Roback, Selwyn <br/><br/>
Odonata nymphs 

 - Monographs of the academy of natural sciences of Philadelphia .
<br/><br/>bibliogr. p. 102-103, . n.t 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Entomologie<br/>Odonata<br/>Forêt
<br/><br/><label>Subjects--Index Terms: </label>Pérou