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FIGURE 1 in Nodosilinea chupicuarensis sp. nov. (Leptolyngbyaceae, Synechococcales) a subaerial cyanobacterium isolated from a stone monument in central Mexico

FIGURE 1. Sampling site at the Archaeological zone of Cañada de la Virgen. A. Aerial view of the Complex A (image taken from Google Maps, 2016). B. South drainage channel of the Complex A central-courtyard. C. Complex A central-courtyard. Red arrows indicate the specific sampling point.

FIGURE 5 in Nodosilinea chupicuarensis sp. nov. (Leptolyngbyaceae, Synechococcales) a subaerial cyanobacterium isolated from a stone monument in central Mexico

FIGURE 5. Unrooted tree of Nodosilinea strains based on Bayesian Analysis of 19 sequences (562 DNA positions, 114 coded indels). Bootstrap values from the parsimony analysis (562 DNA positions, gaps coded as a fifth base) are mapped onto the nodes in which the analyses were in agreement.

FIGURE 6 in Nodosilinea chupicuarensis sp. nov. (Leptolyngbyaceae, Synechococcales) a subaerial cyanobacterium isolated from a stone monument in central Mexico

FIGURE 6. Secondary structure of conserved domains of the 16S-23S ITS regions for 8 representative strains of Nodosilinea. A–H: D1- D1' helices; I–P: Box-B helices; Q: V3 helix (all 19 strains). Strain labels in the bottom row apply to the D1-D1' helices in the first row. Bases differing from those in N. chupacuarensis are indicated by hollow circles next to the differing bases.

FIGURE 3 in Nodosilinea chupicuarensis sp. nov. (Leptolyngbyaceae, Synechococcales) a subaerial cyanobacterium isolated from a stone monument in central Mexico

FIGURE 3. SEM micrographs of Nodosilinea chupicuarensis. A. Mature uniseriate filament forming a tight spiral. B. Amplification of a spiral. C. Coiled filaments.

FIGURE 2 in Nodosilinea chupicuarensis sp. nov. (Leptolyngbyaceae, Synechococcales) a subaerial cyanobacterium isolated from a stone monument in central Mexico

FIGURE 2. Main characteristics of Nodosilinea chupicuarensis. A-C. Mature filaments forming loose to tight spirals. D. A characteristic nodule (arrow). E. Multiseriate filament. F. Filaments with mature, elongated end cells (arrows). All figures to same scale, scale = 10 μm.

FIGURE 4 in Nodosilinea chupicuarensis sp. nov. (Leptolyngbyaceae, Synechococcales) a subaerial cyanobacterium isolated from a stone monument in central Mexico

FIGURE 4. Phylogenetic position of Nodosilinea chupicuarensis (denoted with an arrow) in a Bayesian Analysis (285 OTUs, 1222 positions), with support values on nodes representing BA posterior support/ML bootstrap support/MP bootstrap support, respectively. The uncollapsed tree from which this figure was derived appears in supplemental materials.

FIGURE 8 in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE 8. Color-coded secondary structure of Box-B helices and alignment of the selected set of sequences of Nodosilinea. The black color with white letters indicates conservative regions, gray areas denotes variable parts. Notice that sequences of the terminal loop are placed in the boxes within the alignment

FIGURE 6. Bayesian 16S-23S in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE 6. Bayesian 16S-23S ITS rRNA phylogeny showing the position of the Nodosilinea svalbardensis. Symbol "-" show support less than 50% on representative nodes. Taxa in the quotation mark needs to be revised. Note type species of Nodosilinea, N. nodulosa UTEX 2910.

FIGURE 7 in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE 7. Color-coded secondary structure of D1-D1' helices of the 16S-23S ITS region and its alignment for 5 representative species of Nodosilinea. Circles near N. svalbardensis indicate differences with closely related N. bijuigata.

FIGURE 4 in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE 4. Line drawings of Nodosilinea svalbardensis. A. Culture material. B. Natural populations. Note clearly visible sheaths in the natural populations. Numbers indicate morphological features: 1—false branching, 2—nodule, 3—attached hormogonia, 4—necridia, 5—granules.

FIGURE 5. 16S rRNA Bayesian phylogeny with a in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE 5. 16S rRNA Bayesian phylogeny with a total of 181 sequences from order Synechococcales/Gloeobacterales, including 75 sequences from genus Nodosilinea, showing evolutionary lineage corresponds to new species Nodosilinea svalbardensis, Symbol "-" show support less than 50% on representative nodes. The type sequences of established Nodosilinea spp. are given in bold font. Taxa in the quotation mark needs to be revised.

FIGURE 2. Habitat and the substrate where Nodosilinea svalbardensis was found. A in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE 2. Habitat and the substrate where Nodosilinea svalbardensis was found. A. The habitat in the river valley. B. Macrocolony of Nostoc commune under which N. svalbardensis occurred.

FIGURE 3 in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE 3. DIC micro-photographs of Nodosilinea svalbardensis. A. Demonstration of the nodules. B. Illustration of the single false branching. C. Close up look on the peripheral thylakoids arrangement. Numbers indicate morphological features: 1—nodules, 2—granules within the cells, 3—false branching, 4—necridia.

FIGURE. 1 in New cyanobacterium Nodosilinea svalbardensis sp. nov. (Prochlorotrichaceae, Synechococcales) isolated from alluvium in Mimer river valley of the Svalbard archipelago

FIGURE. 1. Map showing sampling site (red circles) in the Svalbard archipelago. Free products of ©Norwegian Polar Institute (http:// www.npolar.no) were used to reproduce the map.

FIGURE 2 in Morphological and molecular studies of Neosynechococcus sphagnicola, gen. et sp. nov. (Cyanobacteria, Synechococcales)

FIGURE 2. Phylogenetic tree of the Synechococcus-like cyanobacteria and other reference taxa from orders Chroococcales and Oscillatoriales based on 16S rRNA using maximum likelihood topology. The bootstrap support values are at the nodes in order – maximum likelihood, neighbour joining, maximum parsimony. Only values higher than 50% are presented, asterisk represents 99 and 100% bootstrap value. Studied strain is printed in bold and arrows represent polyphyletic lineages of the polyphyletic genus Synechococcus sensu lato.

FIGURE 4 in Morphological and molecular studies of Neosynechococcus sphagnicola, gen. et sp. nov. (Cyanobacteria, Synechococcales)

FIGURE 4. Phylogenetic analysis based on complete sequence of the rbcL gene of the closest relatives identified by BLAST. It is based on maximum likelihood topology and support values at the nodes are in following order: maximum likelihood, neighbour joining, maximum parsimony. Studied strain is printed in bold.

FIGURE 3 in Morphological and molecular studies of Neosynechococcus sphagnicola, gen. et sp. nov. (Cyanobacteria, Synechococcales)

FIGURE 3. Phylogenetic analysis based on complete sequence of the 16S-23S ITS region of the closest relatives identified by BLAST and available sequences of Leptolyngbya and Synechococcus It is based on maximum likelihood topology and support values at the nodes are in following order: maximum likelihood, neighbour joining, maximum parsimony. Studied strain is printed in bold.

FIGURE 1 in Morphological and molecular studies of Neosynechococcus sphagnicola, gen. et sp. nov. (Cyanobacteria, Synechococcales)

FIGURE 1. Morphological variability of Neosynechococcus sphagnicola. A–B. Population living inside Sphagnum sp. hyalocytes, + pseudofilament formation, arrow shows formation of the cell wall invagination. C–D. TEM (cross-sections), * parietal arrangement of thylakoids, ** granule of polyhydroxybutyrate, *** invaginations of cell wall, X polyphosphate body, XX cyanophycin granule, arrow shows cyanophycean starch. E–F. Microphotograph of N. sphagnicola strain. F. Extremely elongated cells. G. Line drawings showing cell differentiation and pseudofilament formation of N. sphagnicola. Scale bars: 5 µm (A, B, E–G), 2 µm (C), 1 µm (D).

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FIGURE 1 in Pinocchia daecheonga sp. nov. (Synechococcales, Cyanobacteria) isolated from a Daecheong Lake in Geum River, Republic of Korea

FIGURE 1. Map showing site in the Daecheong Lake in Geum River, Republic of Korea. (A) The red circle is a sample site, and (B) the habitat view of a collection site.