Physical Features of Michigan. 37 
westerly slopes are deeply furrowed by the streams issuing at 
right angles with its main trend. 
The northern lobe of the peninsula is divided primarily by 
the deep valley of the Manistee and Sable Rivers, flowing south- 
westerly and southeasterly into their respective lakes. The 
southern division is deeply indented by the basin which holds 
Houghton and Higgins Lakes. The former has an elevation of 
The northern division of the northern lobe of the peninsula, 
the southeastern watershed stretches 200 miles from northeast 
to southwest (euroboreally), and the central watershed, 80 miles 
in the same direction; while the Grand-Saginaw Valley lies in 
the midst of the intervening region. To this direction conforms 
the trend of the water-courses from Lake Huron to Lake Ene, 
the axes of Saginaw and Green Bays, and Great and Little Bay 
de Noquet, as well as the northern reach of Lake Michigan. 
Along the same diagonal lie the valley of the Manistee, Muske- 
gon, White and Crockery Rivers, as well as large portions of the 
valleys of the Pine, Salt, Shiawassee, Cass, lint and many 
smaller streams. 
n the northwest and southeast (euronotal) direction lie Thun- 
der Bay and the valleys of the Kalamazoo, Little Manistee, Pine, 
uth Branch of Pére Marquette, Sable, Rifle, Tittabawassee, 
Belle, Clinton, Huron and many smaller streams. Even streams 
* As our language does not supply the terms for the convenient and brief ex- 
to 8 
Pression of some of the following ideas, we venture t+ afew new terms. 
Lines lying in rection inal points of pass, may be de- 
cardinal, or cardinals; those lying in the angles between the cardinals 
May be diago - nals, the north-south one 
as 
7 calle “ e two cardi 
a be designated the inerdaional and the east-west one, the éransmer a Of 
it ” e northwest-southeast one may be called ewronotal (from “ Euro- 
“Bar @ southeast wind), and_the northeast-southwest one, ewroboreal from 
urus,” an east wind, and “Boreas,” the north wind). These terms may be . 
used both adjectively and substantively. 
