class Xanthophyceae

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Definition
  1. Noun:
    • A class of yellow-green algae: "Class Xanthophyceae" is the scientific taxonomic classification for a group of algae commonly known as yellow-green algae. These are primarily freshwater organisms characterized by their yellow-green chloroplasts, which contain specific pigments like chlorophylls a and c, and a lack of fucoxanthin (the brown pigment found in brown algae).
Usage Examples
  • Noun:
    • The pond water sample revealed a diverse population, including members of the class Xanthophyceae.
    • Class Xanthophyceae is distinguished from other algal classes by its unique pigment composition and storage products.
Advanced Usage
  • In taxonomic hierarchy: Used in scientific literature to place organisms within the biological classification system (Kingdom, Phylum, Class, Order, etc.).
    • The organism was definitively assigned to the class Xanthophyceae based on ultrastructural analysis of its plastids.
Variants and Related Words
  • Xanthophycean (adj): Pertaining to or characteristic of the class Xanthophyceae.
    • The xanthophycean cell wall structure is of interest to phycologists.
  • Yellow-green algae (n, common name): The informal, non-scientific name for organisms in this class.
    • Yellow-green algae are often found in quiet freshwater habitats.
Synonyms
  • Yellow-green algae: The common name for the group.
  • Tribophyceae: An older, synonymous taxonomic name for the same class.
Related Terms (Scientific Context)
  • Chrysophyceae (class): The class of golden algae, a related but distinct group.
  • Chlorophyll c: A type of chlorophyll pigment present in Xanthophyceae.
  • Vaucheria (genus): A well-known genus within the class Xanthophyceae.
Noun
  1. yellow-green algae

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