR – parietal; PMX - premaxilla; po1 – preopercular pores; PP-SO – postparieto-supraoccipital; PTE - pterotic; PTT-SCL – postemporo- supracleithrum; s1-s6 – supraorbital pores; SPH - sphenotic; STB – supraorbital tendon bone; VCU – vertebral centrum; VOM - vomer.
FIGURE 4 in Parakysis hystriculus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 4. Dorsal views of heads of: a. Parakysis hystriculus, MZB 10985, holotype, 27.6 mm SL; b. P. anomalopteryx, ZRC 38789, 22.7 mm SL; c. P. grandis, ZRC 42043, 28.8 mm SL; d. P. longirostris, ZRC 37733, paratype, 32.1 mm SL; e. P. notialis, CMK 20676, 28.9 mm SL; f. P. verrucosus, ZRC 17966, 27.0 mm SL.
FIGURE 5 in Parakysis hystriculus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 5. Right pelvic fin of: a. Parakysis hystriculus, ZRC 51418, paratype, 24.6 mm SL; b. P. anomalopterys, ZRC 38789, 22.7 mm SL; c. P. grandis, ZRC 39178, paratype, 29.3 mm SL; d. P. longirostris, ZRC 12164, paratype, 31.5 mm SL; e. P. notialis, ZRC 51417, 30.5 mm SL; f. P. verrucosus, ZRC 17964, 25.8 mm SL. Images not to scale.
FIGURE 2 in Parakysis hystriculus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 2. Posterior portion of bodies in: a. Parakysis hystriculus, ZRC 51418, male paratype, 26.0 mm SL (above) and ZRC 51418, female paratype, 25.7 mm SL (below); b. P. grandis, ZRC 38632, male paratype, 24.2 mm SL (above) and ZRC 39178, female paratype, 29.3 mm SL (below), showing difference in anal-fin shape. Images not to scale.
FIGURE 6 in Parakysis hystriculus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 6. Ventral views of head of: a. Parakysis hystriculus, MZB 10985, holotype, 27.6 mm SL; b. P. grandis, ZRC 42043, 28.8 mm SL, showing difference in length of accessory mandibular barbels (indicated with arrows).
FIGURE 8 in Akysis fontaneus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 8. Other species of Akysis from Sumatra: a. Akysis galeatus, ANSP 182914, paratype, 27.8 mm SL; b. A. heterurus, ZRC 51430, 24.6 mm SL; c. A. scorteus, UF 162465, paratype, 32.0 mm SL.
FIGURE 2 in Akysis fontaneus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 2. Holotype of Akysis fontaneus (right side reversed), MZB 10989, 23.5 mm SL showing live coloration.
FIGURE 7 in Akysis fontaneus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 7. Intraspecific variation in the shapes of the caudal fin in Akysis heterurus: a. ZRC 51430, 22.0 mm SL; b. ZRC 51430, 22.6 mm SL; c. ZRC 51430, 24.6 mm SL; d. ZRC 51430, 24.1 mm SL. Images not to scale.
FIGURE 5 in Akysis fontaneus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 5. Lateral views of head in: a. Akysis fontaneus, MZB 10989, holotype, 23.5 mm SL; b. A. heterurus, ZRC 51430, 24.6 mm SL, showing differences in predorsal profile. Images not to scale.
FIGURE 6 in Akysis fontaneus, a new species of catfish (Siluriformes: Akysidae) from Sumatra
FIGURE 6. Anterior views of: a. Akysis fontaneus, MZB 10989, holotype, 23.5 mm SL; b. A. heterurus, ZRC 51430, 24.6 mm SL, showing differences in predorsal profile. Postdorsal structures (e.g. pelvic and anal fins) have been erased for clarity and images are not to scale.
FIGURE 1 in Ompok supernus, a new catfish (Teleostei: Siluridae) from Borneo
FIGURE 1. Head of Ompok supernus (MZB 10983, holotype) in lateral view, showing structures around upper and lower lip (terminology after Bornbusch, 1995).
FIGURE 27 in Anatomy and phylogenetic relationships of a new catfish species from northeastern Argentina with comments on the phylogenetic relationships of the genus Rhamdella Eigenmann and Eigenmann 1888 (Siluriformes, Heptapteridae)
FIGURE 27. Cladogram depicting relationships among species of Rhamdella. The number of characters and their states correspond to the sequence presented in the text. Reversals are indicated by the negative numbers between brackets.
FIGURE 24 in Anatomy and phylogenetic relationships of a new catfish species from northeastern Argentina with comments on the phylogenetic relationships of the genus Rhamdella Eigenmann and Eigenmann 1888 (Siluriformes, Heptapteridae)
FIGURE 24. Gill arches of Pimelodella sp., UFRJ 503, 89.5 mm SL. Dorsal view. Gill rakers and dorsal elements of left gill arches not shown. Scale bar = 3 mm.
FIGURE 13 in Anatomy and phylogenetic relationships of a new catfish species from northeastern Argentina with comments on the phylogenetic relationships of the genus Rhamdella Eigenmann and Eigenmann 1888 (Siluriformes, Heptapteridae)
FIGURE 13. Anterior portion of hyoid arches and lower gill arches of Rhamdella cainguae, LIRP 3045, male, 149.9 mm SL, paratype. Dorsal view. Scale bar = 3 mm.
FIGURE 10 in Anatomy and phylogenetic relationships of a new catfish species from northeastern Argentina with comments on the phylogenetic relationships of the genus Rhamdella Eigenmann and Eigenmann 1888 (Siluriformes, Heptapteridae)
FIGURE 10. Lower jaws of Rhamdella cainguae, LIRP 3045, male, 149.9 mm SL, paratype. Ventral view. Scale bar = 5 mm.
FIGURE 14 in Anatomy and phylogenetic relationships of a new catfish species from northeastern Argentina with comments on the phylogenetic relationships of the genus Rhamdella Eigenmann and Eigenmann 1888 (Siluriformes, Heptapteridae)
FIGURE 14. Gill arches of Rhamdella cainguae, LIRP 3045, male, 149.9 mm SL, paratype. Dorsal view. Gill rakers and dorsal elements of left gill arches not shown. Scale bar = 5 mm.
FIGURE 7 in Anatomy and phylogenetic relationships of a new catfish species from northeastern Argentina with comments on the phylogenetic relationships of the genus Rhamdella Eigenmann and Eigenmann 1888 (Siluriformes, Heptapteridae)
FIGURE 7. Cranium of Rhamdella cainguae, LIRP 3045, male, 149.9 mm SL, paratype. Dorsal view. Arrow points to frontal-sphenotic space. Scale bar = 5 mm.
FIGURE 5 in Anatomy and phylogenetic relationships of a new catfish species from northeastern Argentina with comments on the phylogenetic relationships of the genus Rhamdella Eigenmann and Eigenmann 1888 (Siluriformes, Heptapteridae)
FIGURE 5. Head of Rhamdella cainguae, LIRP 3045, male, 153.8 mm SL, paratype, showing laterosensory canals. Ventral view. Scale bar = 10 mm.
ScienceDex guides
Understand access before you commit
These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
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.