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240 results for “water scavenger beetle”
Fig. 2 in Redescription of the Neotropical water scavenger beetle genus Phaenostoma (Coleoptera: Hydrophilidae) with description of two new species
Fig. 2. Sternal process of Phaenostoma species. A – P. kontax sp. nov.; B – P. posticatum (Sharp, 1887); C – P. stochasma sp. nov.
Fig. 1 in Redescription of the Neotropical water scavenger beetle genus Phaenostoma (Coleoptera: Hydrophilidae) with description of two new species
Fig. 1. Dorsal and ventral habitus of Phaenostoma posticatum (Sharp, 1887) (Costa Rica). Scale bar = 1.0 mm.
Fig. 4 in Redescription of the Neotropical water scavenger beetle genus Phaenostoma (Coleoptera: Hydrophilidae) with description of two new species
Fig. 4. Aedeagi of Phaenostoma species. A – P. posticatum (Sharp, 1887) (Costa Rica); B – P. kontax sp. nov. (holotype); C – P. stochasma sp. nov. (holotype; Costa Rica); D – P. stochasma sp. nov. (paratype; Venezuela). Scale bar = 0.2 mm.
Fig. 3 in Redescription of the Neotropical water scavenger beetle genus Phaenostoma (Coleoptera: Hydrophilidae) with description of two new species
Fig. 3. Elytron of Phaenostoma kontax sp. nov. A – entire elytron; B – enlargement of elytral surface.
Figs 1–7 in Enochrus algarum sp. nov., a new hygropetric water scavenger beetle from China (Coleoptera: Hydrophilidae: Enochrinae)
Figs 1–7. Morphology of Enochrus algarum sp. nov. 1–3 – habitus (1 – dorsal view, 2 – lateral view, 3 – ventral view); 4 – mesoventral process; 5–6 – head (5 – ventral view, 6 – dorsal view); 7 – aedeagus. 1–2, 6–7 – male, holotype; 3–5 – female, paratype.
Figure 2 in Morphology of the male reproductive tract in the water scavenger beetle Tropisternus collaris Fabricius, 1775 (Coleoptera: Hydrophilidae)
Figure 2 Histology of the male reproductive tract of T. collaris. (A) Longitudinal section of a testis showing the follicles (f); growth (a), maturation (b), and differentiation (c) zones; and vas efferens (ve) opening (arrow) into a vas deferens (vd) with lumen full of spermatozoa (asterisk). (B) Longitudinal section showing detail of the vasa efferentia (ve) in the confluence zone (black arrow) with the vas deferens (vd). The white arrow points to sperm bundles in the vas efferens. The asterisk indicates the lumen of a vas deferens with dissociated bundles. The arrowhead points to the epithelial of the vas deferens. (C and D) Details of the stages of spermatogenesis, showing zones of cell growth (a), maturation (b), and differentiation (c). The arrow points to a sperm bundle. Bars: A and B = 600 µm, C and D = 200 µm.
Linked collectors and determiners for: Revision of the Neotropical water scavenger beetle genus Globulosis García, 2001 (Coleoptera: Hydrophilidae: Acidocerinae).
Natural history specimen data linked to collectors and determiners held within, "Revision of the Neotropical water scavenger beetle genus Globulosis García, 2001 (Coleoptera: Hydrophilidae: Acidocerinae)". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/8d61e881-7ac9-48ab-b4bc-7c33c967f353">https://bionomia.net/dataset/8d61e881-7ac9-48ab-b4bc-7c33c967f353</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/8d61e881-7ac9-48ab-b4bc-7c33c967f353">https://gbif.org/dataset/8d61e881-7ac9-48ab-b4bc-7c33c967f353</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: Redescription of the Neotropical water scavenger beetle genus Phaenostoma (Coleoptera: Hydrophilidae) with description of two new species.
Natural history specimen data linked to collectors and determiners held within, "Redescription of the Neotropical water scavenger beetle genus Phaenostoma (Coleoptera: Hydrophilidae) with description of two new species". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/e14407e6-33f9-4388-9099-9ac2dbc11f6b">https://bionomia.net/dataset/e14407e6-33f9-4388-9099-9ac2dbc11f6b</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/e14407e6-33f9-4388-9099-9ac2dbc11f6b">https://gbif.org/dataset/e14407e6-33f9-4388-9099-9ac2dbc11f6b</a>. Formatted as a Frictionless Data package.
Fig. 10 in Fossil water scavenger beetles of the subtribe Hydrobiusina (Coleoptera: Hydrophilidae) from the Late Oligocene locality of Aix-en-Provence (France)
Fig. 10. Distribution of recent and fossil species of the genus Limnoxenus. F – Late Oligocene record of L. olenus sp. nov.
Figs. 7–8 in Fossil water scavenger beetles of the subtribe Hydrobiusina (Coleoptera: Hydrophilidae) from the Late Oligocene locality of Aix-en-Provence (France)
Figs. 7–8. 'Hydrobius' obsoletus Heer, 1856, holotype (7 – photograph in the light from above; 8 – photograph in the light from side).
Figs. 3–6 in Fossil water scavenger beetles of the subtribe Hydrobiusina (Coleoptera: Hydrophilidae) from the Late Oligocene locality of Aix-en-Provence (France)
Figs. 3–6. Limnoxenus olenus sp. nov. 3–4 – holotype (3 – part, 4 – counterpart); 5–6 – paratype (5 – part, 6 – counterpart).
Figs. 1–2 in Fossil water scavenger beetles of the subtribe Hydrobiusina (Coleoptera: Hydrophilidae) from the Late Oligocene locality of Aix-en-Provence (France)
Figs. 1–2. Limnoxenus olenus sp. nov., holotype (1 – part, 2 – counterpart). Abbreviations: aps – anapleural suture; aes3 – anepisternum 3; cxc2 – mesocoxal cavities; fcs – frontoclypeal suture; guls – gular suture; mxp4 – maxillary palpomere 4; msd – mesoventrite depression; msv – mesoventrite; mt – mentum; mtv – metaventrite; prc – prosternal carina; sc – scutellar shield; sstr – elytral sutural stria; tf – transverse fold of prothorax.
Fig. 9 in Fossil water scavenger beetles of the subtribe Hydrobiusina (Coleoptera: Hydrophilidae) from the Late Oligocene locality of Aix-en-Provence (France)
Fig. 9. Single most parsimonous tree of the analysis using implied weighting. Full dot: unique (syn)apomorphy, empty dot: homoplasy or reversal apomorphy. Only the part of the tree containing the species of Hydrobiusina is shown.
Figs 2–4 in Hydrophilus harpe sp. nov., a remarkable new species of giant water scavenger beetle from Brazil (Coleoptera: Hydrophilidae)
Figs 2–4. Hydrophilus (D.) harpe sp. nov. 2 – male paratype, head, ventral view; 3 – male paratype, protarsus; 4 – male holotype, aedeagus, dorsal and ventral views.
Going underwater! Multiple origins and functional morphology of piercing-sucking feeding and tracheal system adaptations in water scavenger beetle larvae (Coleoptera: Hydrophiloidea)
<p>Supplementary videos:</p> <p>Video S1. Typical feeding behavior of chewing larvae.<em> Tropisternus latus</em> Brullé, 1837 first-instar larva. Note that feeding occurs above water surface.</p> <p>Video S2. Alternative chewing feeding strategy of moluscivorous larvae. <em>Hydrophilus (Dibolocelus) palpalis </em>Brullé, 1837 second-instar larva feeding.</p> <p>Video S3. Piercing-sucking feeding behavior of <em>Hemiosus dejeanii </em>(Solier, 1849) third-instar larva. Note that feeding occurs under water surface.</p> <p>Video S4. Piercing-sucking feeding behavior of <em>Oocyclus magnifica </em>Hebauer & Wang, 1998. Note that feeding occurs inside water film.</p>
Figs 8–9 in Enochrus algarum sp. nov., a new hygropetric water scavenger beetle from China (Coleoptera: Hydrophilidae: Enochrinae)
Figs 8–9. Habitat of Enochrus algarum sp. nov. at Wuyi Shan Mts. (Fujian). Photos by F.-L. Jia.
Fig. 1 in Hydrophilus harpe sp. nov., a remarkable new species of giant water scavenger beetle from Brazil (Coleoptera: Hydrophilidae)
Fig. 1. Hydrophilus (D.) harpe sp. nov., male paratype; dorsal and ventral habitus.
FIGURES 31–37 in Chimaerocyon gen. nov., a morphologically aberrant myrmecophilous genus of water scavenger beetle (Coleoptera: Hydrophilidae: Sphaeridiinae)
FIGURES 31–37. Phylogenetic position of Chimaerocyon. 31—Bayesian tree based on four genes concatenated (branches with posterior probability values). 32—mapping of relevant tribal-level characters on the tree (full circle = gain, crossed circle = loss). 33–37—diagnostic tribal-level characters illustrated on selected representatives of the Sphaeridiinae. Abbreviations (numbers refer to characters in Fig. 32): angr—antennal groove, comcl—compact antennal club, curt—curved metatibia, elpr—elevated median portion of prosternum, excly—excised lateral portion of clypeus (exposed antennal bases), llob—lateral lobes of clypeus, msuc—male sucker on maxilla, pgr—grooves for reception of procoxae, pros—well-developed prosternum, wepi—wide epipleuron posteriorly.
FIGURES 6–14 in Chimaerocyon gen. nov., a morphologically aberrant myrmecophilous genus of water scavenger beetle (Coleoptera: Hydrophilidae: Sphaeridiinae)
FIGURES 6–14. Morphological details of Chimaerocyon shimadai (6–13) and C. sumatranus (14). 6—ventral view, 7—egg drawn to scale with Fig. 6, 8—aedeagus of the holotype, 9—male sternite 8 of the holotype, 10—male sternite 9, 11—hind wing of the holotype, 12–14—abdominal apex (12—male holotype of C. shimadai, 13—female paratype of C. shimadai, 14— female holotype of C. sumatranus). Abbreviations (numbers refer to characters in Fig. 32): msuc—male suckers on maxilla, elpr—elevated median portion of prosternum, wepi—wide epipleuron posteriorly, shtars—shortened tarsus, abdem— abdominal emargination.
FIGURES 23–30 in Chimaerocyon gen. nov., a morphologically aberrant myrmecophilous genus of water scavenger beetle (Coleoptera: Hydrophilidae: Sphaeridiinae)
FIGURES 23–30. Detailed morphology of Chimaerocyon shimadai (23–26, 28–30) and C. sumatranus (27). 23—meso- and metathorax in ventral view, 24—mesoventrite in lateral view, 26—median portions of meso- and metaventrite in ventral view, 26–27—right elytral apex, 28—metatarsus, 29—metatarsal claws, 30—detail of apical portion of elytral series 1–2.
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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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.