34 



ARKIV FÖR ZOOLOGI. BAND 12. N:0 15. 



scribed seven species, among them the new ones, E. magyius, 

 E. triodice, E. pyriformis, E. hastilis, E. tumuli, only two new 

 ones, E. apiocephaliis and E. occasus, ha ve been added by 

 SiLVESTRi (Fauna Sudwest- Australiens, Bd. II, Lief. 17, Iso- 

 ptera 1919). It is, however, very much to be regretted that 

 several of Froggatt's new species are too briefly and generally 

 described to permit a sure identification. This is particularly 

 the case with his species E. hastilis and E. triodice. Neither 

 these nor the species E, magmis and E. pyriformis seem to have 



Foto E. Widberg. 

 Text Fig. 13. Nest of Eutermes nigerrimiis Mjöb. n. sp. from the Kimberley 



District in N. W. Australia. 



been re-discovered. At any råte no record or re-descriptions 

 can be found in låter literature. Fortunately I have been 

 able to examine Froggatt's own specimens of E. 7nagmis, 

 E. pyriformis and E. tumidi and have found them to be 

 distinct forms. I have every reason to believe tliat this also is 

 the case with his E. triodice and E. hastilis. 



How little is known about the Australian Eutermes-s^ecie^ 

 and the terraite-fauna in general is shown by the fact 

 that the species E. nigerrimus MjÖb., which builds very 



