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597 results for “Planarian”
Figure 5 in A new genus and two new species of land planarians (Platyhelminthes: Tricladida: Geoplanidae) from Southern Chile
Figure 5. Mapuplana guttulata. (a) Photomicrograph of a sagittal section of the pharynx and male copulatory organ; (b) photomicrograph of outer and inner pharyngeal musculature of the paratype; (c) diagrammatic reconstruction of the copulatory apparatus.
Figure 6 in A new genus and two new species of land planarians (Platyhelminthes: Tricladida: Geoplanidae) from Southern Chile
Figure 6. Mapuplana guttulata. Photomicrographs, sagittal sections. (a) Copulatory apparatus; (b) male atrium; (c) prostatic vesicle; (d) tubulous gland of the prostatic vesicle; (e) penis papilla.
FIGURE 1 in Another alien terrestrial planarian in the United Kingdom: Australopacifica atrata (Steel, 1897) (Platyhelminthes: Tricladida: Continenticola)
FIGURE 1. Australopacifica atrata: a, dorsal view of a live specimen. Grooves on the background stone 1 cm apart; b, underside. Lines 1 cm apart; c, lateral view of a crawling specimen. Note that much of the body is raised off the substrate with only intermittent ground contact; d, dotted trail in condensate on the wall of a container resulting from intermittent ground contact whilst crawling; e, four fragments resulting from fission of specimens, smallest about 5 mm long; f, three specimens feeding on raw chicken liver. (Specimens in a-f from Pontardawe.); g, live specimen showing the sharp lateral margin to the dorso-lateral intense black colour; h, anterior end, eyes (black spots) visible in the grey margin. (Specimens g & h from Wisley, Surrey.)
FIGURE 3 in Another alien terrestrial planarian in the United Kingdom: Australopacifica atrata (Steel, 1897) (Platyhelminthes: Tricladida: Continenticola)
FIGURE 3. Australopacifica atrata: a, transverse section. The asterisks (*) indicate the limits of the ciliated creeping sole; b, enlargement of the dorsal region; c, enlargement of the ventral region; d, glancing longitudinal section showing three eyes near the anterior end to the left. Scales as shown, (b) and (c) to same scale.
FIGURE 4 in Another alien terrestrial planarian in the United Kingdom: Australopacifica atrata (Steel, 1897) (Platyhelminthes: Tricladida: Continenticola)
FIGURE 4. Australopacifica atrata: transverse sections showing the black pigment granules in the following areas: a, middorsal; b and c, lateral; d, mid-ventral. All to the same scale, scale lines as shown.
FIGURE 6 in A new species of stygobiont freshwater planarian (Platyhelminthes, Tricladida) from a chemoautotrophic ecosystem: the Frasassi karst in Italy
FIGURE 6. Dendrocoelum leporii Stocchino & Sluys, sp. nov. Holotype ZMA V.Pl. 7271.1. (A) microphotograph of the penis; (B) ZMA V.Pl. 7272.1, microphotograph of the penis and the bulb of the adenodactyl; (C) ZMA V.Pl. 7272.1, microphotograph of the oviduct with the connecting ductules to the resorptive vesicles and to the vitellaria.
FIGURE 5 in A new species of stygobiont freshwater planarian (Platyhelminthes, Tricladida) from a chemoautotrophic ecosystem: the Frasassi karst in Italy
FIGURE 5. Dendrocoelum leporii Stocchino & Sluys, sp. nov. Holotype ZMA V.Pl. 7271.1, sagittal reconstruction of the copulatory apparatus (anterior to the left). (A) female copulatory apparatus; (B) male copulatory apparatus.
FIGURE 4 in A new species of stygobiont freshwater planarian (Platyhelminthes, Tricladida) from a chemoautotrophic ecosystem: the Frasassi karst in Italy
FIGURE 4. Dendrocoelum leporii Stocchino & Sluys, sp. nov. Sketch of the ventral view of the preserved holotype specimen ZMA V.Pl. 7271.1.
FIGURE 3 in A new species of stygobiont freshwater planarian (Platyhelminthes, Tricladida) from a chemoautotrophic ecosystem: the Frasassi karst in Italy
FIGURE 3. Dendrocoelum leporii Stocchino & Sluys, sp. nov. Still picture from video of the living holotype specimen ZMA V.Pl. 7271.1.
FIGURE 1 in A new species of stygobiont freshwater planarian (Platyhelminthes, Tricladida) from a chemoautotrophic ecosystem: the Frasassi karst in Italy
FIGURE 1. Geographic distribution of freshwater planarians of the family Dendrocoelidae recorded for Italy. Collection sites of Dendrocoelum leporii Stocchino & Sluys, sp. nov. indicated by blue asterisk. Blue diamond refers to unspecified epigean localities of the widespread peninsular species D. lacteum.
FIGURE 2 in A new species of stygobiont freshwater planarian (Platyhelminthes, Tricladida) from a chemoautotrophic ecosystem: the Frasassi karst in Italy
FIGURE 2. (A) Simplified map of a portion of the Frasassi cave complex in the eastern side of the Frasassi Gorge (from Mariani et al., 2007). Red squares indicate collection sites of Dendrocoelum leporii Stocchino & Sluys, sp. nov.; blue squares indicate sighting sites of dendrocoelid specimens. (B) Idealized cross-section of the caves showing the arrangement of horizontal hypogean levels.
FIGURE 11 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 11. Paraba multicolor. (A–F) Sagittal sections of the reproductive system: copulatory apparatus (MLP-He 6471-3) (A), opening of the sperm duct into the prostatic vesicle (MLP-He 6471-3) (B), proximal portion of the prostatic vesicle (MLP- He 6471-3) (C), detail of the male system (MLP-He 6471-2) (D), ovary (MLP-He 6471-3) (E), detail of the female atrium (MLP-He 6471-2) (F). Scale bars: A, D: 500µm; B, E: 200µm; C, F: 100µm.
FIGURE 10 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 10. Paraba multicolor. Schematic reconstruction of the copulatory apparatus, in sagittal view (MLP-He 6471-3). Scale bar: 1mm.
FIGURE 12 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 12. Obama ladislavii. (A–B) Photographs of live specimens in dorsal view: MLP-He 7413 (A), MLP-He 7414 (B) (arrow indicates the position of the gonopore). (C) Schematic reconstruction of the copulatory apparatus, in sagittal view (MLP-He 7017). Asterisk indicates the position of cyanophil granular secretion in the middle sagittal plane. (D–H) Sagittal sections of the reproductive system (MLP-He 7017) (asterisk indicates the position of cyanophil granular secretion): copulatory apparatus (D), detail of the proximal portion of the prostatic vesicle (E), detail of the distal portion of the prostatic vesicle (F), para-sagittal section at the level of the male atrium (G), detail of the ascending section of one of the ovovitelline ducts (H). Scale bars: A, B: 10mm, C, D, G: 500µm; E, F, H: 100µm.
FIGURE 7 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 7. Geoplana quagga. (A) Dorsal view of live specimen (MLP-He 7411-2). (B) Detail of the cephalic region of preserved specimen (MLP-He 7412). (C) Dorsal view of preserved specimen (MLP-He 7411-1). (D) Sagittal section of the pharynx (MLP-He 7411-1). (E, F) Sagittal sections of the anterior region (MLP-He 7412): at the level of testes (E), at the level of the ovaries (F). (G) Body region immediately posterior to the pharynx, with nematode larva (MLP-He 7412). Scale bars: A, C: 10mm, B: 1mm, D, G: 500µm, E, F: 200µm.
FIGURE 8 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 8. Geoplana quagga. (A) Schematic reconstruction of the copulatory apparatus, in sagittal view (MLP-He 7412). (B– E) Sagittal sections of the reproductive system: copulatory apparatus (MLP-He 7412) (B), detail of the extrabulbar prostatic vesicle (MLP-He 7411-1) (C), detail of the ejaculatory duct and male atrium (MLP-He 7411-1) (D), detail of male atrium (MLP-He 7411-1) (E). Scale bars: A, B: 500µm, C–E: 100µm.
FIGURE 6 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 6. Imbira negrita sp. nov. Sagittal sections of the reproductive system. (A) Detail of the proximal portion of the prostatic vesicle (arrows indicate prostatic secretion) (holotype). (B) Detail of the male reproductive system (holotype). (C) Copulatory apparatus of the holotype. (D) Copulatory apparatus of paratype 1. (E) Copulatory apparatus of paratype 2. (F) Latero-external portion of the ovary (holotype). (G) Middle portion of the ovary (arrow indicates nematode larva) (holotype). (H) Detail of the female atrium (holotype). In F and G, arrowheads indicate longitudinal parenchymal muscle fibres in discrete bundles. Scale bars: A: 250µm, B–E: 500µm, F, G: 200µm, H: 100µm.
FIGURE 4 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 4. Imbira negrita sp. nov. (A) Photograph of a live specimen (holotype), in dorsal view. In the inset, the same specimen showing part of the ventral surface. (B) Half of a transverse section at the cephalic region (on the left) (paratype 1) and near the ovaries (on the right) (holotype). Arrowheads indicate longitudinal parenchymal muscle fibres. C Transverse section of the pre-pharyngeal region. (D, E) Transverse sections of the pre-pharyngeal region with details: dorsal to intestine (D), ventral to intestine (E). Scale bars: A: 10mm, B, D, E: 250µm, C: 500µm.
FIGURE 5 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 5. Imbira negrita sp. nov. (holotype). (A) Sagittal section of the pharynx. (B–D) Schematic reconstructions of the copulatory apparatus in sagittal view: holotype (B), paratype 1 (C), paratype 2 (D). Scale bars: A: 1mm, B–D: 500µm.
FIGURE 3 in Increasing diversity of land planarians (Platyhelminthes: Geoplanidae) in the Interior Atlantic Forest with the description of two new species and new records from Argentina
FIGURE 3. Pasipha quirogai sp. nov. (A–D) Sagittal sections at the level of the prostatic vesicle (small folds of the male atrium indicated by arrows). (E) Schematic reconstruction of the copulatory apparatus in sagittal view. (F–H) Sagittal sections of the reproductive system: copulatory apparatus (F), ovary (G), detail of the female atrium (H). Scale bars: A–D, G, H: 200µm, E, F: 500µm.
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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)
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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.