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Figs 2A–P in Morphology of Two Novel Species of Chaenea (Ciliophora, Litostomatea): Chaenea paucistriata spec. nov. and C. sinica spec. nov.
Figs 2A–P. Chaenea paucistriata spec. nov. in vivo (A–K) and after protargol impregnation (L–P). A–C – different body shapes; D – anterior body end to show the oral bulge; E, F – fine structure of anterior end to show rod-shaped extrusomes, arrowhead indicating cilia of the dorsal brush; G – dividing cell, showing cortical furrows along somatic kineties; H, I – typical individual, indicating contractile vacuole; J – cortical granules between somatic kineties (arrowheads); K – fine structure of the mid-body to show cytoplasmic granules and rodshaped extrusomes (arrowheads); L–N – ciliary pattern of anterior body end, showing circumoral kinety narrowly spaces oralized somatic monokinetids (arrowheads), and dorsal brush rows 1–4; O – ciliary pattern in mid-body and many scattered macronuclei; P – overview showing circumoral kinety and somatic kineties. B1–4 – dorsal brush rows 1–4, CK – circumoral kinety, CV – contractile vacuole, E – extrusomes, Ma – macronuclei, OB – oral bulge, SK – somatic kinety. Scale bars: 90 µm (A–C, H, I), 70 µm (P).
Figs 5A–G. Notohymena australis after protargol impregnation. A in Two Oxytrichids from the Ancient Lake Biwa, Japan, with Notes on Morphogenesis of Notohymena australis (Ciliophora, Sporadotrichida)
Figs 5A–G. Notohymena australis after protargol impregnation. A – ventral view of an early divider, showing oral primordium; B, C – ventral (B) and dorsal (C) view of the same middle divider, showing the formation of frontal-ventral-transverse cirral anlagen in proter and opisthe, and anlagen of marginal rows (arrows), dedifferentiation of anterior end of undulating membranes (arrowheads), and undulating membrane anlagen in opisthe (double-arrowhead); D, E – ventral infraciliature of two middle dividers, showing frontal-ventral-transverse cirral anlagen beginning to organize into new cirri from anterior (arrowheads) and a small anlage separating from anterior right end of undulating membrane anlagen (arrows), insets: fused macronucleus; F, G – ventral (B) and dorsal (C) view of the same late divider, showing the formation of anlgen of dorsomarginal kineties at anterior right end of right marginal rows anlagen (arrows in F), frontal-ventral-transverse cirral anlagen II – VI segregating into 3, 3, 3, 4 and 4 cirri, the leftmost frontal cirrus originated from undulating membranes anlagen (arrowheads), and development of dorsal kinety anlagen (arrows in G). 1–4 – dorsal kinety 1–4, LMA – anlage of left marginal row, OP – oral primordium, RMA – anlagen of right marginal row. Scale bars: 40 μm.
Figs 1−13. Ancistrum haliotis n in Two New and Two Poorly Known Species of Ancistrum (Ciliophora, Scuticociliatia, Thigmotrichida) Parasitizing Marine Molluscs from Chinese Coastal Waters of the Yellow Sea
Figs 1−13. Ancistrum haliotis n. sp. from the abalone Haliotis discus hannai Ino (1–5), Ancistrum mytili (Quennerstedt, 1867) from the blue mussel Mytilus edulis (6, after Kidder 1933) and the horse mussel Modiolus modiolus (7, after Hatzidimitriou and Berger 1977) and Ancistrum crassum Fenchel, 1965 from the purple clam Saxidomus purpuratus (Sowerby) (8–11) and from the short-necked clam Ruditapes philippinarum (12, 13, after Xu et al. 1997), from life (1, 2, 6, 8) and after protargol (3–5, 9, 10, 12, 13) and silver nitrate impregnation (7, 11). 1 – left lateral view of a representative specimen; 2, 3 – ventral view to show the oral structure; 4, 5 – left and right lateral view of the holotype specimen; 6, 7 – lateral and ventral view of A. mytili, which possesses a characteristic reniform macronucleus and a broad buccal field; 8 – left lateral view of body variants; 9–13 – lateral and ventral view of three specimens to show the ciliary pattern. CCo – caudal complex; CyP – cytoproct; M1–3 – membranelles 1–3; MA – macronucleus; MI – micronucleus; PM – paroral membrane; Sc – scutica; SK1, n – somatic kineties 1, n. Scale bars: 30 µm (4, 5 and 7, 9–13 drawn to scale).
Fig. 7 in Ultrastructure and 28S rDNA Phylogeny of Two Gregarines: Cephaloidophora cf. communis and Heliospora cf. longissima with Remarks on Gregarine Morphology and Phylogenetic Analysis
Fig. 7. Relative rates of molecular evolution in long-branch apicomplexans: SSU rDNA (white columns) and LSU rDNA (black columns), calculated as ratio of the length of the current branch to average branch length of the non-long-branch apicomplexans (see the text for more explanations). Relative rates of LSU rDNA evolution are lower than those of SSU rDNA, especially in gregarines.
Fig. 2 in Ultrastructure and 28S rDNA Phylogeny of Two Gregarines: Cephaloidophora cf. communis and Heliospora cf. longissima with Remarks on Gregarine Morphology and Phylogenetic Analysis
Fig. 2. Light microscopy of the gregarine studied: free individuals (gamonts) of Cephaloidophora cf. communis (A, common light microsopy; B, DIC microscopy); a free gamont (C) and a syzygy (D) of Heliospora cf. longissima. Epimerite (ep), promerite (pr), deutomerite (de), septum between poto- and deutomerite (s1), and septum between proto- and epimerite (s2) are visible.
Fig. 1 in Ultrastructure and 28S rDNA Phylogeny of Two Gregarines: Cephaloidophora cf. communis and Heliospora cf. longissima with Remarks on Gregarine Morphology and Phylogenetic Analysis
Fig. 1. Layout of ribosomal operon fragment amplifications. Up- per part, schematic ribosomal operon with approximate positions of the direct and reverse primers used. Lower part, the amplified fragments of ribosomal DNA aligned with the ribosomal operon (above). Numbers indicate the length of the overlapping regions. Roman numerals denote the fragments discussed in this paper. SSU rDNA fragments analyzed previously by Rueckert et al. (2011b) have no numerical designations.
Figs 14–25. Ancistrum acutum n in Two New and Two Poorly Known Species of Ancistrum (Ciliophora, Scuticociliatia, Thigmotrichida) Parasitizing Marine Molluscs from Chinese Coastal Waters of the Yellow Sea
Figs 14–25. Ancistrum acutum n. sp. from the surf clam Mactra veneriformis (14–17) and Ancistrum japonicum Uyemura, 1937 from the Japanese dosinia Dosinia japonica (18, 19, 21, 22) and the clam Cyclina sinensis (20, 23–25), from life (14, 15, 18–20) and after protargol (23–25) and silver nitrate impregnation (16, 17, 21, 22). 14 – left lateral view of a representative specimen; 15 – body variant and cortical granules; 16, 17 – ventral and dorsal view of the holotype specimen; 18, 19 – lateral view of living cells; 20 – lateral view of a representative specimen; 21, 22 – lateral view of same specimen; 23 – ventral ciliature; 24, 25 – lateral view of the neotype specimen. CCo – caudal complex; Cs – cytostome; CVP – contractile vacuole pore; M1–3 – membranelles 1–3; MA – macronucleus; MI – micronucleus; PM – paroral membrane; Sc – scutica; SK1, n – somatic kineties 1, n. Scale bars: 30 µm.
Figs 4 A and B in Trichodina diaptomi (Ciliophora: Peritrichia) from Two Calanoid Copepods from Botswana and South Africa, with Notes on its Life History
Figs 4 A and B. Diagrammatic drawings of the denticles of two different specimens of Trichodina diaptomi Šrámek-Hušek, 1953 from the carapace of Metadiaptomus transvaalensis from the Nata River, Botswana to illustrate variation in denticle shape.
Figs 3 A–E in Trichodina diaptomi (Ciliophora: Peritrichia) from Two Calanoid Copepods from Botswana and South Africa, with Notes on its Life History
Figs 3 A–E. Micrographs of Metadiaptomus transvaalensis with Trichodina diaptomi Šrámek-Hušek, 1953 on the carapace collected from the Nata River, Botswana in August 2012. Whole specimen of M. transvaalenis with several trichodinids visible on dorsal surface of body (A), M. transvaalensis with several trichodinids visible on dorsal surface opposite locomotory appendages of copepod (C) and close-up views of dorsal carapace of M. transvaalensis with trichodinids clearly visible on surface of copepod (B, D, E) with two detached trichodinids visible in D.
Figs 2 A–F in Trichodina diaptomi (Ciliophora: Peritrichia) from Two Calanoid Copepods from Botswana and South Africa, with Notes on its Life History
Figs 2 A–F. Micrographs of silver impregnated adhesive discs (A, B, E and F) and haematoxylin stained specimens (C and D), showing the nuclear apparatus (C) and adoral spiral (D) of Trichodina diaptomi Šrámek-Hušek, 1953 from the Nata River (A–D) and Rustfontein Dam (E and F).
Fig. 3 in Spatial, seasonal and ontogenetic changes in food resource use by a piscivore fish in two Pantanal lagoons, Brazil
Fig. 3. Diet composition of Plagioscion ternetzi by size class in Sinhá Mariana lagoon (a) and in Chacororé lagoon (b) (EIG: Eigenmannia spp.; PIM: Pimelodella spp.; ROE: Roeboides spp.; PCU: Psectrogaster curviventris; CDO: Curimatella dorsalis; BRA: Brachyhypopomus spp.; SMA: Synbranchus marmoratus; TAR: Tetragonopterus argenteus; HOR: Hemiodus orthonops; LOR: Loricariichthys spp.; SBR: Schizodon borellii; AST: Astyanax spp.; SMG: Serrasalmus marginatus; LEP: Leporinus spp.; OF: other fish; SH: shrimp; INS: insect; FR: fish remains).
Fig. 2 in Spatial, seasonal and ontogenetic changes in food resource use by a piscivore fish in two Pantanal lagoons, Brazil
Fig. 2. Diet composition of Plagioscion ternetzi in the lagoons Sinhá Mariana (a) and Chacororé (b), during the flood and dry periods.
Fig. 4 in Spatial, seasonal and ontogenetic changes in food resource use by a piscivore fish in two Pantanal lagoons, Brazil
Fig. 4. Species abundance curve of fish species at Sinhá Mariana lagoon (a = flood period and b = dry period) and Chacororé lagoon (c = flood period and d = dry period). Species within the rectangle correspond to the ten most abundant in the lagoon, in order of importance; the species out of the rectangle correspond to the most consumed by Plagioscion ternetzi.
Fig. 1 in Spatial, seasonal and ontogenetic changes in food resource use by a piscivore fish in two Pantanal lagoons, Brazil
Fig. 1. Location of the study area in the system of Chacororé-Sinhá and Mariana lagoons, Pantanal Matogrossense, Mato Grosso State, Brazil.
Fig. 2 in Relationships between morphology, diet and spatial distribution: testing the effects of intra and interspecific morphological variations on the patterns of resource use in two Neotropical Cichlids
Fig. 2. Head of Satanoperca pappaterra (a) and Crenicichla britskii (b), showing differences in the mouth protrusion.
Fig. 2 in Analysis of artisanal fisheries in two reservoirs of the upper Paraná River basin (Southeastern Brazil)
Fig. 2. Scores of the first two axes derived via principal component analysis (PCA), which analysed CPUE data on fish captured by the artisanal fisheries in the two reservoirs during the study period. cross = Jurumirim Reservoir; circle = Barra Bonita Reservoir.
Fig. 1 in Analysis of artisanal fisheries in two reservoirs of the upper Paraná River basin (Southeastern Brazil)
Fig. 1. Location of the Barra Bonita Reservoir and the Jurumirim Reservoir with sampling sites (black circles).
Figure 1 in Two cases of unclear hindlimb malformation in Bombina variegata
Figure 1. Observed individuals of Bombina variegata with a hind limb malformations from Shëndelli Mts., Albania: (A) ventral view, (B) dorsal view; and Lacul Poiana Mărului, Romania: (C) ventral view, (D) dorsal view.
Figure 3 in Colour variations in the European tree frog, Hyla arborea (Linnaeus, 1758), from two small adjacent ponds in the Vojvodina province, Serbia
Figure 3. Two green colour variations: the typical, bright green a) and paler, yellowish b). Photos: Aleksandar Simović.
Figure 1 in Colour variations in the European tree frog, Hyla arborea (Linnaeus, 1758), from two small adjacent ponds in the Vojvodina province, Serbia
Figure 1. Two ponds where the frogs were observed: a) the larger one, near a settlement, overgrown with reeds; b) small, shallow pond with open water. Photos: Sonja Đorđević.
ScienceDex guides
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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.