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FIGURE 13 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 13 | Radiographs of neurocranium and mandibular arch of Paratrygon orinocensis, upper views. A. USNM 233944b (paratype). B. MZUSP 117220 (paratype). ANT = antorbital cartilage, DLP = dorsolateral process, FPF = frontoparietal component of fontanelle, FSP = first segment of propterygium, HYO = hyomandibula, IS = internasal septum, LP = lateral process, MC = Meckel's cartilage, NC = nasal capsule, PCF = precebral component of fontanelle, POP = postorbital process, PQ = palatoquadrate, PRO = propterygium, PRP = preorbital process, RPJ = rostral projection, SOC = supraorbital crest, SP = supraorbital process. Arrow indicates to the anterior portion of specimens.
FIGURE 11 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 11 | Dorsal view of caudal sting of Paratrygon orinocensis in six specimens. A. IAvH-P 11939 (holotype). B. IAvH-P 11940 (paratype). C. IAvH-P 11943. D. IAvH-P 12440, juvenile female, 249 mm DW, from Bita river. E. IAvH-P 12443. F. IAvH-P 12444.
FIGURE 26 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 26 | Ventral canals of lateral line system in Paratrygon parvaspina, IAvH-P 12446 (paratype). A. distribution of all ventral canals. B. detail of the anterior central disc ventral canals. Abbreviations see Fig. 12.
FIGURE 9 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 9 | Posterior margin and tail's basis dermal denticles of Paratrygon orinocensis, MZUSP 117220 (SEM images). A. dorsal-lateral views of three dermal denticles showing the two morphological types: one more similar with the central disc dermal denticles (left down corner), and other more smiliar with thorns of tail's dorsal row (right down corner); left above a bud of a denticle. B. morphology detail of one pointed dermal denticle in lateral view. C. and D. lateral views of two dermal denticles. ccp = central coronal plate, lcp = lateral coronal ridge.
FIGURE 8 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 8 | Dermal denticles in anterior margin of the disc of Paratrygon orinocensis, MZUSP 117220 (SEM images). A. dorsal view of four dermal denticles. B. morphology detail of one denticle in dorsal view. C. and D. lateral views of anterior margin dermal denticles. ccp = central coronal plate, lcr = lateral coronal ridge.
FIGURE 30 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 30 | Radiographs of basal elements of pectoral fin of Paratrygon parvaspina, MZUSP 117836 (paratype), upper view. Abbreviations see Fig. 16. Arrow indicates to the anterior portion of specimen. A. Propterygium region. B. Mesopterygium region. C. Metapterygium region.
FIGURE 25 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 25 | Dorsal view of caudal stings of Paratrygon parvaspina. A. IAvH-P 4684. B. IAvH-P 12441 (paratype). C. IAvH-P 12446 (paratype). D. MZUSP 117836 (paratype).
FIGURE 40 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 40 | Non-types of Paratrygon aiereba. IAvH-P 11927, juvenile male, 408 mm DW, from Putumayo river. A. dorsal and B. ventral views. IIAP uncatalogued, juvenile female, 208 mm DW, from Napo river. C. dorsal and D. ventral views.
FIGURE 10 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 10 | Dorsal row of thorns on the tail of Paratrygon orinocensis. A. dorsal view of USNM 233944a (paratype). B. lateral view of USNM 233944a. C. dorsal view of IAvH-P 11939 (holotype). D. lateral-dorsal view of IAvH-P 11940 (paratype). E. dorsal view of IAvH-P 11943, juvenile female, 372 mm DW, from Orinoco river. F. dorsal view of IAvH-P 11938. G. dorsal view of IAvH-P 12444, juvenile female, 241 mm DW, from Orinoco river. H. dorsal view of ICN uncatalogued specimen, juvenile male, 240 mm DW.
FIGURE 27 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 27 | Radiograph of neurocranium and mandibular arch of Paratrygon parvaspina, MZUSP 117836 (paratype), upper view. Abbreviations see Fig. 13. Arrow indicates to the anterior portion of specimen.
FIGURE 37 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 37 | Upper (above) and lower (below) teeth of Paratrygon aiereba, MNHN A.2269. Scale bars = 2 mm.
FIGURE 39 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 39 | Non-types of Paratrygon aiereba. MPEG uncatalogued, adult male, 681 mm DW, from Marajó island. A. dorsal and B. ventral views. MZUSP 104029, juvenile male, 436 mm DW, from Juruá river. C. dorsal and D. ventral views.
FIGURE 32 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 32 | Distribution of Paratrygon parvaspina throughout Orinoco basin. This species occurs in the mid portion of Orinoco river, and in some tributaries of this portion. Star = holotype specimen (IAvH-P 12447) locality.
FIGURE 38 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 38 | Non-type specimen of Paratrygon aiereba, MPEG uncatalogued, adult female, 786 mm DW, from Marajó island. A. dorsal and B. ventral views.
FIGURE 36 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 36 | Upper teeth of Paratrygon aiereba. A. MZUSP 104895, adult female, 590 mm DW, from Javari river. B. MNHN A.1019, juvenile female, 324 mm DW, from Solimões river. C. MNHN A.2269. Scale bars, A. = 5 mm, B. and C. = 2 mm.
FIGURE 35 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 35 | Lateral view of spiracles and spiracles process of Paratrygon aiereba. A. MPEG uncatalogued, adult female, 786 mm DW, from Marajó island. B. AMNH 59878, subadult male, 383 mm DW, from Itenez river. C. IAvH-P 11929, juvenile male, 366 mm DW, from Putumayo river. D. MNHN A.2269, juvenile male, 285 mm DW, from Solimões river. E. MUSM 1389, neonate female, 204 mm DW. F. MZUSP 101015, neonate female, 150 mm DW, from Breu river.
FIGURE 7 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 7 | Dermal denticles in the central disc of Paratrygon orinocensis. A. dorsal view of dermal denticles of IAvH-P 12448. B. dorsal view of three dermal denticles of MZUSP 117220 (paratype), juvenile male, 299 mm DW, from Apure river, made by Scanning Electron Microscopy (SEM image). C. dorsal view of one central dermal denticle of MZUSP 117220 (SEM image). D. morphology detail of a central dermal denticle of MZUSP 117220 (SEM image) in dorsal view. E. lateral-dorsal view of one central dermal denticle of MZUSP 117220 (SEM image). F. lateral-dorsal view of one central dermal denticle showing the crown (MZUSP 117220, SEM image). ccp = central coronal plate, cr = crown, lcr = lateral coronal ridge.
FIGURE 5 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 5 | Lateral view of spiracles and spiracles process of Paratrygon orinocensis. A. IAvH-P 12449 (paratype). B. IAvH-P 12448 (paratype). C. IAvH-P 11939 (holotype). D. IAvH-P 11942, juvenile female, 297 mm DW, from Orinoco river. E. IAvH-P 11938, juvenile male, 242 mm DW, from Orinoco river. F. IAvH-P 11941, juvenile female, 248 mm DW, from Orinoco river.
FIGURE 6 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 6 | Upper (above) and lower (below) teeth of Paratrygon orinocensis, IAvH-P 12449 (paratype). Scale bars = 5 mm.
FIGURE 4 in Two new species of freshwater stingrays of the genus Paratrygon (Chondrichthyes: Potamotrygonidae) from the Orinoco basin, with comments on the taxonomy of Paratrygon aiereba
FIGURE 4 | Frontal view of eyes and spiracles of the three species of genus Paratrygon. Paratrygon orinocensis: A. IAvH-P 12449 (paratype), adult male, 573 mm DW, from Orinoco river. B. USNM 233944a (paratype). C. IAvH-P 11939 (holotype). Paratrygon parvaspina: D. IAvH-P 12447 (holotype), adult female, 450 mm DW, from Bita river. E. IAvH-P 12441 (paratype), juvenile female, 225 mm DW, from Tomo river. F. IAvH-P 12446 (paratype), juvenile male, 212 mm DW, from Tomo river. Paratrygon aiereba: G. MPEG uncatalogued, adult male, 578 mm DW, from Marajó island. H. MZUSP 14774, juvenile female, 256 mm DW, from Jutaí river. I. MUSM uncatalogued, juvenile male, 220 mm DW.
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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.