Till drumlins, notably abundant on the lowland about Boston and the highland near Spencer; morainic hills, extending, e.g.
Glacial gravels are well seen near Antrim town, and as drumlins between Ballymena and Ballycastle.
Corner of the state) and lenticular hills, or drumlins, but having a general S.E.
High, half a mile or a mile long, with axes parallel to the direction of the ice motion as indicated by striae on the underlying rock floor; these hills are known by the Irish name, drumlins, used for similar hills in north-western Ireland.
The most remarkable groups of drumlins occur in western New York, where their number is estimated at over 6000, and in southern Wisconsin, where it is placed at 5000.
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