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FIGURE 5. A–C in Morphological diversity of benthic Nostocales (Cyanoprokaryota/Cyanobacteria) from the tropical rocky shores of Huatulco region, Oaxaca, México
FIGURE 5. A–C. Calothrix sp. A. Entangled filaments. B, C. Curved heteropolar filaments without terminal hair, cells more or less isodiametric. D–H. Hassallia littoralis. D. Heteropolar filaments with basal heterocyte. E. Divaricated false branch with basal heterocyte. F. Closed apex. G. Heteropolar hormogonia. H. Terminal widening of the sheath. bhet = basal heterocyte. Scale bars = 6 μm.
FIGURE 11 in A New Tropical Species of Gracilariaceae (Rhodophyta, Gracilariales): Gracilaria silviae sp. nov.
FIGURE 11. Neighbor-joining phylogram for the UPA region showing the grouping of the specimens sequenced in this study (in bold) and available from Genbank. Taxa names are followed by herbarium voucher or field ID numbers (new sequences) or access numbers (sequences from Genbank). Bootstrap support values> 50 are indicated.
FIGURES 5−9 in A New Tropical Species of Gracilariaceae (Rhodophyta, Gracilariales): Gracilaria silviae sp. nov.
FIGURES 5−9. Anatomical features of Gracilaria silviae Fig. 5. Traverse section of a female gametophyte thallus, showing medullar and cortical regions (SPF 57282), scale bar 20 μm. Fig. 6. Traverse section of tetrasporophyte cortical region showing decussate cruciate tetrasporangia (ALCB 99673), scale bar 40 μm. Fig. 7. Transverse section of male gametophyte cortical region, showing textorii type spermatangial crypts (ALCB 99667), scale bar 40 μm. Figs. 8–9. Longitudinal section of a cystocarp (LAF#13.07.98). Fig. 8. Scale bar 150 μm. Fig. 9. Black arrow shows a nutritive tubular cell connecting the gonimoblast to the cystocarp floor, scale bar 100 μm.
FIGURES 1−4 in A New Tropical Species of Gracilariaceae (Rhodophyta, Gracilariales): Gracilaria silviae sp. nov.
FIGURES 1−4. Habits of Gracilaria silviae Fig. 1. ALCB 99667, holotype, male gametophyte specimen, scale bar 1 cm. Fig. 2. LAF#13.07.98, cystocarpic specimen, scale bar 1 cm. Figs. 3−4. ALCB 99673, paratype, tetrasporophytic specimen, scale bars 1 cm and 0.5 cm, respectively. Fig 4. Apical portion of the branches.
FIGURE 2 in Description of coccoid cyanoprokaryote Nisada stipitata morphogen. et sp. nov. from the supralittoral zone in the tropical Mexican Pacific
FIGURE 2. Morphology of Nisada stipitata. A. Macroscopic view of partially covered rock (black portion). B. Macroscopic view of strip of biofilm on rock. C. (tv) Pseudofilament apices in fluorescent microscopy. D. (tv) Edge of biofilm with pseudofilaments in a row. E. (tv) Apices of morph 2 before cell division (single arrow) and after division but before separation (double arrow). F. With dying filaments of Kyrthuthrix cf. maculans. G. (tv) Colonial mucilage (single arrow); apices of morphs 1 and 2 and (lv) two morphs 2 (double arrows). H. (tv) Apices of morph 1 with a few pseudofilaments in lv (arrow heads); pad of a complete pseudofilament (white arrow) and colonial mucilage (black arrow). I. (lv) Pseudofilament of morph1 with developed stipe and cups; "horns" (sheath) with synchronous growth (arrows). Daughter much larger than mother cell.J. (lv) Pseudofilament of morph 1 without pad (base of stipe, arrow). K. (lv) Pseudofilament of morph 1 showing "horns" (sheath) with asynchronous growth (arrows). L, M. Diversity of morphology of morph 1. Micrographs D–M with light microscopy. tv = top view, lv = lateral view. Scale bars: A = 1 mm, B = 200 μm, C = 25 μm, D–H, J, L = 6 μm I, K, M = 3 μm.
FIGURE 1 in Description of coccoid cyanoprokaryote Nisada stipitata morphogen. et sp. nov. from the supralittoral zone in the tropical Mexican Pacific
FIGURE 1. San Agustín Bay, state of Oaxaca, México. A. Map showing location of collection site. B. Panoramic photograph of the supralittoral zone of the site.
FIGURE 4 in Description of coccoid cyanoprokaryote Nisada stipitata morphogen. et sp. nov. from the supralittoral zone in the tropical Mexican Pacific
FIGURE 4. (lv) Line drawings of Nisada stipitata. A. Edge of biofilm with pseudofilaments in a row. B. Complete pseudofilament of morph 1. C. Complete pseudofilament of morph 2. Ps = pseudofilament sheath, dc = daughter cell, c = cup, mc = mother cell, st = stipe,
FIGURE 3 in Description of coccoid cyanoprokaryote Nisada stipitata morphogen. et sp. nov. from the supralittoral zone in the tropical Mexican Pacific
FIGURE 3. Stages of reproduction of Nisada stipitata in lateral view. A. (lv) Two pseudofilaments of morph 1 with and without cell division; perpendicular plane of division evident in left pseudofilament. B. Two-celled pseudofilament of morph 1 with beginning of perpendicular cell division of the daughter cell (top arrow); displaced basal/mother cell allowing partial view of the inside of the cup (bottom arrow). C. (lv) Two pseudofilaments of morph 1. Three-celled pseudofilament with fracture (arrow). D. (lv) Complete pseudofilament of morph 2 with division of daughter cell. E, F. Diversity of stages of the life cycle of morph 1. Pseudofilaments with all or some of the differentiated mucilaginous structures. Basal cell with incipient cup (arrow). G. (lv) Empty cups/stipes set in the colonial mucilage (arrows). H. (lv) Basal cells with different degrees of development, set in colonial mucilage. Scale bars: A–E = 3 μm, F–H = 6 μm.
FIGURE 1. A–F in Inocybe griseorubida, a new species of Pseudosperma clade from tropical India
FIGURE 1. A–F: Inocybe griseorubida (CAL 1253, holotype). A. Basidioma; B. Basidiospores; C. Basidium; D. Cheilocystidia; E. Pileipellis; F. Stipitipellis. Scale bars: A=10 mm; B–F=10 μm. Photos: By K.P.D. Latha.
FIGURE 3 in Inocybe griseorubida, a new species of Pseudosperma clade from tropical India
FIGURE 3. ML tree of rpb2 sequences showing the placement of I. griseorubida within the Pseudosperma clade. Values above or below branches indicate bootstrap proportions. BS values ≥50% are shown. GenBank accession numbers are given after the name of each taxon.
FIGURE 2. A–F in Inocybe griseorubida, a new species of Pseudosperma clade from tropical India
FIGURE 2. A–F: Inocybe griseorubida (CAL 1253, holotype). A. Basidioma; B. Basidiospores; C. Basidium; D. Cheilocystidia; E. Pileipellis; F. Stipitipellis. Scale bars: A=10 mm; B–F=10 μm. Drawings: By K.P.D. Latha.
FIGURE 8 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 8. Cultured material of Cladophoraceae sp. 2 (Rhizoclonium minutissimum). (A, B) Morphology of filamentous thalli. (C) Filamentous thalli with rhizoid-like structure. (D, E) Spindle- and band-shaped chloroplasts with pyrenoids (arrowheads). (F) Autofluorescence of chloroplasts. (G) Cells stained with DAPI, showing nuclei. (H) Cells stained with Lugol's iodine, showing the pyrenoids. (I) Mature sporangia with spores and vegetative cells. Arrowhead points to a mature sporangium. (J) Detail of a hapteroid attachment cell. Scale bar = 20 μm (A–C, G–I); Scale bars = 10 μm (D–F, K).
FIGURE 10 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 10. Cultured material of Cladophoraceae sp. 3 (Rhizoclonium umbraticum). (A, B) Morphology of filamentous thalli. (C) Tip of filamentous thalli. (D) Filamentous thalli with rhizoidal structures. (E–G) Spindle- and band-shaped chloroplasts. (H) Autofluorescence of chloroplasts. (I) Cells stained with DAPI, showing nuclei. (J) Cells stained with Lugol's iodine, showing the pyrenoids. (K) Detail of hapteroid attachment cell. Scale bars = 10 μm (A, B, D, F–H, K); Scale bars = 20 μm (C, E, J).
FIGURE 7 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 7. Field-collected specimens of Cladophoraceae sp. 2 (Rhizoclonium minutissimum). (A) Field-collected specimens. (B, C) Morphology of field-collected specimens. (D, E) Filamentous thalli with non-septate rhizoids. (F) Tip of filamentous thalli. (G–I) Spindle- and band-shaped chloroplasts. Arrowhead points to a pyrenoid. (J) Autofluorescence of chloroplasts. (K) Cells stained with DAPI, showing nuclei. (L) Cells stained with Lugol's iodine, showing pyrenoids. (M, N) Pyrenoids observed by transmission electron microscopy. Pyrenoids have starch plates. (M) Three or two thylakoid membranes traversing a pyrenoid. (33) One thylakoid membrane. Scale bar = 5 mm (A); Scale bars = 40 μm (B, C); Scale bars = 20 μm (D–G, K, L); Scale bars = 10 μm (H–J); Scale bars = 0.5 μm (M); Scale bars = 1 μm (N).
FIGURE 5 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 5. Field-collected specimens of Cladophoraceae sp. 1 (Rhizoclonium fractum). (A, B) Field-collected specimens. (C–E) Range of morphological types in field-collected specimens. (E) Arrowhead pointing to rhizoidal structure. (F, G) Cells of field-collected materials. (H, I) Spindle- or band-shaped chloroplasts. Arrowheads indicate pyrenoids. (J, K) Autofluorescence of chloroplasts. (L) Cells stained with DAPI, showing nuclei. (M) Cells stained with Lugol's iodine, showing the pyrenoids. (N) Polypyramidal pyrenoid observed by transmission electron microscopy. Scale bar = 5 mm (A, B,); Scale bars = 20 μm (C–F, L, M); Scale bar = 10 μm (G–K).; Scale bar = 0.5 μm (N).
FIGURE 4 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 4. Maximum likelihood (ML) tree for Cladophorales developed using large subunit ribosomal RNA gene (LSU) rDNA sequences. ML bootstrap values (>50) and Bayesian inference posterior probabilities (>0.90) are indicated at branches. Scale bar = 0.02 substitutions per nucleotide site. Asterisks indicate the type species of each genus.
FIGURE 6 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 6. Cultured material of Cladophoraceae sp. 1 (Rhizoclonium fractum). (A–D) Morphologies of growing filamentous thalli. (A, B) Some of the thalli have rhizoidal structures. (E, F) Chloroplasts with many starch granules. (G) Autofluorescence of chloroplasts. (H) Cells stained with DAPI, showing nuclei. (I) Cells stained with Lugol's iodine, showing the pyrenoids. Scale bar = 20 μm (A–C, E–G); Scale bars = 40 μm (D); Scale bars = 10 μm (H, I).
FIGURE 3 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 3. Maximum likelihood (ML) tree for Cladophorales developed using the small subunit ribosomal RNA gene (SSU) rDNA sequences. ML bootstrap values (>50) and Bayesian inference posterior probabilities (>0.90) are indicated at the tree branches. Scale bar = 0.01 substitutions per nucleotide site. Asterisks indicate the type species of each genus.
FIGURE 1 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 1. Fields material of Cladophoraceae spp. (A, B) Cladophoraceae sp. 1 and 2 growing on mangroves. Arrow heads point to (C) Cladophoraceae sp. 3 growing at shady covered conduits.
FIGURE 2 in Two new green algae, Rhizoclonium fractum sp. nov. and R. umbraticum sp. nov., from tropical and subtropical brackish waters of Japan
FIGURE 2. Map showing the collecting site of Cladophoraceae spp. (1) Tanotsu, Fukuoka, Fukuoka Pref., (2) Kunimikoujiro, Unzen, Nagasaki Pref., (3) Ki-ire, Kagoshima, Kagoshima Pref., (4) Atake River, Tanegashima Is. Kagoshima Pref., (5) Kesaji, Higashi, Okinawa Pref., (6) Oura, Nago, Okinawa Pref., (7) Lake Man, Naha, Okinawa Pref., (8) Miyara, Ishigaki, Okinawa Pref. ○: Cladophoraceae sp. 1 (= Rhizoclonium fractum), O: Cladophoraceae sp. 2 (= R. minutissimum), Δ: Cladophoraceae sp. 3 (= R. umbraticum).
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
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OpenNeuro
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