252 



MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. 



Variation, 13.88. Theoretical mean of variation, 53.99. Skulls nearest to mean, H. 1 and H. 

 15. Average, 52.48. 



Excluding H. 27 and H. 14 the variation is 9.27, the mean 51.69, the skull nearest the mean 

 H. 3, and the average 51.85. 



Table XXXIII. — Seriation of 27 U2>2>er facidl indices accordiiu/ to KoUmann. — Salado. 



Maximum of frequency, 53. 



Table XXXIV. — Ordination of 44 Gernum j^rofiJe angles. 



Variation, 13°. Theoretical mean, 82° 30'. Skulls nearest to mean, H. 20 and H. 46. Aver- 

 age, 83° 25'. Skulls nearest to average, H. 24, H. 40, H. 49. 



Table XXXV. — Seriation of 44 German profile am/les. — Salado. 



Maximum of frequency, 84°. 



