order Lobata

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Definition

Noun: - A taxonomic order of ctenophores (comb jellies): "order Lobata" refers to a specific biological order within the phylum Ctenophora. Its members are characterized by having prominent oral lobes and a body that is compressed in the vertical plane.

Usage
  • The term "order Lobata" is used in scientific and zoological contexts to classify and discuss a specific group of ctenophores.
  • It is typically used with a singular verb when referring to the taxonomic group as a single entity.
Examples
  • Mnemiopsis leidyi.
Advanced Usage
  • Taxonomic Hierarchy: The term is used within the formal biological classification system.
    • The phylum Ctenophora is divided into several classes, one of which contains the order Lobata.
Variants and Related Words
  • Lobate (adj): Having lobes or a lobed shape. This adjective describes the physical characteristic that gives the order its name.
    • The lobate body plan is a defining feature.
  • Lobate ctenophore (n): A common name for organisms within this order.
    • We observed a lobate ctenophore drifting near the surface.
Synonyms
  • Lobate order: A less formal synonym referencing the same taxonomic group.
  • Ctenophore order Lobata: A more explicit synonym that includes the phylum name for clarity.
Notes on Meaning

The definition provided specifies key morphological traits: 1. Tentacles only in the immature stage: Adult specimens typically lack the long tentacles found in other ctenophore orders. 2. Body compressed vertically: The body is flattened from top to bottom. 3. Two large oral lobes: These are fleshy extensions used for feeding. 4. Four pointed processes: These are often auricles or other projections near the body's extremities.

Noun
  1. ctenophore having tentacles only in the immature stage; body compressed vertically having two large oral lobes and four pointed processes

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