Page 113 - My FlipBook

Ill f
appearances and also mentioned his having met with two
grinders joined together, and a supernumerary tooth like-
wise connected with them.* However I do not think it ne-:
cessary to dwell on this subject, particularly as it is a subject
of curiosity more than of importance.
Mr. James Gardette of this city has mentioned to me hav-
ing seen and extracted a considerable number of supernum-
erary teeth, situated in different parts of the jaw. I have
met with one instance of this kind ; the tooth was situated on
the outside of the dens sapientia, was small, round, and had
but one fang. Mr. Gardette mentioned to me that he had
seen complete and perfect supernumerary bicuspid teeth, sit-
uated in apposition to and on the inside of the natural and
perfect bicuspids.

SECTION VII.

OP THE IRREGULARITY OF THE TEETH.

During the shedding of the teeth there are several circum-
stances which prevent the permanent teeth from acquiring a
regular position, and often give rise to very great irregularity
in their arrangement.
The most frequent cause is a want of simultaneous action
between the increase of the permanent teeth and the de-
crease of the temporary ones, by the absorption of their
fangs. It rarely happens that so much of the fang of a tem-
porary tooth is absorbed as to permit its removal by the
ef-
forts of the cliild, before the permanent tooth is ready to

Tom. 11, Flanche 27, Fig. 16. f Fox, Part First, pages 45 to 51.