Definition

1. Noun:
   • A taxonomic family of marine gastropod mollusks: "Family Fissurellidae" is the scientific name for a family of sea snails commonly known as keyhole limpets or slit limpets. They are characterized by a shell with a hole (keyhole) or slit at the apex.

Usage Examples

• Noun:
  • The Family Fissurellidae includes many species found in intertidal zones.
  • A biologist specialized in studying members of the Family Fissurellidae.

Advanced Usage

• In taxonomic hierarchy: Used in scientific literature to classify and discuss this specific group within the order Lepetellida.
  • The specimen was definitively placed within the Family Fissurellidae based on its apical aperture.

Variants and Related Words

• Fissurellid (noun/adjective): A member of the Family Fissurellidae; pertaining to this family.

  • The fissurellid limpet clung to the rocky surface.

• Keyhole limpet (noun): The common name for many species in this family.

• Slit limpet (noun): Another common name for species in this family, referring to the shell's morphology.

Synonyms

• Keyhole limpets (common name)
• Slit limpets (common name)

Related Terms (Scientific Context)

• Marine limpet: A general term for various families of limpets living in the ocean; Family Fissurellidae is one such family.
• Gastropod: The larger class of mollusks to which this family belongs.

Noun

1. marine limpets