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FIGURE 3 in A new species of Neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae) from the Rio Negro, Amazonas, Brazil: the smallest species of Potamotrygon
FIGURE 3. Dorsal (A) and ventral (B) views of Potamotrygon wallacei n. sp., freshly captured specimen with heavy mucus cover (about 340 mm TL, 230 mm DW; Rio Cuari, Rio Negro basin; photo courtesy of N. Labbish Chao).
FIGURE 5 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 5. Scanning electron microscopy images of the spicule set of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a mesgasclere. (c) Acanthoxea microscleres' shapes. (d) Detail of the shaft of microscleres. (e) Pseudobirotule gemmulosclere. (f) Various shapes of birotule gemmuloscleres. (g) Detail of the pseudorotule of a pseudobirotule. (h) Detail of the rotule of a birotule. Scale bars: a 100 µm, b 10 µm, c, e, f 30 µm, d, g, h 5 µm.
FIGURE 2 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 2. Scanning electron microscopy images of spicules of the holotype (UFPEPOR 1728) of Heteromeyenia barlettai sp. nov. (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a megasclere. (c) Various shapes of acanthoxea microscleres. (d) Detail of the shaft of microscleres. (e) Various shapes of birotule gemmuloscleres. (f) Detail of the shaft of gemmuloscleres. (g) Detail of the rotules of gemmuloscleres. Scale bars: a 100 µm, b 10 µm, c, e 30 µm, d, f, g 5 µm.
FIGURE 1 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 1. Heteromeyenia barlettai sp. nov. in situ. (a) H. barlettai sp. nov. (Holotype. UFPEPOR 1728) adhered to a leave of the macrophyte (Microsorum pteropusi). (b) H. barlettai sp. nov. adhered to a leave of the macrophyte (Vallisneria nana). (c) H. barlettai sp. nov. adhered to a root of the macrophyte (Pistia stratiotes). Scale bars: a – c 4 mm.
FIGURE 4. Heteromeyenia insignis Weltner, 1895 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 4. Heteromeyenia insignis Weltner, 1895 (MNRJ 0002), dry specimen. Scale bars: a 1 cm, b, c 500 µm.
FIGURE 3 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 3. Scanning electron microscopy images of gemmules of the holotype of Heteromeyenia barlettai sp. nov. (UFPEPOR 1728). (a) Gemmule. (b) Foramen of gemmule. (c) Well developed, tri-layered gemmular theca. Scale bars: a 300 µm, b, c 50 µm.
FIGURE 6 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 6. Scanning electron microscopy images of the gemmules of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Gemmule. (b) Foramen of gemmule. (c) Well developed, tri-layered gemmular theca. Scale bars: a 300 µm, b, c 50 µm.
FIGURE 2A in New data on the taxonomy, ecology, and conservation of the rediscovered Louisea edeaensis (Bott, 1969) (Brachyura: Potamoidea: Potamonautidae), an endangered freshwater crab from Cameroon
FIGURE 2A. Louisea edeaensis (Bott, 1969), adult male, CW 17.5 mm: Lake Ossa, Cameroon (ZMB Crust. 26930). Dorsal view showing color when freshly collected. Scale bar equals 11 mm. The figure 2B is an adult female not presented in the present study.
FIGURE 3 in New data on the taxonomy, ecology, and conservation of the rediscovered Louisea edeaensis (Bott, 1969) (Brachyura: Potamoidea: Potamonautidae), an endangered freshwater crab from Cameroon
FIGURE 3. Louisea edeaensis (Bott, 1969). Lake Ossa, Cameroon, adult male, CW 17.5 mm (ZMB Crust. 26930). A, G1 ventral view; B, G1 dorsal view; C, G2 ventral view. Scale bar equals 3 mm.
FIGURE 1 in New data on the taxonomy, ecology, and conservation of the rediscovered Louisea edeaensis (Bott, 1969) (Brachyura: Potamoidea: Potamonautidae), an endangered freshwater crab from Cameroon
FIGURE 1. Louisea edeaensis (Bott, 1969). Lake Ossa, Cameroon, adult male, CW 17.5 mm (ZMB Crust. 26930). A, right carpus showing the first (top) and second carpal teeth; B, right merus showing the inferior margin with the large distal tooth and the toothed margin; C, third maxillipeds showing vertical groove on ischium and the absence of a flagellum on the exopod; D, left mandible showing the small lobe at the junction of segments. Scale bar equals 3 mm.
FIGURE 9 in Potamotrygon tigrina, a new species of freshwater stingray from the upper Amazon basin, closely related to Potamotrygon schroederi Fernandez-Yépez, 1958 (Chondrichthyes: Potamotrygonidae)
FIGURE 9. Remains of holotype of Potamotrygon schroederi (MHNLS 2504, Río Apure, Boca Apurito, Orinoco basin). A) Distal tail region with caudal stings. B) Nasoral region. C) Lateral portion of disc. Holotype was originally reported as a very large female (995 mm TL, 600 mm DL, 524 mm DW).
FIGURE 5 in Potamotrygon tigrina, a new species of freshwater stingray from the upper Amazon basin, closely related to Potamotrygon schroederi Fernandez-Yépez, 1958 (Chondrichthyes: Potamotrygonidae)
FIGURE 5. Details of the skeleton and dermal covering in Potamotrygon tigrina, n. sp., from holotype (MUSM 39978, 495 mm TL, 271 mm DL, and 258 mm DW). A) Splanchnocranium and scapular region (most of gill arches removed). B) Close-up of angular cartilage. C) Base of tail region showing arrangement of dorsal spines and denticles.
FIGURE 4 in Potamotrygon tigrina, a new species of freshwater stingray from the upper Amazon basin, closely related to Potamotrygon schroederi Fernandez-Yépez, 1958 (Chondrichthyes: Potamotrygonidae)
FIGURE 4. Paratype of Potamotrygon tigrina, n. sp. in dorsal (A) and ventral (B) views (ANSP 191988, preadult female, Peru, Departamento Loreto, Iquitos, Río Nanay; 560 mm TL, 282 mm DL, 250 mm DW; specimen dry, color faded).
FIGURE 2 in Potamotrygon tigrina, a new species of freshwater stingray from the upper Amazon basin, closely related to Potamotrygon schroederi Fernandez-Yépez, 1958 (Chondrichthyes: Potamotrygonidae)
FIGURE 2. Freshly captured holotype of Potamotrygon tigrina, n. sp., in dorsal view, showing live coloration (MUSM 39978, juvenile male, Río Nanay, near Iquitos, Peru; 495 mm TL, 271 mm DL, and 258 mm DW).
FIGURE 1. Odontothelphusa apicpac new species, male paratype. a in A new species of freshwater crab of the genus Odontothelphusa Rodríguez, 1982, (Crustacea: Decapoda: Pseudothelphusidae) from Chiapas, Mexico
FIGURE 1. Odontothelphusa apicpac new species, male paratype. a, specimen in the collect site; b, lateral view of left first gonopod; c, dorsal view; d, third maxilliped; e, frontal view; f, major chela.
FIGURE 6 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 6. Scanning electron microscopy images of the gemmules of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Gemmule. (b) Foramen of gemmule. (c) Well developed, tri-layered gemmular theca. Scale bars: a 300 µm, b, c 50 µm.
FIGURE 5 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 5. Scanning electron microscopy images of the spicule set of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a mesgasclere. (c) Acanthoxea microscleres' shapes. (d) Detail of the shaft of microscleres. (e) Pseudobirotule gemmulosclere. (f) Various shapes of birotule gemmuloscleres. (g) Detail of the pseudorotule of a pseudobirotule. (h) Detail of the rotule of a birotule. Scale bars: a 100 µm, b 10 µm, c, e, f 30 µm, d, g, h 5 µm.
FIGURE 4. Heteromeyenia insignis Weltner, 1895 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 4. Heteromeyenia insignis Weltner, 1895 (MNRJ 0002), dry specimen. Scale bars: a 1cm, b,c 500 µm.
FIGURE 1 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 1. Heteromeyenia barlettai sp. nov. in situ. (a) H. barlettai sp. nov. (Holotype. UFPEPOR 1728) adhered to a leave of the macrophyte (Microsorum pteropusi). (b) H. barlettai sp. nov. adhered to a leave of the macrophyte (Vallisneria nana). (c) H. barlettai sp. nov. adhered to a root of the macrophyte (Pistia stratiotes). Scale bars: a–c 4 mm.
FIGURE 2 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 2. Scanning electron microscopy images of spicules of the holotype (UFPEPOR 1728) of Heteromeyenia barlettai sp. nov. (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a megasclere. (c) Various shapes of acanthoxea microscleres. (d) Detail of the shaft of microscleres. (e) Various shapes of birotule gemmuloscleres. (f) Detail of the shaft of gemmuloscleres. (g) Detail of the rotules of gemmuloscleres. Scale bars: a 100 µm, b 10 µm, c, e 30 µm, d, f, g 5 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.