Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
2,258
datasets available to search
ShareScore release 0.9.0
Dataset results
2,258 results for “Catfish”
Fig. 4 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 4. First gill arch of Leptodoras oyakawai, MZUSP 97395, paratype, showing accessory lamellae, in (a) lateral and (b) medial views. Scale bar 5 mm.
Fig. 6 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 6. Anteriormost vertebrae, in ventral view, showing the bony capsules (arrows) of (a) Anduzedoras oxyhynchus, ANSP178551, 138 mm SL, and (b) Leptodoras cataniai, ANSP 179242, 157 mm SL, and cup-like expansions in (c) Leptodoras oyawakai, ANSP 187336, 120 mm SL. Scale bar 5 mm.
Fig. 8 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 8. Suspensorial and opercle series in Leptodoras oyakawai, based on MZUSP 95722, 73 mm SL, in lateral view. AAR anguloarticular, DEN dentary, HYO hyomandibula, IOP interopercle, MSP mesopterygoid, MTP metapterygoid, OPE opercle, POP preopercle, QUA quadrate. Scale bar 5 mm.
Fig. 1. Leptodoras oyakawai, MZUSP 97909 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 1. Leptodoras oyakawai, MZUSP 97909, holotype, 120.5 mm SL, in (a) lateral, (b) dorsal and (c) ventral views. Brazil, Pará, Novo Progresso, rio Jamanxim (Tapajós basin), at Prainha, near Novo Progresso.
Fig. 5 in Platydoras brachylecis, a new species of thorny catfish (Siluriformes: Doradidae) from northeastern Brazil
Fig. 5. Distribution of specimens of Platydoras examined. Type localities denoted with asterisk except for Platydoras armatulus (= Brazil, Paraná, not below 27°30'S) and P. costatus (= likely Suriname).? = locality data questionable. Base map by M. Weitzman.
Fig. 7 in Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae)
Fig. 7. Megalonema orixanthum, holotype, Colombia, Meta State, río Metica, ca. 3 km SE of Hacienda Mozambique. ANSP 187449, 100 mm SL, in a, lateral, b, dorsal and c, ventral view; distal ends of barbels clipped from image c.
Fig. 3 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 3. Mouth, barbels and lips of Leptodoras oyakawai, MZUSP 97909, holotype, 120.5 mm SL, in ventral view. Scale bar 5 mm.
Fig. 9 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 9. Hyoid arch of Leptodoras oyakawai, based on MZUSP 95722, 73 mm SL, in ventral view. ACH anterior ceratohyal, BRR branchiostegal rays, DHH dorsal hypohyal, ICH interceratohyal cartilage, PCH posterior ceratohyal, UHY urohyal, VHH ventral hypohyal. Scale bar 5 mm.
Fig. 6. Megalonema amaxanthum, a in Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae)
Fig. 6. Megalonema amaxanthum, a, lateral view of holotype, CBF 11896, 98 mm SL, b, lateral view of juvenile paratype, ANSP 187452, 39 mm SL, c, dorsal and d, ventral view of holotype; distal ends of barbels clipped from images c and d.
Fig. 5 in Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae)
Fig. 5. Scatter plots illustrating: a, anal-fin base length relative to standard length, and b, width between posterior nostrils relative to head length, in Megalonema xanthum (squares, n=23), M. amaxanthum (triangles, anal-fin base n=71, width between posterior nostrils n=70), and M. orixanthum (circles, n=41). In t-tests of the residuals from regression, M. amaxanthum proved to have a significantly longer anal-fin base length than M. orixanthum and M. xanthum (p-values <0.0001 for pairwise comparisons), and all three species are significantly different from each other in width between posterior nostrils with increasing relative widths from M. xanthum, M. amaxanthum to M. orixanthum (p-values for pairwise comparisons <0.0001).
Fig. 11 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 11. Pectoral girdle of Leptodoras oyakawai, MZUSP 95722, 73 mm SL, in ventral view. CLE cleithrum, COR coracoid, COR-pp coracoid posterior process. Scale bar 5 mm.
Fig. 3 in Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae)
Fig. 3. Details of supraoccipital processes of a, Megalonema cf. platycephalum ANSP 178450, b, M. xanthum CAS 63674, c, M. amaxanthum, holotype, CBF 11896 (ex FMNH 106769), and d, M. orixanthum ANSP 148180, paratype. Paired lines on each image show the gap between the tip of supraoccipital process and supraneural anteromedial point in or just below skin.
Fig. 7 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 7. Head of Leptodoras oyakawai, ANSP 187336, paratype, 120 mm SL, in (a) dorsal and (b) lateral (left side) views. acf anterior cranial fontanel, ANP anterior nuchal plate, CLE-pp postcleithral process, DEN dentary, EPO epioccipital, EPO-p epioccipital posterior process, FRO frontal, INS infranuchal scute, IO1-4 infraorbitals, LET lateral ethmoid, MAX maxilla, MET mesethmoid, MNP middle nuchal plate, NAS nasal, nf nuchal foramina, OPE opercle, pcf posterior cranial fontanel, PNP posterior nuchal plate, PAL autopalatine, PTO pterotic, SOC parieto-supraoccipital, SCL posttemporal-supracleithrum, SPO sphenotic, TyS tympanal scutes. Scale bar 5 mm.
Fig. 2 in Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae)
Fig. 2. Pelvic fins and basipterygia in Megalonema orixanthum, ANSP 187450, a, ventral view, b, dorsal view, and M. platycephalum, ANSP 189040, c, ventral view, d, dorsal view. alp = anterolateral process; amp = anteromedial process; bp = basal plate; dc = dorsal crest; pp = posterior process; r1-3 = pelvic-fin rays; vc = ventral crest.
Fig. 4. Megalonema xanthum, CAS 63674 in Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae)
Fig. 4. Megalonema xanthum, CAS 63674, paratype, 118 mm SL, in a, lateral, b, dorsal and c, ventral view.
Fig. 1. a in Two new cis-Andean species of the South American catfish genus Megalonema allied to trans-Andean Megalonema xanthum, with description of a new subgenus (Siluriformes: Pimelodidae)
Fig. 1. a, Weberian complex, post-Weberian vertebrae, basioccipital region and upper bones of shoulder girdle of Megalonema cf. platycephalum, ANSP 178515. b, Weberian complex and gas bladder of M. orixanthum, ANSP 187450. aoc = bony aortic canal; bocc = basioccipital; ccfl = ventral flange of compound centrum; tcom = position of gas bladder tubular commissure posterior to ventral flange; clr = cleithral ring; cpcv = position of bony canal for passage of posterior cardinal vein; gbld = lateral distention of gas bladder; gbtc = transverse commissure of gas bladder; ij5-6 = typical intervertebral joint between c5 and c6; tp4 = ventrally incomplete bony capsules surrounding lateral lobes of gas bladder formed by deeply down-curved 4th transverse processes of Weberian complex; c1, c5, c6, c7 = vertebrae designated by their ordinal numbers.
Fig. 12 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 12. Pelvic girdle of Leptodoras oyakawai, based on MZUSP 95722, 73 mm SL, in dorsal view. BPT basipterygium, eap external anterior process of BPT, iap internal anterior process of BPT, lp lateral process of BPT, PFR pelvic-fin rays, pp posterior process of BPT. Scale bar 5 mm.
Fig. 1 in Platydoras brachylecis, a new species of thorny catfish (Siluriformes: Doradidae) from northeastern Brazil
Fig. 1. Sets of anatomical landmarks (numbered) and distance measurements among them for trussnets of lateral head and body (A) and dorsal head and nuchal shield (B).
Fig. 15 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil
Fig. 15. Distribution of Leptodoras species, based on Sabaj (2005). In a, Leptodoras praelongus represented by red circle, L. nelsoni by black circle, and L. rogersae by blue circle. In b, L. myersi represented by red square, L. acipenserinus by black square, and L. linnelli by blue square. In c, L. copei represented by red triangle, and L. juruensis by blue triangle. In d, L. cataniai represented by red lozenge, and L. hasemani by blue lozenge (type localities represented by opened symbols).
Fig. 4 in Platydoras brachylecis, a new species of thorny catfish (Siluriformes: Doradidae) from northeastern Brazil
Fig. 4. Ventral (top) and dorsal (bottom) views of gas bladder in Platydoras brachylecis, ANSP 187051, 179 mm SL. Scale bar = 1 cm. Photos by M. Sabaj Pérez.
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.