Frederiksen, Norman O. <br/><br/>
Sporomorphs from the Jackson Group (upper Eocene) and adjacent strata of Mississippi and western Alabama / 
by Norman O. Frederiksen 
 - Washington, D.C. :  United States Geological Survey,  1980 
 - 75 p., 16 leaves of plates :  ill. ;  29 cm. 
 - Geological Survey professional paper ;  pap.no.1084 .
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 65-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Palynology--Mississippi<br/>Palynology--Alabama<br/>Paleobotany--Eocene
<br/><br/><label>Dewey Class. No.: </label>561.1309762