Stormer, Leif <br/><br/>
Treatise on invertebrate paleontology. Part P: Arthropoda 2: Chelicerata with sections on Pycnogonida and Palaeoisopus 

 - New York|Lawrence, KS  Geological Society of America|University of Kansas Press  1955 
 - xvii, 181 p.  ilus. 
<br/><br/> Prepared under the guidance of the Joint Committee on Invertebrate Paleontology, Paleontological Society, Society of Economic Paleontologists and Mineralogists, Palaeontographical Society 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ARTHROPODA<br/>CHELICERATA<br/>PALEONTOLOGÍA
<br/><br/><label>Universal Decimal Class. No.: </label>562(02)/M77/P