Marx, Hymen <br/><br/>
Phyletic analysis of fifty characters of advanced snakes 
by Hymen Marx and George B. Rabb 
 - Chicago  Field Museum of Natural History  1972 
 - 321p. ill. 24cm 
 - Fieldiana  v.63 .
<br/><br/> Bibliography: p.311-314 
<br/><br/><label>LCCN: </label>72-85480 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Snakes--Classification<br/>Phylogeny