18 ] 
m 
This Mufcle fends off, from its lower Part between 
the Eyes, a narrow Mufcle (which Dr. ^Douglas calk 
an Elongation), that paffes over the Bones of the 
Nolc, as far downward as the End of the cartilagi- 
nous Part, where its Fibres run off on each Side, and 
end in the Skin above the Mufculus Naji propriusx 
The Office of the Occipito-Frontalis is to pull the 
Skin of the Head backward, drawing up the Eye- 
brows, whereby the Skin of the Forehead is wrinkled. 
The Power of moving =this Mufcle is much greater 
in fome than in others, fo as to be able to lhake off 
their Caps ; and the fame may be faid of the Mufcles 
of the outer Ear ; for Nature defign’d ftrong Motions 
to all thefe Parts, if the Manner of binding up In- 
fants Heads did not deprive them of their natural 
Aftions, fo as to leave them in almoft paralytic 
State. 
XIII. 
Observation. 
Although the occipital and frontal Portions of the 
laft deferibed Mufcle are by Mr. Cowper accounted a 
Continuation of each other, yet he confeffes he fol- 
lows the Cuftom of other Authors, by calling the 
Fore Part the frontal Mufcle, and giving the Name 
Occipito frontalis to thepofterior Portion only; con- 
tinuing the two Names, in order as much as poffible to 
avoid Innovation, whereby he makes fome Confufion 
of Names. However, although they are really but 
one 
