Definition

Noun: 1. The type genus of the family Cancridae: This is the genus that serves as the reference point for the biological family Cancridae, which includes certain true crabs. The genus Cancer is the central, defining genus for this family.

Usage

• This term is used in scientific taxonomy (biological classification) to specifically refer to the genus that is the standard for the crab family Cancridae.
• It is a formal, technical term used primarily in zoological and marine biology contexts.

Examples

• Noun:
  • The genus Cancer includes several well-known species of edible crabs.
  • In taxonomic studies, genus Cancer is critically examined as the type genus for Cancridae.

Advanced Usage

• As a taxonomic reference: The concept of a "type genus" is fundamental in biological nomenclature. When referring to , one is often discussing the defining characteristics that link all members of the family Cancridae.
  • The classification of new crab species often involves comparing their traits to those of the genus Cancer.

Variants and Related Words

• Cancer (genus): The more common way to refer to this genus without the word "genus," though in strict scientific writing, "genus " or "" (italicized) is used.
• Cancridae: The family for which is the type genus.
• Type genus: A general taxonomic term for the genus that defines a family.

Synonyms

• Type genus of Cancridae: This is a descriptive synonym, as it defines the term's specific role in taxonomy.

Notes on Meaning

• This term has a single, highly specific meaning in scientific classification. It should not be confused with the common word "cancer" (the disease) or the astrological sign "Cancer." The context will always be biological taxonomy.

Noun

1. type genus of the family Cancridae