The quadrate bone is a skull bone in most tetrapods, including amphibians, sauropsids (reptiles, birds), and early synapsids. In most tetrapods, the quadrate bone connects to the …

…thin plate of bone (the quadrate bone) that was once a part of the skull but that has become largely detached and is held loosely in place by ligaments. It lies beneath the surface of the …

We describe the morphological diversity of the quadrate bone in squamate reptiles, using both qualitative and quantitative methods. We found that ecology (especially fossorial) and the loss …

The quadrate bone is a skull bone in most tetrapods, including amphibians, sauropsids, and early synapsids.

Study with Quizlet and memorize flashcards containing terms like This fossil snake and this living rat both have a structure in their skull called the quadrate bone. What best explains why both …

The quadrate bone is almost always movable upon the skull, articulating with the prootic, alisphenoid, and squamosal, by a single, or double, head. The distal head articulates with the …

May 4, 2014 · Here we propose a revised nomenclature of the quadrate bone and a corresponding set of abbreviations that provide a standard set of terms for describing this …

Feb 19, 2025 · quadrate bone (plural quadrate bones) A bone between the base of the lower jaw and the skull in most vertebrates other than mammals. In reptiles and birds it articulates the …

Having four equal sides; square. Farlex Partner Medical Dictionary © Farlex 2012. n. 1. a. A square or cube. b. An approximately square or cubic area, space, or object. 2. Zoology A bone …

Sep 11, 2012 · The quadrate bone is not rigidly attached to the skull, but articulates with the skull at one end and is therefore freely moving. "The two mandibles are not joined at the front by a...