O bfeYVdtddrc&gemfin Dmtium. j 



dentiumprimkiadn alveolis exiftunt, &quocquoc unqjuampro- 

 deuncdences, tot funceorum femina* Sedalio piane rnodo res 

 fehabecin dencibus>quam inreliquisoiTibus» Osenim totum in 

 fuis primiciis adeft, quod candem impuifu nucrimenci & incre- 

 menti indurefck, &ad perfe&ionem pervenic. Densvsro, con- 

 ftans corcice& medulla, aiium fibi vindicac genefeos ordinem» 

 nempefemen dencis proprie eftejusfubftantia corcicalis, quse juxca 

 fibrarum curfum (dequo accurace Ciopcon Havers) comple- 

 mencura faum acquirit, Medullaris aucem fubftancia rudis efi 

 indigeftaque moles , nec aliquis fibrarum ordo in hac, perfe&o 

 jam dence, uci in aliisquidem oflibusapparec. Hinc rejicienda 

 quorundam opinio, qui pucanc % corcicem orkiab aere, dencem 

 ambienteillumque condenftnce, cum aeris condea&cio ficum fi- 

 brarumhiclociaccuracum & (emperfibi^qualem nonproducac» 

 prascerea cum pars corcicalis (uc re&e annocavic Dodtor Gagli- 

 ardus) cum medullari confticuacnon concinuum , fedconciguum 

 quid, Sed vide> quomodo formecur candem pars medullari$ 

 dencis. Satis fuperquenotum eft> ad quamlibec dencis radicem 

 tendere venam , arceriam & nervum, rria h#c incrant burfulam 

 concinencem in recens naco infance formatum corcicem* Haeq 

 burfula mihi videcur a gingivis mucuaca, fi enim a mandibulis 

 avello gingivas> fimul excraho buHulamillam cum dence Jncerina 

 corcex cocus cavuseft, in quem arceria evomic materiam ad for- 

 mandam dencis medullam apcam& conveniencem 3 qux materies f 

 implenscorcicisfimul&cociusalveoIicavicacem^aiFercfiguramra. 

 dicibus dencium pro modulo alveoli. Hx radicesantequarnatcin- 

 gunc fundumalveoli, omninqcavasfunc; (quod mepriusfefellir* 

 uciex pracedencibuspotuiftividere) fedcum in anguftum cermi- 

 nencuralveoli, eciam radicesin apicemdefinuncatquetum clau- 

 duncur> &incrinlecus accrefcunt> relidolpacio trifous di£tisvafis f 

 qux fe in corona dentis aliquancumexplicanrper membranam* 

 denciscavicacem intrinfecus fuccingencem 5 h^c aucem cavicas irt 

 coronarepericurmaxime nocabilis. Hincvidesfacile>meju$icare> 

 proprknon cfle cerminum in iplaradice, (quas eft concinuacio 

 medullarisfubftanciae) ad quem perdurecejusincremencum, uci 

 Obfcrv. Acad,N< C) CmtMI» G g m 



