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Genus Isoperla

 
 
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Illinois stonefly - Isoperla bilineata Id me - Isoperla bilineata is this Isoperla? - Isoperla bilineata Unknown - Isoperla bilineata Isoperla bilineata Isoperla bilineata Isoperla bilineata - male - female Isoperla bilineata

Isoperla davisi Isoperla davisi Isoperla davisi Isoperla davisi Isoperla davisi Isoperla davisi Isoperla davisi Isoperla davisi

Stonefly - Isoperla dicala Stonefly - Isoperla dicala Green Stonefly? - Isoperla dicala Isoperla dicala Isoperla dicala Isoperla dicala Isoperla dicala Isoperla holochlora? - Isoperla dicala - female

stonefly - Isoperla holochlora - male Perlodid stonefly, genus Isoperla? - Isoperla holochlora Perlodid stonefly, genus Isoperla? - Isoperla holochlora Perlodid stonefly, Isoperla holochlora - Isoperla holochlora Perlodid stonefly, Isoperla holochlora - Isoperla holochlora Perlodid stonefly, Isoperla holochlora - Isoperla holochlora Perlodid stonefly, Isoperla holochlora - Isoperla holochlora Isoperla holochlora

Perlodidae: Isoperla lata - Isoperla lata - female Isoperla lata Isoperla lata

 
 
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