Rhodophyta


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Rhodophyta

members of the Thallophyta division Rhodophyta, in which the chlorophyll is masked by PHYCOERYTHRIN. Rhodophytes vary from filamentous forms to those with an extensive thallus, and have gametes that are nonmotile.
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Larvicidal effects of aqueous extract of six species of Rhodophyta: The larvicidal effects of aqueous extracts of six species of Rhodophyta have been examined.
Rhodophyta, Chlorophyta and Ochrophyta (Phaeophyceae) richness found in Zihuatanejo Bay corresponds with reports from tropical regions (Tribollet et al.
Background and Aims: The knowledge of the phycoflora in the state of Tabasco is scarce, with 38 records of Rhodophyta, seven of Ochrophyta, and only five of Chlorophyta.
But this supports the hypothesis that the common ancestor of Rhodophyta was itself an extremophile, occurring in acidic hot springs as do present-day Cyanidiophyceae.
Rhodophyta Boulder Narwhal Endeavor Svalbard Patch Island Ahnfeltiaplicata (G.
Se documenta un total de 466 especies (Tabla 1): 172 Rhodophyta (la mayoria Florideophyceae: 120 taxa), 114 Chlorophyta (la mayoria Ulvophyceae: 105 taxa), 99 Bacillariophyta (la mayoria Bacillariophyceae: 85 taxa), 42 Ochrophyta (la mayoria Phaeophyceae: 40 taxa), 30 Dinophyta (la mayoria Prorocentrales: 14 taxa), 6 Euglenophyta y 3 Cyanoprokaryota.
Los carragenanos son polisacaridos de alto valor comercial presentes en las paredes celulares y espacios intercelulares de Rhodophyta que pertenecen a la Gigartinales (McCandless, 1979.
Algaes: Three species of common algaes were found in all the stations, two belonging to the Rhodophyta (Laurencia papillosa and, Polysoma sp.
El ensamblaje fitoplanctonico en la cienaga de Ayapel (tabla 4 y figura 4) estuvo compuesto por 74 morfoespecies pertenecientes a siete divisiones: Chlorophyceae (31 morfoespecies), Cyanobacteria (17 morfoespecies), Bacillariophyceae (12 morfoespecies), Euglenophyta y Zygnemophyceae (5 morfoespecies cada una), Xantophyceae (2 morfoespecies) y Rhodophyta y Dynophyta (1 morfoespecie cada una).
Thirty-six species were collected during this study, twenty-two of which were Rhodophyta.