Jks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1904. l7l 
lilogic formations described — Continued. 
IPasayten formation, Cretaceous, Washington, 
Smith and Calkins, 1. 
■Paso Robles formation, Neocene, California, 
Fairbanks, 2. 
'atton shale, Carboniferous, Pennsylvania, 
Butts, 2. 
'atton shale lentil of the Pocono formation, 
Carboniferous, Pennsylvania, Campbell, 4. 
'atuxent formation, Cretaceous, Atlantic 
coast region, Clark, 2. 
'awnee limestone, Carboniferous, Kansas, 
Adams, Havvorth, and Crane, 1. 
'awnee limestone, Carboniferous, Kansas, 
Beede and Rogers, 1. 
'ayette formation, Tertiary, Idaho, Lindgren 
and Drake, 2. 
'ayne formation, Carboniferous, Oklahoma, 
Kirk, 1. 
'endleton sandstone, Devonian, Indiana, 
Hopkins, 3. 
'ensauken formation, Pleistocene, New Jer- 
sey, Kiimmel and Knapp, 1. 
'escadero sandstones, Miocene, California, 
Anderson, 1. 
'eshastin formation, pre-Tertiary, Washing- 
ton, Smith (G. O. ), 1. 
Merre shale, Cretaceous, Black Hills region, 
Wyoming and Colorado, Darton, 3. 
Merre shale, Cretaceous, South Dakota, Dar- 
ton and Smith, 1. 
Merre shale, Cretaceous, South Dakota, Todd, 
4. 
Merre shale, Cretaceous, South Dakota, Todd 
and Hall, 1,2. 
Merre shale, Cretaceous, Wyoming, Darton, 1. 
Mnal schist, pre-Cambrian, Arizona, Ran- 
some,l,3,4. 
Moneer shale, Cambrian (?), Arizona, Ran- 
some, 3. 
Mqua limestone, Carboniferous, Kansas, 
Adams, Havvorth, and Crane, 1. 
Msmo formation, Neocene, California, Fair- 
banks, 2. 
Mtkin limestone, Carboniferous, Arkansas, 
Adams (G.I.), 2. 
Mtkin limestone, Carboniferous, Arkansas, 
Ulrich, 2. 
Mttsburg limestone, Carboniferous, Ohio, 
Or ton and Peppel, 1. 
Mum Point marls, Miocene, Maryland, Shat- 
tuck, 2. 
'ocono formation, Carboniferous, Pennsyl- 
vania, Butts, 2. 
'ocono sandstone, Carboniferous, Pennsyl- 
vania, Campbell, 4. 
Polk Bayou limestone, Ordovician, Arkansas, 
Adams (G. I.), 2. 
'oik Bayou limestone, Ordovician, Arkansas, 
Ulrich, 2. 
3 ort Clarence limestone, Silurian, Alaska, 
Collier, 2. 
'otomac group, Cretaceous, Atlantic coast 
region, Clark, 2. 
'otsdam formation, Cambrian, Wisconsin, 
Weidman, 3. 
Geologic formations described — Continued. 
Pottsville, Carboniferous, Appalachian re- 
gion, Stevenson (J. J.), 1. 
Pottsville, Carboniferous, Appalachian re- 
gion, White (D.), 1. 
Pottsville formation, Carboniferous, Pennsyl- 
vania, Butts, 2. 
Pottsville formation, Carboniferous, Pennsyl- 
vania, Campbell, 4. 
Pottsville formation, Carboniferous, Pennsyl- 
vania, Richardson, 1. 
Poughquag formation, New York, Eckel, 9. 
Prattsburg sandstone and shale, Devonian, 
New York, Clarke and Luther, 1. 
Pre-Kansan or Albertan, Pleistocene, Iowa, 
Beyer and Williams, 2. 
Presidio beds, Cretaceous, Texas, Udden, 1. 
Procter limestone, Cambrian, Missouri, 
Ball, 1. 
Procter limestone, Cambrian, Missouri, Ball 
and Smith, 1. 
Berea sandstone, Carboniferous, Ohio, Pros- 
ser and Cumings, 1. 
Purisima formation. Pliocene, Tertiary, Cali- 
fornia, Haehl and Arnold, 1. 
Putnam Hill limestone, Carboniferous, Ohio, 
Orton and Peppel, 1. 
Quartermaster division, Permian, Oklahoma, 
Gould, 1. 
Quinnesec schists, Archean, Michigan, Bay- 
ley, 1. 
Rancocas formation, Cretaceous, Atlantic 
coast region, Clark, 2. 
Randville dolomite, Algonkian, Michigan, 
Bayley, 1. 
Rarltan clay series, Cretaceous, New Jersey, 
Kiimmel and Knapp, 1. 
Raritan formation, Cret iceous, New Jersey, 
Knapp, 2. 
Reagan sandstone, Cambrian, Indian Terri- 
tory and Oklahoma, Taff, 7. 
Reagan sandstone, Cambrian, Oklahoma, 
Gould, 5. 
Red Beds, Permian (?), Indian Territory and 
Oklahoma, Taff, 7. 
Red Beds, Permian, Oklahoma, Gould, 1. 
Red Beds, Texas, Richardson, 2. 
Red Beds, Trias, Wyoming, Spencer (A.C.),2. 
Red Beds, Triassic, Black Hills region, Jag- 
gar, 1. 
Red Bluff bed, Tertiary, Mississippi, Casey, 2. 
Red Bluff sandstone, Permian, Oklahoma, 
Gould, 1. 
Rensselaer grit, Silurian, New York, Dale, 3. 
Rhinestreet black shale, Devonian, New 
York, Clarke and Luther, 1. 
Richmond formations, Ordovician, Indiana, 
Foerste, 3. 
Rio Grande drift, Pleistocene, Texas, Ud- 
den, 1. 
Ripley formation, Cretaceous, Mississippi, 
Logan, 2. 
Roan gneiss, Archean, North Carolina, 
Keith, 2. 
Rockford Goniatite limestone, Mississippian, 
Indiana, Hopkins, 3. 
