94 GLOSSARY. 
Fossa (L. fossa, a ditch).—A small cavity or depression 
in a bone. 
Frontal (L. frovs, frontis, the forehead).—A bone of 
the skull relating to the region of the fore- 
head. 
Furculum (L. fzrca, a fork)—A _ bone in birds formed 
by the united clavicles, and which is some- 
what V-shaped. 
Ginglyform (Gr. e7zglumos, a hinge).—Hinge-like. 
Ginglymus.— Applied to joints which allow motion 
in two directions only, as the joint of the 
elbow. 
Glabella (L. ¢/abra, smooth)—An eminence between, 
and connecting together, the two superciliary 
ridges ; sometimes termed nasal eminence. 
Glenoid fossa (Gr. gene, a socket; ezdos, shape).— 
The cavity in the scapula an’ which the 
head of the humerus articulates. 
Gomphosis.— The articulation of a tooth with its 
socket. 
Hemal arch (Gr. Zaza, blood).—Applied to the arch 
under the vertebral column, which encloses 
and protects blood vessels. 
Hemapophyses (Gr. “azma, blood ; apophuo, | grow 
from).—Processes of the vertebree which form 
the hzmal arch. 
Hallux (L. “allus, the great toe)—The first digit of 
tne spes: 
Hamulus lachrymalis (L. Zamulus, a little hook),— 
The hook-like process of the lachrymal bone. 
