54 ANIMAL DKN'riSTKY. 



Lateral Incisors — l'".ni])t at four niontlis and arc shed at 

 tlircc }-cars. 



Corner Incisors — l^-upt at birth and are shed at six 

 months. 



Canines — Erupt at l)irth and are shed at one year (The 

 temporary canines of the pi": are common to both sexes, l)ut 

 are more prominent in the n.iale). 



First Molar — Tlic tirst molar of the hoi;- has no temporary 

 predecessor. 



Second and Third Molars — Irrupt at birth and are shed 

 at two \-ears. 



Fourth Molar — Erupts at six months and is sh.ed at two 

 years. 



THE DOG. 



Central Incisors — I'^rui)t at four weeks and are shed at 

 four montlis. 



Lateral Incisors — Erupt at four weeks and are shed at 

 for.r months. 



Corner Incisors — Erupt at four weeks and are shed at 

 five months. 



( The incisor teeth do not come in contact witli one an- 

 other until the ag-e of lifteen months). 



Canines — Eru]")t at four weeks and are shed at six months. 

 The}' are commcin to botli sexes. 



First Molar — There is no temporary first molar in the 

 dog. 



Second, third and fourth molars erupt at five to six weeks 

 and shed at six nu^nths. The fourth ma\- be delayed until 

 six and one-half to seven months. 



At the age of se\'en months the tem])orar\- denture (jf 

 the dog is entirely re])laced by its ])ermanent successor. 



