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Figure 6 in Morphology, feeding and behaviour of British Magelona (Annelida: Magelonidae), with discussions on the form and function of abdominal lateral pouches

Figure 6. In situ picture of the posterior thorax and anterior abdomen of living Magelona johnstoni (chaetigers 7–14, dorsal view).

Figure 9 in Morphology, feeding and behaviour of British Magelona (Annelida: Magelonidae), with discussions on the form and function of abdominal lateral pouches

Figure 9. Lateral view of Magelona johnstoni between chaetigers 9 (to the left of the picture) and chaetiger 11 (to the right), showing anteriorly opening abdominal pouches between chaetigers 10 and 11. Arrows indicate water flow around the pouches and lamellae, as observed during capillary tube experiments.

Figure 5 in Morphology, feeding and behaviour of British Magelona (Annelida: Magelonidae), with discussions on the form and function of abdominal lateral pouches

Figure 5. Magelona johnstoni Berwick-upon-Tweed: A, prostomium and first two chaetigers (ventral view), showing mouth surrounded by one upper (UL) and two lower lips (LL), and the proboscis (Pb, not everted) (NMW.Z.1999.021.0020a); B, papillae of mid-palp region (NMW.Z.2013.037.0008c); C, left-hand anteriorly opening pouch located between chaetigers 10 and 11 (lateral view, DF = dorsal flap, VF = ventral flap, LO = lateral organ, CM = convoluted membrane) (NMW.Z.2013.037.0011b); D, close-up view of convoluted membrane; E, transverse section through the body and anteriorly opening pouch situated between chaetigers 10 and 11 (posterior half of pouch and parapodia of chaetiger 11) (NotoL = notopodial lamellae, NeuroL = neuropodial lamellae) (NMW.Z.2013.037.0010c); F, anterior half of same pouch (NMW.Z.2013.037.0010b). Photos: K. Mortimer.

Figure 1 in Morphology, feeding and behaviour of British Magelona (Annelida: Magelonidae), with discussions on the form and function of abdominal lateral pouches

Figure 1. Magelona johnstoni Berwick-upon-Tweed (A, C, D, G: NMW.Z. 2013.037.0018; B: NMW.Z. 2013.037.0001; E, F: NMW.Z. 2013.037.0017; H: NMW.Z. 2013.037.0015): A, whole animal; B, anterior (dorsal view); C, anterior (ventral view); D, anterior (lateral view); E, palp; F, prostomium (ventral view, showing mouth); G, prostomium (ventral view, 'proboscis' everted); H, posterior section of female showing eggs. All MgCl -relaxed. Photos: A.S.Y. Mackie.

Figure 8 in Morphology, feeding and behaviour of British Magelona (Annelida: Magelonidae), with discussions on the form and function of abdominal lateral pouches

Figure 8. Showing two individuals of Magelona johnstoni simultaneously making lateral sinuous movements of the thorax (outside the burrow) (dorsal views).

Figure 4 in Morphology, feeding and behaviour of British Magelona (Annelida: Magelonidae), with discussions on the form and function of abdominal lateral pouches

Figure 4. Feeding in Magelona johnstoni: A, feeding position within the burrow (ventral view), indicating four zones where different methods are utilised to move food particles along the palp; B, looping of the palp at the surface (zone 1), in order to pass food particles along the palp (lateral view); C, similar process to that shown in B but utilising coiling of the palp (lateral view, papillae omitted for clarity); D, sequence showing the process of passing food particles from papillae to papillae along palp in zone 2; E, food particles being passed between papillae of both palps in zone 3; F, region where food particles are dropped towards mouth (ventral view) in zone 4.

opencc-zeroApr 2021View details →

FIG. 3 in The canopy-forming alga Ericaria brachycarpa (J.Agardh) Molinari-Novoa & Guiry (Fucales, Phaeophyceae) shows seasonal and depth adaptation to the incoming light levels

FIG. 3. — Lineal fitting of the photosynthesis/PFD data at the lineal part of the P/PFD curve for the algal specimens collected at different depths.

opencc-zeroApr 2021View details →

FIG. 4 in The canopy-forming alga Ericaria brachycarpa (J.Agardh) Molinari-Novoa & Guiry (Fucales, Phaeophyceae) shows seasonal and depth adaptation to the incoming light levels

FIG. 4. — Photosynthesis at saturation (Psat), photosynthesis at low light levels (Pb) and dark respiration (Rd) for specimens thriving at 3 and 20 m (not transplanted: nt3 and nt20) and for those transplanted at the same depth (3to3 and 20to20) and at different depths (3to20 and 20to3) after 11 and 90 days after transplantation.

opencc-zeroApr 2021View details →

FIG. 1 in The canopy-forming alga Ericaria brachycarpa (J.Agardh) Molinari-Novoa & Guiry (Fucales, Phaeophyceae) shows seasonal and depth adaptation to the incoming light levels

FIG. 1. — Percentage abundance of Ericaria brachycarpa (J. Agardh) MolinariNovoa & Guiry at the sampling station estimated from 50 reticulated quadrats of 625 cm2 per depth.

opencc-zeroMay 2022View details →

FIG. 2. — C in Homogeneity of photosynthetic features in canopy-forming macroalgae of the order Fucales from shallow and sheltered environments

FIG. 2. — C:N, C:P, N:P ratios in tissues for each of the studied species. Names are abbreviations from those in Figure 1.

opencc-zeroMay 2022View details →

FIG. 1. — A in Homogeneity of photosynthetic features in canopy-forming macroalgae of the order Fucales from shallow and sheltered environments

FIG. 1. — A, photosynthesis/PFD curves for the tested algae, error bars refer to SE; B, lineal fitting of the Photosynthesis/PFD data for the tested algae at the lineal part of the curve. Cystoseira compressa stands for Cystoseira compressa subsp. pustulata (Ercegovic) Verlaque and Cystoseira foeniculacea for Cystoseira foeniculacea f. tenuiramosa (Ercegovic) A.Gómez Garreta, M.C.Barceló, M.A.Ribera & J.Rull Lluch.

Fig. 8. A – 18S in A Hotspot of Amoebae Diversity: 8 New Naked Amoebae Associated with the Planktonic Bloom-forming Cyanobacterium Microcystis

Fig. 8. A – 18S rDNA maximum likelihood phylogeny of Angulamoeba. Sequences new for this study are indicated in bold. ML bootstrap values respectively posterior probabilities are shown at the nodes. GenBank accession numbers are given together with the species names. B – LM pictures of Angulamoeba microcystivorans (strains A1WVB (1, 2, 4) and A4WVB (3)) showing the characteristic rusty-colored plasmodium-like mucilage matrix with embedded trophozoites devouring a culture of Microcystis aeruginosa colonies (1–2), multi-vacuolated trophozoites that are seemingly connected by their filopodia (3) and amoeba-flagellates in different stages of transition (4). Scale bars: 200 µm (1), 100 µm (2), 20 µm (3, 4).

Fig. 6. A – 18S in A Hotspot of Amoebae Diversity: 8 New Naked Amoebae Associated with the Planktonic Bloom-forming Cyanobacterium Microcystis

Fig. 6. A – 18S rDNA maximum likelihood phylogeny of Vexillifera, including the Microcystis-associated strain (in bold). ML bootstrap values respectively posterior probabilities are shown at the nodes. GenBank accession numbers are given together with the species names. B – LM pictures of locomotive (1–7, 12–13) and floating (8–11) amoebae. Microcystis cells inside food vacuoles are visible in (1–2) and (13). The arrow in (5) points to a temporal, uroid-like structure sometimes visible during locomotion. Scale bars: 20 µm.

Fig. 4. A – 18S in A Hotspot of Amoebae Diversity: 8 New Naked Amoebae Associated with the Planktonic Bloom-forming Cyanobacterium Microcystis

Fig. 4. A – 18S rDNA maximum likelihood phylogeny of the family Hartmannellidae, including Microcystis-associated strains of Copromyxa (in bold). ML bootstrap values respectively posterior probabilities are shown at the nodes. GenBank accession numbers are given together with the species names. B – LM pictures of C. microcystidis showing locomotive trophozoites (1–7, 10) containing a pronounced hyaline cap (white arrowheads), a vesicular nucleus with globular nucleolus (white arrows), big crystals (black arrows) and Microcystis cells inside food vacuoles (black arrowheads), non-oriented moving trophozoites (8–9, 11), a grazing amoeba capturing a Microcystis cell (12–14), the floating form (15) and a double-walled cyst stage (16). C – LM pictures of C. vandevyveri showing locomotive trophozoites (1, 6–9), trophozoites during non-oriented movement (2–5, 10–12) and floating forms (13–15). Black arrows indicate the presence of small, refractive crystals in the cytoplasm, the white arrow shows the vesicular nucleus with a globular lacuna-containing nucleolus, white arrowheads indicate a pronounced hyaline cap. Ingested Microcystis cells are visible in (9) and (11). Scale bars: 20 µm.

Fig. 3 in A Hotspot of Amoebae Diversity: 8 New Naked Amoebae Associated with the Planktonic Bloom-forming Cyanobacterium Microcystis

Fig. 3. TEM pictures of the scales on the cell surface of Korotnevella jeppesenii (a, c) and K. pelagolacustris (b, d) trophozoites viewed from top (a, b) and side (c, d). Scale bars: 500 nm.

Fig. 2. A – 18S in A Hotspot of Amoebae Diversity: 8 New Naked Amoebae Associated with the Planktonic Bloom-forming Cyanobacterium Microcystis

Fig. 2. A – 18S rDNA maximum likelihood phylogeny of Korotnevella, including Microcystis-associated strains (in bold). ML bootstrap values respectively posterior probabilities are shown at the nodes. GenBank accession numbers are given together with the species names. B – LM pictures of K. jeppesenii (strain A1JEPDK) showing trophozoites in non-oriented movement (1–5), during locomotion (6, 8) and during grazing on Microcystis aeruginosa cells (7) with the arrow indicating a lacuna-containing nucleolus. C – LM pictures of K. pelagolacustris (strains A8WVB (7, 12), A16WVB (6, 8, 11), A21WVB (1, 13), A54WVB (3–5) and A1LMS (2, 9, 10)) showing trophozoites in different stages of non-oriented movement (1–4, 6), the locomotive form (8–12), grazing amoebae with Microcystis cells inside food vacuoles (5, 10), the cyst stage (7) and the floating form (13). Arrows indicate the nucleus with clearly visible nucleolus (in 8, 10, 12). Scale bars: 20 µm.

Fig. 5 in A Hotspot of Amoebae Diversity: 8 New Naked Amoebae Associated with the Planktonic Bloom-forming Cyanobacterium Microcystis

Fig. 5. LM pictures of Schoutedamoeba minuta showing trophozoites in non-oriented movement (a–f) and the limax-shaped locomotive form (g–i). The presence of a pronounced hyaline cap, small adhesive uroidal filaments and tiny granules in the cytoplasm are indicated with white arrowheads, black arrows and a white arrow respectively. Scale bars: 20 µm.

Fig. 7. A – 18S in A Hotspot of Amoebae Diversity: 8 New Naked Amoebae Associated with the Planktonic Bloom-forming Cyanobacterium Microcystis

Fig. 7. A – 18S rDNA maximum likelihood phylogeny of Cochliopodium, including the Microcystis-associated strain (in bold). ML bootstrap values respectively posterior probabilities are shown at the nodes. GenBank accession numbers are given together with the species names. B – LM pictures of locomotive amoebae clearly showing the surrounding hyaline sheet (black arrows) punctuated with microscales (best visible in 8), a few small subpseudopodia (black arrowheads) and trailing adhesive uroidal filaments (white arrows) (1–5), a trophozoite during and just after grazing on Microcystis cells showing a prominent fringe of folded hyaloplasm (white arrowheads) (6–9), the bell-shaped form on colonies of Microcystis aeruginosa (10–11) and floating amoebae (12–13). Scale bars: 20 µm.

opencc-zeroJun 2024View details →

Dataset: FormFactor, Inc. (FORM) Stock Performance

This dataset provides historical stock market performance data for specific companies. It enables users to analyze and understand the past trends and fluctuations in stock prices over time. This information can be utilized for various purposes such as investment analysis, financial research, and market trend forecasting.