Definition

1. Noun:
   • A taxonomic class of mollusks: "Class Gasteropoda" is the scientific name for a large and diverse class of mollusks, commonly known as gastropods. This class includes snails, slugs, and similar soft-bodied animals, most of which have a muscular foot for locomotion and, in many cases, a coiled shell.

Usage Examples

• Noun:
  • The class Gasteropoda is one of the most successful groups of mollusks.
  • Marine biologists study the evolution of the class Gasteropoda.
  • Snails, belonging to the class Gasteropoda, are found in both land and water habitats.

Advanced Usage

• In scientific taxonomy: The term is used in formal biological classification to group all gastropods together based on shared anatomical and genetic characteristics.
  • The fossil record provides evidence for the early diversification of the class Gasteropoda.

Variants and Related Words

• Gastropoda (n): The modern, more commonly used spelling for the same taxonomic class. "Gasteropoda" is an older variant.
  • The class Gastropoda includes over 65,000 living species.
• Gastropod (n): A common name for any member of this class.
  • A garden snail is a familiar type of gastropod.

Synonyms

• Univalves (n, historical/less common): Refers to gastropods with a single, often coiled, shell. This term is not entirely accurate as many gastropods (like slugs) lack shells.
• Snails and slugs (common names): Informal terms for prominent members of this class.

Notes on Meaning

• The spelling "Gasteropoda" is an older form. In modern scientific literature, the spelling Gastropoda is standard. Both refer to the same biological class. The word derives from Greek, meaning "stomach-foot," referring to the animal's broad, flat foot which appears to be under its stomach.

Noun

1. snails and slugs and their relatives