The Spiral Organ Responsible for Producing Sound Signals,  an Essential Taxonomic Character in the Phylogenetic Analysis of  the Genus <i>Hamadryas</i> (Nymphalidae: Biblidinae): The Case of <i>Hamadryas chloe chloe</i> (Stoll) [1787] from South America

<table>Right forewings of <i>Hamadryas</i>: (a) <i>H. chloe</i> and (b) <i>H. guatemalena</i>. Scale 1 cm.</table>

International Scholarly Research Notices

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Figure 1

Figure 1: The Spiral Organ Responsible for Producing Sound Signals,  an Essential Taxonomic Character in the Phylogenetic Analysis of  the Genus <i>Hamadryas</i> (Nymphalidae: Biblidinae): The Case of <i>Hamadryas chloe chloe</i> (Stoll) [1787] from South America 

Figure 1 | The Spiral Organ Responsible for Producing Sound Signals,  an Essential Taxonomic Character in the Phylogenetic Analysis of  the Genus Hamadryas (Nymphalidae: Biblidinae): The Case of Hamadryas chloe chloe (Stoll) [1787] from South America 