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7,959 results for “sp. n.”
Figure 1 in Delatylus andersoni n. gen., n. sp. (Nematoda: Neotylenchidae) Isolated from White Pine (Pinus monticola) Lumber from USA and Intercepted in Ningbo, China
Figure 1: Line drawings of female Delatylus andersoni n. gen., n. sp: (A) head and pharynx, (B) lip region and stylet, (C) deirids, (D) vulva and the anus viewed ventrally, (E) vulva and the tail viewed laterally, (F) oviduct and quadricolumella, (G) oocytes.
Figure 2 in Gyrodactylus magadiensis n. sp. (Monogenea, Gyrodactylidae) parasitising the gills of Alcolapia grahami (Perciformes, Cichlidae), a fish inhabiting the extreme environment of Lake Magadi, Kenya
Figure 2. Line drawings of the haptoral sclerites and MCO of Gyrodactylus magadiensis n. sp. from Alcolapia grahami in Lake Magadi, Kenya. (A) Haptoral sclerites with hamulus (ha), dorsal bar (db), and ventral bar (vb); (B) marginal hook; (C) male copulatory organ (MCO). Scale bars – (A) 20 µm; (B and C) 5 µm.
Figure 4 in Gyrodactylus magadiensis n. sp. (Monogenea, Gyrodactylidae) parasitising the gills of Alcolapia grahami (Perciformes, Cichlidae), a fish inhabiting the extreme environment of Lake Magadi, Kenya
Figure 4. Evolutionary history of Gyrodactylus magadiensis n. sp. based on Bayesian Inference approaches using ITS sequences for selected gyrodactylids. Statistical support for Bayesian inference (BI) and maximum likelihood (ML) methods indicated at branch nodes with posterior probabilities and bootstrap support indicated, respectively (ML/BI).
Figure 1 in Gyrodactylus magadiensis n. sp. (Monogenea, Gyrodactylidae) parasitising the gills of Alcolapia grahami (Perciformes, Cichlidae), a fish inhabiting the extreme environment of Lake Magadi, Kenya
Figure 1. Collection sites from which Alcolapia grahami were collected. (A) Silhouette of Africa showing area of study; (B) map of study area indicating countries, water bodies, and relation of Lake Magadi to Nairobi; (C) fish spring lagoon of Lake Magadi from which the fish specimens were collected.
Figure 2 in A new species, Dactylosoma piperis n. sp. (Apicomplexa, Dactylosomatidae), from the pepper frog Leptodactylus labyrinthicus (Anura, Leptodactylidae) from Mato Grosso State, Brazil.
Figure 2. Consensus phylogram of haemogregarines based on 18S rDNA sequences. The topology trees with Bayesian inference (BI) and Maximum likelihood (ML) analyses were identical (represented by the ML tree). The scale bar represents 0.02 nucleotide substitutions per site. Adelina dimidiata (DQ096835), Adelina grylli (DQ096836), Klossia helicina (HQ224955) and Klossia equi (MH211602) were used as outgroups.
Figure 3 in Gyrodactylus magadiensis n. sp. (Monogenea, Gyrodactylidae) parasitising the gills of Alcolapia grahami (Perciformes, Cichlidae), a fish inhabiting the extreme environment of Lake Magadi, Kenya
Figure 3. Light (LM) and scanning electron (SEM) micrographs of the haptoral sclerites and male copulatory organ (MCO) of Gyrodactylus magadiensis n. sp. (A) Haptoral sclerites with hamulus (ha), dorsal bar (db), and marginal hooks (mh), GAP (LM); (B) hamulus (ha) and dorsal bar (db) after soft tissue digestion (SEM); (C) isolated marginal hook (SEM); (D) dorsal bar (LM); (E) dorsal view of dorsal bar (SEM); (F) ventral view of dorsal bar (SEM); (G) male copulatory organ (MCO) with large central spine and six spinelets, two large and four small (LM). Scale bars – (A and B) 20 µm; (C and G) 5 µm; (D–F) 10 µm.
Figure 1. Dactylosoma piperis n in A new species, Dactylosoma piperis n. sp. (Apicomplexa, Dactylosomatidae), from the pepper frog Leptodactylus labyrinthicus (Anura, Leptodactylidae) from Mato Grosso State, Brazil.
Figure 1. Dactylosoma piperis n. sp. in blood smears of Leptodactylus labyrinthicus. Primary merogony (A–F): A) Trophozoite; B) Young primary meront; C–D) Primary large rounded meronts; E–F) Fan-like shaped primary meronts with merozoites. Secondary merogony (G–L): G–H) Young secondary meronts; I–J) Secondary meronts with dactylate appearance; K–L) Secondary meronts with merozoites. Scale bar: 10 µm.
Figs 7–13 in Encentrum Essexis Sp. N. (Monogononta: Dicranophoridae), A New Rotifer Inhabiting Stream Benthos From East England
Figs 7–13. Encentrumessexis sp. n., SEMphotographsoftrophi: 7 = dorsalview, 8 = detaildor- salview, 9 = detailventralview, 10 = detailventro-apicalview, 11 = detaildorso-apicalview, 12 = detaildorso-lateralview, 13 = detailintramalleusandsupramanubrium. Scalebar 10 μm.
Figs 22–27 in A New Amoeba with Protosteloid Fruiting: Luapeleamoeba hula n. g. n. sp. (Acanthamoebidae, Centramoebida, Amoebozoa)
Figs 22–27. Ultrastructure of the amoeba of Luapeleamoeba hula n. g. n. sp. 22. General ultrastructure showing nucleus (N) with homogeneous central nucleolus, mitochondria (M), and centrosomal region with Golgi n. g. n. sp. (G) and MTOC. Note lack of an obvious cell coat. Scale bar – 2.0 µm. 23. Detail of nucleus (N) and portion of the nucleolus (Nu). Scale bar – 1.0 µm. 24. Detail of mitochondrion (M). Scale bar – 500 nm. 25. Detail of cell surface showing microfilament-rich cortex and lack of cell coat. Scale bar – 500 nm. 26, 27. Detail centrosomal region, Golgi (G), MTOC, and microtubules (MT on figures). Fig. 26 is an enlargement of the centrosomal region of Fig. 22 and views the MTOC from a perspective that shows its lamellate structure. Scale bars – 200 nm.
Figs 12–21 in A New Amoeba with Protosteloid Fruiting: Luapeleamoeba hula n. g. n. sp. (Acanthamoebidae, Centramoebida, Amoebozoa)
Figs 12–21. Time series of events in Luapeleamoeba hula n. g. n. sp. life cycle. 12–15. Changes in spore shape. 16–18. Ingestion of basidiospore. 19–21. Cytokinesis. All images taken with 20 × dry lens bright field microscopy on agar surface in primary isolation plate (PIP). Approximately 30 sec elapsed between images. Scale bars: 10µm throughout.
Fig. 11 in A New Amoeba with Protosteloid Fruiting: Luapeleamoeba hula n. g. n. sp. (Acanthamoebidae, Centramoebida, Amoebozoa)
Fig. 11. Fluorescence image of fixed Luapeleamoeba hula n. g. n. sp. amoebae. Red is actin stain and blue is DNA stain. The amoebae on the left and right are motile, the one in the center is stationary. Small areas of DNA fluorescence outside the nuclei are from undigested bacteria in the food vacuoles. Scale bar 10 µm.
Figs 1–10 in A New Amoeba with Protosteloid Fruiting: Luapeleamoeba hula n. g. n. sp. (Acanthamoebidae, Centramoebida, Amoebozoa)
Figs 1–10. Light micrographs of Luapeleamoeba hula n. g. n. sp. strain LHI05M-5a-1. 1. Side view of fruiting body on native substrate in primary isolation plate (PIP). 2. Living amoeba on agar surface in monoeukaryotic culture. The cell is moving in the direction of the bottom of the image. 3. Amoebae and fruiting bodies in various stages of development on agar surface viewed subaerially from top in a PIP during the late afternoon. i – immature sporocarp, M – mature sporocarp, P – prespore cell. Note the apparent thickness of the amoebae. 4. Fruiting bodies in various stages of development viewed subaerially on native substrate in PIP during late afternoon. Amoebae seen obliquely are obviously dome shaped. 5. Stalk with apophysis viewed from side after spore has discharged. 6. Floating form of a living amoeba in liquid media slightly flattened with cover slip under 63 × oil differential interference contrast microscopy (DIC). 7. Amoeba gently fixed on slide to maintain locomotive form, 40 × dry DIC. 8. Two living amoebae in PIP digesting fungal spores. 9. Amoeba gently fixed on slide to maintain locomotive form showing blunted triangular subpseudopodia extending from broad hyaline lamellipodium, 40 × dry DIC. 10. Three amoebae gently fixed on slide to maintain locomotive form 40 × dry phase contrast. Scale bars: 10 µm throughout.
Fig. 3 in Trichodinids (Ciliophora) of Corydoras paleatus (Siluriformes) and Jenynsia multidentata (Cyprinodontiformes) from Argentina, with Description of Trichodina corydori n. sp. and Trichodina jenynsii n. sp.
Fig. 3. Photomicrographs of Trichodina jenynsii n. sp. from Jenynsia multidentata. A–C – Adhesive disc after dry silver impregnation. D – Macronucleus with methylene-blue staining. Scale bars: 10 μm.
Figs 15–17 in Microsporidia in a Woodland Pool I. Lanatospora costata sp. n. (Opisthosporidia, Microsporidia), Parasite of Megacyclops viridis (Crustacea, Copepoda): Fine Structure and Molecular Phylogeny
Figs 15–17. Lanatospora costata, parasite of Megacyclops viridis, structure of spores as seen in SEM and TEM. 15 – Spore surface ornamentation as seen by SEM. Note that the exospore ribs form a complex armour on the spore surface. Scale bar: 1 µm. 16 – Detail of the polaroplast lamellae (pl) in the apical part of the spore, pf – polar filament. Scale bar: 200 nm. 17 – Details of the polar filament coils (pf) in cross section. Scale bar: 500 nm.
Fig. 3 in New Microsporidia, Glugea sardinellensis n. sp. (Microsporea, Glugeida) Found in Sardinella aurita Valenciennes, 1847, Collected off Tunisian coasts
Fig. 3. Maximum likelihood phylogenetic tree based on the SSU rDNA data set selected microsporidian species showing the position of Glugea sardinellensis sp. n. Bootstrap supports based on 1,000 replicates from Maximum likelihood/neighbour joining analysis are indicated at each node. GenBank accession numbers for each species are reported in parenthesis. Brachiola algerae was used as outgroup. The scale bar shows the number of changes per site.
Fig. 2 in New Microsporidia, Glugea sardinellensis n. sp. (Microsporea, Glugeida) Found in Sardinella aurita Valenciennes, 1847, Collected off Tunisian coasts
Fig. 2. Ultrastructural aspects of the developmental stages of G. sardinellenesis n. sp. (A) unincleated sporoblast, (B) binucleated sporoblast, (C) immature spore, (D) mature spore showing anchoring disc (AD), polar filament (PF), lamellar polaroplast (Pb), posterior vacuole (V), nucleus (N), exospore (Ex) and endospore (En). Scale bars: 1 µm.
Fig. 6 in Taxonomic and Morphogenetic Description of the Freshwater Ciliate Aponotohymena isoaustralis n. sp. (Ciliophora; Oxytrichidae) Isolated from Sanjay Lake, Delhi, India
Fig. 6. Maximum likelihood (ML) phylogenetic tree based on SSU rDNA sequences showing the position of Aponotohymena isoaustralis n. sp. using GTR + I + G as nucleotide substitution model. The new sequence from the present study is indicated by bold font (arrow). Numbers at nodes are bootstrap values from ML and the posterior probabilities from BI. Accession numbers are provided after species names. Clades representing different orders of the subclass stichotrichia are shaded. "–" at the nodes indicate disagreement between the two methods. The scale bar corresponds to 0.01 expected substitutions per site.
Fig. 5 in Taxonomic and Morphogenetic Description of the Freshwater Ciliate Aponotohymena isoaustralis n. sp. (Ciliophora; Oxytrichidae) Isolated from Sanjay Lake, Delhi, India
Fig. 5. Line diagrams and photomicrographs of Aponotohymena isoaustralis n. sp. showing morphogenetic stages on the dorsal surface after protargol impregnation. A, C – within row dorsal primordia formation for proter and opisthe with posterior thickening to form caudal cirri (arrows); B, D – unequal split of the third dorsal primordia (arrows); caudal cirri formed in 2 + 2 + 3 pattern (double arrows) at the ends of DK for proter and opisthe. Scale bar: 20 µm.
Fig. 4 in Taxonomic and Morphogenetic Description of the Freshwater Ciliate Aponotohymena isoaustralis n. sp. (Ciliophora; Oxytrichidae) Isolated from Sanjay Lake, Delhi, India
Fig. 4. Photomicrographs showing morphogenetic stages on ventral surface of protargol impregnated cells of Aponotohymena isoaustralis n. sp. A, B – de novo origin of OP (arrowheads); C – POVC (arrowheads) not contributing to OP; D – dissagregation of V/4 and V/3 (arrowhead), movement of kinetosomes from OP to anterior region of the cell (arrow); E – elongation of two primary primordia (arrowhead), kinetosomes moved from OP to contribute in the formation of IIp (arrow); F – splitting of primary primordia (arrowhead), composite origin of IIp from OP and cirrus II/2 (arrow); G – primordia Vp and VIp (arrowhead) formed from splitting of primary primordia; H – full complement of 6 FVT primordia (arrowheads); I – differentiation of new FVT cirri (arrowhead); J – newly formed DMs on the ventral surface (arrowhead); K – cell in cytokinesis. OP – oral primordium. Scale bar: 20 µm.
Fig. 2 in Trichodinids (Ciliophora) of Corydoras paleatus (Siluriformes) and Jenynsia multidentata (Cyprinodontiformes) from Argentina, with Description of Trichodina corydori n. sp. and Trichodina jenynsii n. sp.
Fig. 2. Photomicrographs of silver nitrate-impregnated adhesive discs of trichodinids from Jenynsia multidentata. A–B – Photomicrographs of Trichodina cribbi. Scale bars: 10 μm.
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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.