12 



FRANK E. BEDDARD 



dovelupincnt of the tooth series of tlie upper jaw is to be seen 

 ill Text-fig. 8, which is the third of the present series. Here 

 we have a dental lamina with tt'rniinal tooth swelling shaped — ■ 

 as in the last — iimcli as a tobacco pipe, the ' bowl ' being 



Text-fig. 7. 



/7 



\-ljv. 



A stage farther than that represented in Text-fig. 6. The tooth 

 rudiment, instead of behig a straight contmuation of the dental 

 lamina, is slightly bent to Imgual side. 



turned inwards (lingually) at right angles to the ' stem '. 

 But there is here a further addition. There are two shght 

 processes upon the labial side which are very short but evidently 

 correspond to the more highly developed processes Avhose 



