C 5*T ) 
Mucous matter Glutinous which is furnifhed by the 
two Pyramidal Glands ; for I take the ufe of that Mucus 
to be chiefly, if not only, to lubricate the Paflage in the 
Fagina, for the more eafy flipping of the Cartilages 
therein. 
He deferibes the Mufcles for exerting the Tongue, and 
extends them from their Infertion at the lower Beak, to 
the End of the fpringy Ligaments, as he terms what I 
call Cartilages j to which he adds another fmall Liga^ 
ment capable of Extenfion, at the End of the other 
two next the Nofe, which when the Tongue is thrufl 
out is relaxt and ftretch’d. He alfo deferibes the pair of 
Mufcles faftned to the Root of the Tongue and Os Hyoi - 
des , ferving to draw the Tongue into the Mouth: thefe he 
makes to be wound round about the dfpera Arteria once or 
twice, in which l think there is fome Miftake ; being of 
opinion the Mechanifm for this A&ion of drawing in of 
the Tongue, is different from what is here deferibed, as 
in the Explication of the Figures I fhall endeavour to fliew. 
But not to infill on all the Particularities mentioned in 
this Defcription, which, for want of more Figures to ex- 
plain the feveral Parts in fo curioufly contrived an Organ, 
is not fo clear as might bedefired ( there being but One* 
and that a wooden Cut of the Head, Tongue, Bones, 
Mufcles, 1 fhall now proceed to the Explication 
of the feveral Draughts I made, with what exadnefs 
and care I could, in 8 or io feveral Subjeds. 
F I G U R E the Firft. 
Reprefents the Head with part of tho Neck of this 
Bird, the Skin being taken off, in which, 
A. The Scull, having rwo fhallowGrouves or Channels, 
or rather one broad one with a fmallRifmg in the midft, 
on the Sinciput or Back part, from each fide of the 
$eck to the Top of the Head, where they unite into 
one 
