premaxilla
[pree-mak-sil-uh]
- one of a pair of bones of the upper jaw of vertebrates, situated in front of and between the maxillary bones.
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Origin of premaxilla
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for premaxilla
Historical Examples
Length of premaxilla less than two-and-a-half times that of the basis cranii.
Extinct BirdsWalter Rothschild
The premaxilla is rudimentary and loosely attached to the maxilla.
Beneath the naris the maxilla extends as a broad tapering shelf, the ventral surface of which articulates with the premaxilla.
Two New Pelycosaurs from the Lower Permian of OklahomaRichard C. Fox
The premaxilla is very small; the zygomatic arch is imperfect, and does not reach the squamosal behind.
The Cambridge Natural History, Vol X., MammaliaFrank Evers Beddard
The small lacrimal bone anterior to the plate articulates with the maxilla and the premaxilla.
Phylogeny of the Waxwings and Allied BirdsM. Dale Arvey
premaxilla
- either of two bones situated in the upper jaw between the maxillary bones
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
premaxilla
(prē′măk-sĭl′ə)- Either of two bones located in front of and between the maxillary bones in the upper jaw of vertebrates.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.