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Figure 3 in Redescription of the freshwater amphipod Austrochiltonia australis (Sayce) (Crustacea: Amphipoda, Chiltoniidae)

Figure 3. Austrochiltonia australis (Sayce), NMV J46779, small male morphotype, 4.7mm: A, antenna 1; B, antenna 2; C, lateral view of body; D, uropod 2; E, uropod 1; F, left and right uropod 3; G, pleopod 1. Scales: a(A-B), 0.5mm; b(C), 0.5mm; c(D-E), 0.1mm; d(F), 0.1mm; e(G), 0.5mm.

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Figure 2. A in Marine hermit crabs as indicators of freshwater inundation on tropical shores

Figure 2. A. Survival of Clibanarius taeniatus (shaded bars) and Clibanarius virescens (black bars) in 8‰ seawater at 15°C. B. Survival of Clibanarius taeniatus (shaded bars) and Clibanarius virescens (black bars) in 8‰ sea water at 25°C. C. Survival of Clibanarius taeniatus (shaded bars) and Clibanarius virescens (black bars) in 8‰ sea water at 35°C. D. Survival of Clibanarius taeniatus (shaded bars) and Clibanarius virescens (black bars) in 36‰ sea water (control) at 35°C.

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Figure 1 in Marine hermit crabs as indicators of freshwater inundation on tropical shores

Figure 1. The rocky shore area of Queensland, Australia, covered by the coastal survey. Inset shows the geographical location of this coastal region.

FIG. 4. — A, B in New data on the morphology, reproduction and distribution of a freshwater brown alga Porterinema fluviatile (Porter) Waern (Phaeophyceae)

FIG. 4. — A, B, Protoplast division into several parts in apical filament cells resulting in the formation of aplanospores; C, nonmotile aplanospores; D, new thalli developing from aplanospores. Scale bars: 10 µm.

FIG. 2. — A in New data on the morphology, reproduction and distribution of a freshwater brown alga Porterinema fluviatile (Porter) Waern (Phaeophyceae)

FIG. 2. — A, Young filaments composed from elongated vegetative cells with an anastomosis (+) between their filaments. Filament with elongated vegetative cells in the transformation process (+); B, young filaments composed from elongated vegetative cells with plastids; C, D, first phase of the transformation of elongated vegetative cells to inflated vegetative cells. Scale bars: 10 µm.

FIG. 1 in New data on the morphology, reproduction and distribution of a freshwater brown alga Porterinema fluviatile (Porter) Waern (Phaeophyceae)

FIG. 1. — Study area map. Location of the karst limnocrene Mlava Spring and cross section through the siphonal channel.

FIG. 3. — A, B in New data on the morphology, reproduction and distribution of a freshwater brown alga Porterinema fluviatile (Porter) Waern (Phaeophyceae)

FIG. 3. — A, B, Newly formed inflated vegetative cells (ic) with thick walls and a large number of lipid droplets (ld), formation of the approximately oval dark cells (dc) with thick walls, elongated axial cells (eac) of filaments, gradually narrowing to the top; C, D, developing intercalary plurilocular sporangia; E, intercalary plurilocular sporangia on the pedicels. Scale bars: 10 µm.

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Fig 1 in Sub-lethal toxic effect of cadmium chloride (CdCl ) on freshwater murrel Channa punctata (BLOCH)

Fig 1: Protein Content of the tissues (gill and liver) of C. punctata at 5 ppm and 10 ppm of CdCl2 after 7 days of exposure

Fig. 1 in Microbial Respiration of Organic Carbon in Freshwater Microcosms: The Potential for Improved Estimation of Microbial CO Emission from Organically Enriched Freshwater Ecosystems

Fig. 1. Densities (ordinate) of ciliates (N × 104 L–1) black bars, and densities of bacteria (N × 109 ml–1) grey bars; for Experiment One and Experiment Two with carbon-enriched (E) and control (C) preparations (abscissa).

Fig. 1 in A New Species of Flamella (Amoebozoa, Variosea, Gracilipodida) Isolated from a Freshwater Pool in Southern Mississippi, USA

Fig. 1. Photomicrographs of Flamella piscinae n. sp. A – locomotive form with trailing filaments; B – locomotive form; C – locomotive form with subpseudopodia; D – locomotive form; E – cytokinesis; F – floating form; G – floating form; H – single cyst; I – cyst enveloped within multiple walls; J – cysts sharing walls; K – cysts sharing walls in a linear conformation. Scale bar: 10 µm. All images are to scale.

Fig. 2 in New Freshwater Species of Centrohelids Acanthocystis lyra sp. nov. and Acanthocystis siemensmae sp. nov. (Haptista, Heliozoa, Centrohelea) from the South Urals, Russia

Fig. 2. SEM of Acanthocystis siemensmae sp. nov. A – General view of the scales. B – Long spine scales. C – Apices of long spine scales with ridges. D – Plate scale, long and short spine scale with basal plate. E – Apices of short spine scales with ridges. F – Ridges with teeth at the apex of short spine scale. G – Plate scale with marginal rim. Abbreviations: bp – basal plate; ct – central tooth; ls – long spine scale; lt – lateral tooth; mr – marginal rim; ps – plate scale; r – ridge; sh – shaft; ss – short spine scale; t – teeth. Scale bars: A – 10 µm; B, C, E, G – 1 µm; D – 2 µm, F – 0.5 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. 3 in Taxonomic and Morphogenetic Description of the Freshwater Ciliate Aponotohymena isoaustralis n. sp. (Ciliophora; Oxytrichidae) Isolated from Sanjay Lake, Delhi, India

Fig. 3. Line diagrams showing morphogenetic stages on ventral surface of protargol impregnated cells of Aponotohymena isoaustralis n. sp. A, B – origin of OP apokinetally between the LMC and POVC for the opisthe; C – reorganization of parental UM (arrow), disaggregation of II/2 (arrowhead), III/2 (double arrowhead) and V/4 (double arrow) to form primordia IIp, IIIp and Vo respectively, kinetosomes from OP form primordia Io and IIo; D – dissagregation of IV/3 to form primordium IVp (arrow); kinetosomes from OP move anteriorly (arrowhead); the two primary primordia, one each formed from disaggregation of V/4 and V/3 split transversely (double arrow) to form primordia V and VI for proter and opisthe; E – full complement of 6 FVT primordia Ip to VIp (arrowhead) and Io to VIo (double arrowhead); F – within-row marginal primordia formation for RMC (arrowheads) and LMC (double arrowheads); G – differentiation of cirri in 1, 3, 3, 3, 4, 4 pattern; H – late divider showing formation of new dorsomarginals (arrowheads) close to newly formed RMC. LMC – left marginal cirri; OP – oral primordium. Scale bar: 20 µm.

Fig. 2 in Taxonomic and Morphogenetic Description of the Freshwater Ciliate Aponotohymena isoaustralis n. sp. (Ciliophora; Oxytrichidae) Isolated from Sanjay Lake, Delhi, India

Fig. 2. Line diagrams showing protargol impregnated vegetative cells of Aponotohymena isoaustralis n. sp. A – ventral surface; B – dorsal surface. AZM – adoral zone of membranelles, CC – caudal cirri, DK1–4 – dorsal kineties, DM1, 2 – dorsomarginals, EM – endoral membrane, LMC – left marginal cirri, PM – paroral membrane, RMC – right marginal cirri, II/2 – buccal cirri, I/1, II/3, III/3 – frontal cirri, VI/4, VI/3, IV/3, III/2 – frontoventral cirri, – IV/2, V/4, V/3 – postoral ventral cirri, V/2 and VI/2 – pretransverse ventral cirri, II/1, III/1, IV/1, V/1, VI/1 – transverse cirri. Scale bar: 20 µm.

Fig. 1 in Taxonomic and Morphogenetic Description of the Freshwater Ciliate Aponotohymena isoaustralis n. sp. (Ciliophora; Oxytrichidae) Isolated from Sanjay Lake, Delhi, India

Fig. 1. Photomicrographs of live (A, B, E, F, G, H, J, K), protargol impregnated (C, D, I, L, M) and Feulgen stained (N) cells of Aponotohymena isoaustralis n. sp. A, B – cells in ventral view; C – ventral view of a vegetative cell with 5 transverse cirri arranged in a pseudo row (arrow); D – dorsal view of a vegetative cell; E – ventral view to show the arrangement of cortical granules (arrowheads) and colou- ration; F, G and H – ventral view of different cells showing flexible body; I – anterior portion of the dorsal surface showing dorsal rows (arrowhead); J – anterior portion of the cell showing contractile vacuole (arrowhead); K – cyst; L – anterior hook (arrowhead) of paroral membrane; M – dorsal view showing caudal cirri (2 + 2 + 3) (arrowheads); N – two macronuclei. AZM – adoral zone of membranelles, LMC – left marginal cirri, RMC – right marginal cirri. Scale bars: 20 µm.

Fig. 1 in New Freshwater Species of Centrohelids Acanthocystis lyra sp. nov. and Acanthocystis siemensmae sp. nov. (Haptista, Heliozoa, Centrohelea) from the South Urals, Russia

Fig. 1. SEM of Acanthocystis lyra sp. nov. A – General view of the scales. B – Long spine scale. C – Lyrate distal end of long spine scale with teeth on inner edge. D – Short spine scale with secondary bifurcation. E – Short spine scale with primary bifurcation and teeth. F – Short spine scales with primary and secondary bifurcations. A marginal rim is seen on basal plates of short and long spine scales. G – Plate scales ornamented with an axial thickening. Abbreviations: at – axial thickening; b1 – primary bifurcation; b2 – secondary bifurcation; bp – basal plate; br – branch of furca; mr1 – marginal rim on basal plate of short spine scale; mr2 – marginal rim on basal plate of long spine scale; sh – shaft; t – teeth. Scale bars: A – 10 µm; B, D, E, F, G – 1 µm; C – 0.5 µm.

Fig. 3 in New Freshwater Species of Centrohelids Acanthocystis lyra sp. nov. and Acanthocystis siemensmae sp. nov. (Haptista, Heliozoa, Centrohelea) from the South Urals, Russia

Fig. 3. Line drawings of scales of Acanthocystis lyra sp. nov. (A–C) and Acanthocystis siemensmae sp. nov. (D–F): A, D – long spine scales; B, E – short spine scales; C, F – plate scales.