Satles. — The Squaatixm Tillite. 



PLATE 3. 



Pleistocene pebble showing wide striae. 



Found by Prof. J. B. Woodworth at Pondville, Mass., in washed gravel 

 one hundred and fifty feet from an ice-front; shows the faintness of the 

 grooves and the wide type of striation; compare Plate 2. Natural size. 



