CATALOGUE 



NEUROPTEROUS INSECTS. 



Sub-order 6. ODONATA. 



Odonata, Fabr. 

 Subulicornia, p., Latr. 

 Libellulina, MacLeay ; Steph. 

 Libellula, Linn. 



Alae asquales, basi non articulates. Tarsi plusquam triarticu- 

 lati. Antennae brevissimae, setiformes, articulis paucis. Mandi- 

 bulaB et maxillae magnae, validissime dentatae. 



I am indebted to the kindness of M. le Baron De Selys Long- 

 champs for nearly all the following descriptions, which are trans- 

 lated from the MSS. which he gave me. 



Fam. 1. AGRIONID.E. 



Palpi labiales inarticulati, aut labium lobis lateralibus. Oculi 

 valde remoti, aut petiolati. 

 Agrionidae, Leach ; Steph. ; De Selys. 

 Agrionides, Ramb. Hist. Nat. Ins. Neur. 215. 

 Agrion, Fabr. ; Latr. ; Vanderl. 



Occiput narrow, linear : eyes very small, as regards the tribe, 

 far apart, as if pediculate : ocelli seated in a triangle round the 

 slightly elevated vertex : antennae inserted quite beneath the ocelli ; 

 1st joint long, incumbent on the head ; 2nd generally very long, 

 upright : labium large, divided into 2 parts which are reunited by 

 a sometimes obsolete membrane, or more generally do not extend to 



" 3 F 



