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118 results for “freshwater amphipods”
FIGURE 3 in Crangonyx islandicus sp. nov., a subterranean freshwater amphipod (Crustacea, Amphipoda, Crangonyctidae) from springs in lava fields in Iceland
FIGURE 3. Crangonyx islandicus sp. nov., female paratype, 6.2 mm, Vatnsvik. A, maxilliped. B, outer plate of maxilliped. C, inner plate of maxilliped. D, gnathopod 1. E, propodus and dactylus of gnathopod 1. F, short spines medially on gnathopod 1, in relation to largest two lateral bifid spines. G, gnathopod 2. H, distal part of propodus and dactylus of gnathopod 2. Scale: A = 0.5 mm; B, C, E, H = 0.5 mm; D, G = 0.1 mm.
FIGURE 5 in A new freshwater amphipod species, Gammarus topkarai sp. nov., from Turkey (Amphipoda: Gammaridae), with a key for Turkish freshwater Gammarus species
FIGURE 5. Gammarus topkarai sp. nov. holotype male. A, urosome segments; B, armaments on urosome segments; C, pereopod 5; D, dactyl of pereopod 5; E, pereopod 6; F, dactyl of pereopod 6; G, pereopod 7; H, dactyl of pereopod 7; I, epimeral plates. (Scale bar: 1 mm).
FIGURE 2 in A new freshwater amphipod species, Gammarus topkarai sp. nov., from Turkey (Amphipoda: Gammaridae), with a key for Turkish freshwater Gammarus species
FIGURE 2. Gammarus topkarai sp. nov. A–F, H, I, holotype male; G, allotype female. A, gnathopod 1; B, antenna 2; C, antenna 1; D, uropod 1; E, uropod 2; F, left mandible; G, uropod 3; H, gnathopod 2; I, uropod 3. (Scale bar: 1 mm).
FIGURE 4 in A new freshwater amphipod species, Gammarus topkarai sp. nov., from Turkey (Amphipoda: Gammaridae), with a key for Turkish freshwater Gammarus species
FIGURE 4. Gammarus topkarai sp. nov. holotype male. A & B, detail of right mandible palp; C, maxilla 2; D, detail of maxilliped.
FIGURE 3 in A new freshwater amphipod species, Gammarus topkarai sp. nov., from Turkey (Amphipoda: Gammaridae), with a key for Turkish freshwater Gammarus species
FIGURE 3. Gammarus topkarai sp. nov. holotype male. A, telson; B, pereopod 4; C, upper lip; D, left maxilla; E, palp of right maxilla; F, dactyl of pereopod 4; G, lower lip; H, pereopod 3; I, dactyl of pereopod 3; J, right mandible; K, detail of right mandible; L, detail of left mandible. (Scale bar: 1 mm).
FIGURE 7 in A new freshwater amphipod species, Gammarus topkarai sp. nov., from Turkey (Amphipoda: Gammaridae), with a key for Turkish freshwater Gammarus species
FIGURE 7. The habitus of Gammarus agrarius (a: from Kırkgöz Springs, Antalya) and Gammarus topkarai n. sp. (b: from Ivriz Creek, Konya).
FIGURE 6 in A new freshwater amphipod species, Gammarus topkarai sp. nov., from Turkey (Amphipoda: Gammaridae), with a key for Turkish freshwater Gammarus species
FIGURE 6. Gammarus topkarai sp. nov. K, holotype male; A−J, allotype female. A, antenna 1; B, antenna 2; C, gnathopod 1; D, gnathopod 2; E, pereopod 4; F, telson; G, pereopod 5; H, pereopod 6; I, pereopod 3; J, epimeral plates; K, head. (Scale bars: 1 mm).
FIGURE 8. Wangiannachiltonia guzikae n in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 8. Wangiannachiltonia guzikae n. sp., morphological variety: A, distal end of male gnathopod 2 (Elizabeth Springs); B, uropod 2 (Old Finnis Springs); C, female pereopod 7 (Old Finnis Springs); D, distal end of male gnathopod 2 (Coward Springs); E, uropod 2 (Coward Springs).
FIGURE 7. Wangiannachiltonia guzikae n in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 7. Wangiannachiltonia guzikae n. sp., paratype female, 2.6 mm. A, gnathopod 1; B, gnathopod 2; C, right and left uropod 3; D, oostegite on pereonite 2; E, oostegite on pereonite 3; F, oostegite on pereonite 4; G, oostegite on pereonite 5. Scales: 1(A–B), 0.1 mm; 2(C), 0.05 mm; 3(D–G), 0.1 mm.
FIGURE 6. Wangiannachiltonia guzikae n in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 6. Wangiannachiltonia guzikae n. sp., holotype male, 2.9 mm. A, gnathopod 1 (with enlargement); B, gnathopod 2 (with enlargement); C, pereopod 3; D, pereopod 4; E, pereopod 5; F, pereopod 6; G, pereopod 7; H, uropod 1; I, uropod 2; J, telson; K, right and left uropod 3. Scales: 1(A–g), 0.1 mm; 2(H–J) 0.5 mm; 3(K), 0.5 mm.
FIGURE 5. Wangiannachiltonia guzikae n in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 5. Wangiannachiltonia guzikae n. sp., holotype male, 2.9 mm. A, whole body, lateral view; B, antenna 1; C, antenna 2; D, maxilliped; E, maxilla 2; F, maxilla 1; G, upper lip; H, lower lip; I, right mandible; J, left mandible. Scales: 1(A), 0.1 mm; 2(B–C), 0.1 mm; 3(D–J), 0.05 mm.
FIGURE 3. Arabunnachiltonia murphyi n in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 3. Arabunnachiltonia murphyi n. sp., holotype male, 2.0 mm. A, gnathopod 1 (with enlargement); B, gnathopod 2 (with enlargement); C, pereopod 3; D, pereopod 4; E, pereopod 5; F, pereopod 6; G, pereopod 7; H, uropod 1; I, uropod 2; J, telson; K, uropod 3 (right and left). Scales: 1(A–B), 0.1 mm; 2(C–G), 0.1 mm; 3(H–J), 0.5 mm.
FIGURE 1. A in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 1. A, map of eastern Australia showing the location of the underlying Great Artesian Basin (GAB) (The Lake Eyre region is highlighted). After Mudd, 2000; B, Enlarged map of the Lake Eyre spring groups. After Murphy et al., 2009.
FIGURE 4. Arabunnachiltonia murphyi n in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 4. Arabunnachiltonia murphyi n. sp., allotype female, 2.0 mm. A, gnathopod 1 (with enlargement); B, gnathopod 2 (with enlargement); C, antenna1; D, antenna 2; E, distal end of pereopod 3; F, distal end of pereopod 4; G, oostegite on pereonite 2; H, oostegite on pereonite 3; I, oostegite on pereonite 4; J, oostegite on pereonite 5. Scales: 1(A– B), 0.1 mm; 2(C–D), 0.1 mm; 3(E–F), 0.1 mm; 4(G–J), 0.1 mm.
FIGURE 2. Arabunnachiltonia murphyi n in Two new genera and species of chiltoniid amphipods (Crustacea: Amphipoda: Talitroidea) from freshwater mound springs in South Australia
FIGURE 2. Arabunnachiltonia murphyi n. sp., holotype male, 2.0 mm. A, whole body, lateral view; B, antenna 1; C, antenna 2; D, maxilliped; E, maxilla 2; F, maxilla 1; G, upper lip; H, lower lip; I, right mandible; J, left mandible. Scales: 1(A), 0.1 mm; 2(B–C), 0.1 mm; 3(D–J), 0.05 mm.
FIGURE 7. Pseudingolfiella possessionis n in Description of Pseudingolfiella possessionis n. sp. (Crustacea, Amphipoda) from sub-Antarctic Île de La Possession, Crozet archipelago: the second freshwater amphipod known from the Antarctic biome, a human introduction of Gondwanan ancestry?
FIGURE 7. Pseudingolfiella possessionis n. sp. SEM photographs. A. Aesthetascs on antenna 1. B. Accessory antenna on antenna 1, male. C. Detail of gnathopod 2, showing denticulate lamella and spine on posterior margin of dactylus. D. Pleopods 2, male. E. Pleopods 3, male. F. Uropods 1 and 2, male, lateral view showing undulate posterolateral margin of outer ramus. G. Uropods 1 and 2, male, oblique ventral view showing smoothly curved posteromedial margin of outer ramus. Scale bars: A: 0.025 mm; B: 0.05 mm; C: 10 µm; D−G: 0.1 mm.
FIGURE 4. Pseudingolfiella possessionis n in Description of Pseudingolfiella possessionis n. sp. (Crustacea, Amphipoda) from sub-Antarctic Île de La Possession, Crozet archipelago: the second freshwater amphipod known from the Antarctic biome, a human introduction of Gondwanan ancestry?
FIGURE 4. Pseudingolfiella possessionis n. sp. A–G. Coxal plates 1−7, C showing coxal gill. H−J. Pleopods 1−3, female. K−M. Pleopods 1−3, male. N. Urosome, lateral view. O. Telson, male, dorsal view. P. Telson, female, dorsal view. Q. Mediodorsal projection of telson. Scale bars: A−Q: 50 µm.
FIGURE 2. Pseudingolfiella possessionis n in Description of Pseudingolfiella possessionis n. sp. (Crustacea, Amphipoda) from sub-Antarctic Île de La Possession, Crozet archipelago: the second freshwater amphipod known from the Antarctic biome, a human introduction of Gondwanan ancestry?
FIGURE 2. Pseudingolfiella possessionis n. sp. A. Female, habitus. B. Sternal gills. C. Antenna 1, female. D. Antenna 2, male. E. Accessory antenna, female. F. Accessory antenna, male. G. Labrum. H. Labium. I. Right mandible. J. Incisor and lacinia mobilis of left mandible. K. Incisor and lacinia mobilis of right mandible. Scale bars: A: 0.5 mm; C, D: 100 µm; B, E−K: 50 µm.
FIGURE 6. Pseudingolfiella possessionis n in Description of Pseudingolfiella possessionis n. sp. (Crustacea, Amphipoda) from sub-Antarctic Île de La Possession, Crozet archipelago: the second freshwater amphipod known from the Antarctic biome, a human introduction of Gondwanan ancestry?
FIGURE 6. Pseudingolfiella possessionis n. sp. SEM photographs. A. Habitus, male. B. Head and first thoracic segment, detail, male. C. Ventral view, showing sternal and coxal gills. D. Ibidem Fig. C, detail. E. Calceolus on antenna 2, medial view, male. F. Calceolus on antenna 2, posterior view, male. Scale bars: A: 0.25 mm; B−D: 0.1 mm; E, F: 10 µm.
FIGURE 1 in Description of Pseudingolfiella possessionis n. sp. (Crustacea, Amphipoda) from sub-Antarctic Île de La Possession, Crozet archipelago: the second freshwater amphipod known from the Antarctic biome, a human introduction of Gondwanan ancestry?
FIGURE 1. Post-Gondwanan distribution of Pseudingolfiella species. c. P. chilensis. m. P. morimotoi. s. P. soyeri. p. P. possessionis n. sp. (Map of the Southern Hemisphere showing the subdivision of the Antarctic biome, modified after Ochyra (1998)).
ScienceDex guides
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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.