• synonyms

type genus

noun Biology.
  1. the genus that is formally held to be typical of the family or other higher group to which it belongs.
Show More

Origin of type genus

First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for type genus

Historical Examples

  • The type-genus Cladonema (fig. 20) is a common British form.

    Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 2


type genus in Science

type genus

  1. The taxonomic genus that is designated as representative of the family to which it belongs. The type genus is usually the first genus in the family to be named, or the genus that is considered most important. Families are named after type genera. For example, the dinosaur Tyrannosaurus is the type genus for the family Tyrannosauridae.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.