Hystricomorpha

plural noun

Hys·​tri·​co·​mor·​pha

: a suborder of Rodentia comprising forms distinguished by zygomatic arch in which the jugal bone forms the center block and including porcupines, guinea pigs, chinchillas, and many others

hystricomorphic

¦⸗⸗⸗¦mȯrfik

adjective

or hystricomorphous

-fəs

Word History

Etymology

New Latin, from Hystric-, Hystrix + -morpha

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