4i8 
BULLETIN OF THE BUREAU OF FISHERIES. 
NEW YORK. 
Bath. — ChemuTig formation. Devonian age. 
Buffalo. — Salina formation, Silurian age, and Onondaga limestone and Hamilton shale, Devonian 
age. 
Caledonia. — Onondaga limestone and Oriskany sandstone, Devonian age; Salina shale, Silurian age. 
Cape Vincent. — Trenton limestone. Ordovician age. 
Chautauqua Lake. — Chemung formation. Devonian age. 
Cold Spring Harbor. — Glacial gravel and sand. Quaternary age. 
Constantia. — Medina sandstone. Silurian age. 
Margaretville.— Catskill formation. Devonian age. 
Old Forge. — Mica gneiss. Archean age. 
Saranac Lake. — Granite, gabbro, gneiss, and schist. Archean age. 
NORTH CAROLINA. 
Edenton. — .Sand and clay. QuaternaiA^ age. 
OHIO. 
Put-in Bay. — Lower Helderberg limestone. Devonian age. 
OREGON. 
Clackamas. — Volcanic breccia; probably Tertiary age. 
Cazadero. — Volcanic breccia; probably Tertiary age. 
Willamette River. — Flood plain sand and clay, Quaternary age; Sandstone, Eocene age. 
Rogue River. — Formation unknown. 
PENNSYLVANIA. 
Bellefonte. — Trenton limestone. Ordovician age. 
Freeland. — Coal measure sandstone and shale. Carboniferous age. 
Weissport. — Hamilton shale. Devonian age. 
Spruce Creek. — Trenton limestone. Ordovician age. 
SOUTH DAKOTA. 
Spearfish. — Spearfish formation. Triassic age. 
TENNESSEE- 
Erwin.— Honaker limestone. Cambrian age. 
TEXAS. 
San Marcos. — Del Rio formation. Cretaceous age. 
UTAH. 
Provo Valley. — Mesozoic rocks; mainly shales of Mesozoic age. 
VERMONT. 
Groton. — West part of town in granite. Age unknown. East part in mica slate; probably Ordovic- 
ian age. 
Sharon. — Mica schist; probably Ordovician age. 
St. Johnsbury. — Mica schist; probable Ordovician age, with much glacial gravel of Quaternary age. 
Swanton. — Trenton limestone. Ordovician age. 
VIRGINIA. 
Wytheville. — Shaly limestone. Cambrian age. 
