Ehlers, Ulrich. <br/><br/>
Interstitielle Fauna von Galapagos :  8. Trigonostominae (Turbellaria, Typhloplanoida) / 
Ulrich Ehlers und Peter Ax. 
 -  1974. 
 - 641-671 p. 
 - Interstitielle fauna von Galapagos: 8. .
<br/><br/>   BIB Now: 2634 
<br/><br/><br/>Alemán 
<br/><br/><label>ISBN: </label>3515018166 
<br/><br/><label>Subjects--Index Terms: </label>Trigonostominae Galápagos 
<br/><br/><label>Dewey Class. No.: </label>592.4