234 



Scientific Proceedings^ Royal Dublin Society, 



Table II. — Measukements of Skulls 



Ightham 

 Fossil. 



L. var. hiberiiicus. 

 British Museum. 



1. Basal length, ,, 



2. Extreme length, 



3. Zygomatic breadth, 



i. "Width of hraincase midway between ear and zygoma, 



5. Distance between anterior border of foramen magnum 



and plane of posterior edges of m. 3. 



6. Least width of f rentals behind superciliary processes, 



7. Extreme width of frontals across superciliary pro- 



cesses, 



8. "Width of nasals at point where frontal, nasal, and 



premaxUlary come in contact. 



9. Vertical diameter of malar, 



10. Length of diasteme, 



11. Alveolar length of malar series, 



12. Width between inner edges of m. 3, 



13. "Width between inner edges of p. 3, 



14. Width between outer edges of alveolar walls between 

 m. 1 and p. 1. 



100 

 124 

 61-0 

 42'3 

 38-8 

 19-9 

 45-2 

 24-5 

 r2'05 

 35-7 

 23-0 

 21-0 

 17-7 

 34-9 



32-9 

 23-2 

 21-4 

 17-3 

 34-4 



100 

 126-6 

 68-5 



38-3 

 26-2 

 11-5 

 37'1 

 22-4 



100 

 124-5 

 61-0 

 42-2 

 37-7 

 17-6 

 43-0 

 26-6 

 9-88 

 35-4 

 23-5 

 20-25 

 16-95 

 34-8 



100 



124 



59-9 



42-3 



38-5 



21-6 



42-6 



27-2 



12-7 



34-0 



24-0 



21-4 



15-7 



37-1 



100 

 124 

 60-3 

 42-3 

 38-0 

 20-0 

 43-9 

 24-5 

 11-5 

 35-6 

 23-9 

 21-0 

 17-5 

 35-4 



100 

 123-5 

 60-6 

 44-4 

 390 

 22-3 



24-8 

 10-75 

 33-6 

 23-5 

 21-0 

 17-2 

 36-3 



100 



124 



63-0 



44-0 



38-7 



24-7 



45-9 



27-5 



11-0 



34-4 



24-5 



21-0 



16-8 



36-1 



