CONTENTS OF PART I. 
Page. 
Classification of the Paleozoic terranes of Aroostook County 21 
Paleozoic faunas already reported from Maine and bordering regions 27 
Localities in Maine 27 
Waterville 28 
Machiasport 28 
Lubec lead mines 28 
Davis Point 28 
Pembroke 29 
Parlin Pond and Moosehead Lake 30 
Seboois River to Presque Isle 30 
Perry 31 
Square Lake 31 
Telos Lake 33 
Cobscook Bay series 34 
Orange or Whiting Bay 34 
Dents Point 34 
Dennysville 35 
Moose Island 35 
North Haven series of Penobscot Bay 35 
Localities in Canada 37 
Campbell River, Victoria, New Brunswick 37 
Saint Helens Island, near Montreal, Canada 37 
Gaspe series 39 
Arisaig, Nova Scotia 40 
Some additional faunas closely allied to Maine Paleozoic faunas 42 
Oriskany of Becraft Mountain, New York 42 
Baileys Landing, Perry County, Missouri 43 
Clear Creek, Union County, Illinois 43 
Jonesboro, Union County, Illinois 43 
New Paleozoic faunas from Aroostook and Somerset counties, Maine 44 
Aroostook limestone 44 
Graptolite shales 45 
Sheridan sandstone 47 
Sheridan Plantation 47 
New Sweden 48 
Drift bowlders 48 
Ashland shales 49 
Ashland Village 49 
Winslow farm 50 
Ashland limestone 52 
Ashland Village 53 
Ashland, Gilman farm 53 
Ashland, Winslow farm 53 
Bull. 165 2 17 
