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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.
Origin
1830-1840
1830-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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type genera in Science
type genus
  (tīp)   
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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