BLAKE — THE CRAJsIA OF A>TCIE]S'T RACES. 213 



cranium precludes any observation on the form of the occiput or the 

 length of the sphenoido-parietal suture. 



East Ham (Valley of Thames) . — Mr. Cresy, at the meeting of the 

 Geologists' Association on April 7, 1862, exhibited this skull, as well 

 as two others, of supposed less geological antiquity. The conditions 



Fig. 10. — Human skull from East Ham (scale ^ linear). 



under which it was found were detailed by him. The " skull was 

 found in excavating for the foundations of the Northern Outfall 

 Sewer, in East Ham Marshes, at a depth of fifteen feet below the 

 surface, the strata being — 



2 feet grass and mould. 

 5 „ yellow clay. 



5 „ peat. 



3 „ sand and gravel in which it was found. 

 15 feet." 



With it were discovered two "celts" chipped on the surface, ex- 

 cepting the trenchant edges, which were ground, and the lower jaw 

 of a cetacean animal, which will form the subject of future remarks 

 by Mr. Cresy. Having had the opportunity, through the kindness 

 of Mr. Mackie, of examining this skull, I give the following table of 

 measurements, taken with tape and rule in the ordinary manner: 



Inches. 



Longitudinal diameter from between supraorbitals to 

 inion ......... 6|- 



