p, , C. DEGEER GENERA 



8. Libellula . Ancennae breves . Os maxlllis 4J 

 La Vemoiselle , Alas extensae sequales . Stem- 



mata ^. Tarsi articulis tri- 

 bus . Cauda foliolis terminata, 



9. Hcmerobius . Antennae filiformes thorace lon- 

 V Hemerobe , giores . Os dentatum , pal- 



pis 4. Alae deflex^ , squa- 

 les , inferiores non plicatae . 

 Tarsi articulis /. 



10. Myrmeleon . Antennae clavatae . Os dentatum . 

 Le Fofirmtlion . Palpi 4. k\x deflexs , asqua- 



les , inferiores non plicaia^ , 

 Stemmata nulla . Tarsi arti- 

 culis quinque . 



11. Perla G. Antenn^e setaceae thorace lon- 

 La F(iHsse-Frig(tne, glores . Os dentlbus ec pal- 



pis . Al^ squales , horizon- 



tales , invicem incumbentes , 



Stemmata tria . Tarsi articu- 



IIs tribus . 



li. Panorpa i Antennce filiformes thorace lon- 



La MoHche-Scor" giores . Caput productum in 



flon , rostrum cyllndricum , apice 



denclbus ac palpls inscru- 



; ctum • Alae ^quales , hori- 



2ontaIes . Stemmata trla . Tar- 



si artlculis quinque . Cauda 



maris chelata . 



13. Raphidia ♦ Antennce filiformes. Os denti- 



La RfifhidfQ » bus et palpis 4. Thorax 



longus , angustus , cylindri- 



cus . Alas deflexiE > squales . 



^temniata 5 , Tarsi 4. articui/s , 



Caur 



