Definition

1. Noun:
   • A family of oceanic tunicates: "Doliolidae" is the scientific name for a family of small, gelatinous, barrel-shaped marine animals belonging to the class Thaliacea. These are free-swimming tunicates found in the open ocean.

Usage

• The term "Doliolidae" is used almost exclusively in formal scientific contexts, such as marine biology, zoology, and oceanography, to classify and discuss these specific organisms.
• It functions as a proper noun (the family name) and is typically used with a singular verb when referring to the taxonomic group as a whole.

Examples

• Scientific Description:
  • The Doliolidae is known for its complex life cycle, which includes both solitary and colonial stages.
  • Researchers collected several specimens belonging to the family Doliolidae during the oceanographic expedition.

Advanced Usage

• Taxonomic Context: In scientific literature, the name is often placed in italics ( ) following convention for biological family names.
  • The phylogenetic study focused on the relationship between Doliolidae and other thaliacean families.

Variants and Related Words

• Doliolid (noun/adjective): A common name for an individual organism belonging to the Doliolidae family; also used as an adjective.

  • The doliolid's transparent body makes it difficult to spot in the water.
  • They observed doliolid blooms in the study area.

• Thaliacea (noun): The class to which the Doliolidae family belongs, encompassing all pelagic tunicates like salps and pyrosomes.

Synonyms

• Barrel tunicates: A descriptive common name referring to the body shape of these organisms.
• Oceanic tunicates: A broader descriptive term that accurately defines the group.

Notes on Meaning

• The word "Doliolidae" has a single, precise meaning in scientific taxonomy. It does not have different everyday meanings, idioms, or phrasal verbs associated with it. Its usage is technical and specific to the field of marine biology.

Noun

1. oceanic tunicates