152 



DR. W. G. RIDEWOOD ON THE 



[Jan. 19, 



As a matter of fact, the figures explain themselves so well that 

 only a very brief description of them is necessary. The first plane 



Text-fig. 5. 



■rrV^'^^^^'^-^..,^ 



XSCtl 



Outline sketcli of a fsection through the nasal region, taken in the direction of the 

 line 1 in text-iig. 4. One-third (linear) of the natural size. 



Text-fip-. 6. 



lac/i. 



nasaf . 

 cav. 



front 



VCLC. 



nmal 



prelurh 



Aurlj. 



Tnajc. 

 inc 



J ^ molar 



''■■A;>y '" pftf . 



Outline sketch of the view, looking forwards, of the skull cut through the pre- 

 lachrymal vacuity in the direction of the line 3 in text-tig. 4. One-third (linear) 

 of the natural size. 



of section, indicated by line 1 in text-fig. 4 (p. 151), passes near 1}^ 

 transversely through the nasal region of the skull, slightly in 



