64 
MR. W. K. PARKER OK THE STRUCTURE AND 
List of Abbreviations. 
The Roman figures indicate nerves or their foramina. 
a. 
Articulation. 
ale. 
Aliethmoid. 
al.n. 
Alinasal. 
al.sp. 
Alisphenoid. 
al.s. 
Aliseptal. 
ar. 
Articulare. 
ar.c. 
Articular condyle. 
a.s.c. 
Anterior semicircular canal. 
a.ty. 
Annulus tympanicus. 
au. 
Auditory capsule. 
a.v. 
Anterior velum. 
b.br. 
Basi-branchial. 
b.br.l. 
Basi-branchial lobe. 
Kh.br. 
Basi-hyobranchial. 
b.hy. 
Basi-hyal. 
b.o. 
Basioccipital. 
br.p. 
Branchial pouch. 
br.r. 
Branchial rays. 
c.br. 
Ce rato - branch ial. 
c.liy. 
Cerato-hyal. 
cl 
Visceral cleft. 
CO. 
Columella. 
c.pd. 
Condyle of the pedicle. 
c.tr. 
Cornu trabeculae. 
d. 
Dentary. 
ediy. 
Epi-hyal. 
e.n. 
External nostril. 
e.o. 
Ex-occipital. 
ep. 
Epiotic. 
e.pa. 
Ethmo-palatine. 
e.st. 
Extra-stapedial. 
eth. 
Ethmoid. 
eu. 
Eustachian pouch. 
ex.br. 
Extra-branchial. 
ex.Ivy. 
Extra-hyal. 
f 
Frontal. 
fm. 
Foramen magnum. 
A 
Fontanelle. 
fo. 
Fenestra ovalis. 
fp- 
Fronto-parietal: 
fty- 
Floor of tympanum. 
h. 
Heart. 
h.br. 
Hyo-branchial. 
b.hy. 
Hypo-hyal. 
h.s.c. 
Horizontal semicircular canal. 
h.s.l. 
Hyo-suspensorial ligament. 
hy.c. 
Hyoid condyle. 
h yf 
Facet for hyoid. 
i.n. 
Internal nostril. 
i.sp. 
Inter-suspensorial. 
i.st. 
Inter-stapedial. 
i. tr. 
Intertrabecula. 
iv. 
Investing mass. 
1 . 
Lacrymal. 
1 , 1 . 
Lower labial. 
If- 
Labial fontanelle. 
l.v. 
Lower velum. 
lx. 
Larynx. 
mk. 
Meckel’s cartilage. 
m.mk. 
Mento-Meckelian. 
ms.pg. 
Mesopterygoid. 
m.st. 
Mesostapedial. 
mt.pg. 
Metapterygoid. 
m.ty. 
Membrana tympani. 
mx. 
Maxillary. 
n. 
Nasal. 
na. 
Nasal capsule. 
nc. 
N otochord. 
n.f. 
Nasal floor. 
n.n. 
Nasal nerve. 
n.p. 
Nasal passage. 
n.px. 
Nasal process of premaxillary. 
n. r. 
Nasal roof. 
n.w. 
Nasal wall. 
