465 



been reported from Illinois; and those with two have been collected 

 by the writer or seen in collections actually made within the state. 



**Agrion aequabile (Say) 

 **Agrion macidatum Beauvais 

 **Hetaerina americana (Fabri- 



cius) 

 **Hetaerina titia (Drury) 

 *Lestes congener Hagen 

 *Lestes disjunctus Selys 

 Lestes eurinus Say 

 ** Lestes forcipatus Rambur 



*Lestes inaequalis Walsh 

 ** Lestes rectangularis Say 

 **Lestes uncatus Kirby 

 ** Lestes ungnicnlatus Hagen 

 ** Lestes vigilax Hagen 

 **Argia apicalis (Say) 



Argia fumipennis (Burmeis- 

 ter) 

 ** Argia moesta putrida (Hagen) 



* Argia sedula (Hagen) 

 ** Argia tibialis (Rambur) 

 ** Argia znolacca (Hagen) 

 **Enallagma antennatum (Say) 



* Enallagma aspersum (Hagen) 

 **Enallagma calverti Morse 



**Enallagma canine ulatnm Morse 

 **Enallagma civile (Hagen) 



Enallagma cyathigerum (Char- 

 pentier) 



Enallagma divagans Selys 



Enallagma doubledayi Selys 

 ** Enallagma ebrium (Hagen) 

 ** Enallagma exsulans (Hagen) 

 **Enallagma geminatum Kellicott 

 **Enallagma hageni (Walsh) 



Enallagma piscinarium W i 1 - 

 liamson 

 ** Enallagma pollutnm (Hagen) 

 **Enallagma signatum (Hagen) 

 **Enallagma traviatnm Selys 

 **Nchalennia Irene Hagen 

 **Amphiagrion sancium (Bur- 



meister) 

 **Chromagrion conditum (Ha- 

 gen) 



Ischnnra kcllicotti Williamson 

 **Ischnnra posita (Hagen) 

 ** Ischnnra verticalis (Say) 

 **Anomalagrion hastatum (Say) 



The division of the suborder into families and the arrangement 

 of genera followed by Muttkowski ('10) have been adopted and are 

 herewith reproduced, including only the genera that occur in Illinois. 



Family 



Agrionidae 



{ 



Coenagrionidae 



Subfamily 



Agrioninae 



Lestinae 



{ 



Coenr.grioninae 



Genus 

 Agrion 

 Hetaerina 



Lestes 



Argia 



Enallagma 



Nehalennia 



Amphiagrion 



Chromagrion 



Ischnura 



Anomalagrion 



