Definition of "superfamily" []

• A taxonomic category of related organisms ranking below an order or its subdivisions and above a family. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• ""Though members of order Lagomorpha can resemble rodents (order Rodentia), and were classified as a superfamily in that order until the early twentieth century, they have since been considered a separate order.""
• "Though these mammals can resemble rodents order Rodentia, and were classified as a superfamily in that order until the early twentieth century, they have since been considered a separate order."
• "(Crocodiles are part of the Crocodyloidea superfamily, whereas alligators and caimans are part of Alligatoroidea)."