ODONATA (Continued) 



Species 



Enallagma 



cyathigerum 



Ischnura elegans 



I. senegalensls 



Nehalennia speciosa 



Platycnemis 

 pennipes 



Pyrrhosoma nymphula 



Lestidae 



Lestes sponsa 



Sympycna fusca 



Aphidae 



Acandus itadori 



Akkaio polygon! 



A^phorophora 

 maanollae 



Chromosome Number 



2n n Remarks 



Observer 



References 



1*H 



$(D 



Oksala '^5 



25s 



Ann. Acpd. Sci. 

 Fenn. A, IV, 9. 



Nagasaki Med. Jour. 

 19; Jap. J.C. 18. 



Ann. Acad. Sci. 

 Fenn. a, IV, 9. 



Nagasaki Med. Jour. 19; 

 Jap. J.G. 18. 



Ann. Acad. Sci. 

 Fenn. A, IV, 9. 



6^(1) X-o£ Shinji »31 J.M. 51. 



♦Radulesco, E.P. 1931: Recherches biologiques et cytologiques sur quelqueB Thysanopteres. 

 Ann. Epiphyties, Paris 10: 103-138. (Not accessible). 



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