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were found on the Manoa Ridge (Bridwell). Later the same 

 species was found by Mr. Timberlake along the Bowman trail 

 on the ridge Ewa of Kalihi, It has also been taken at sea 

 level at Barber's Point and Makapuu Point (Bridwell) on 

 Spoyoholus virginicus. 



Hymenopteea. 



DRYINIDAE. 



The Nesostelc.s found on Oahu is very commonly parasit- 

 ized by an undescribed species of Gonatopus. 



Kelisla swezcyi is occasionally attacked by Fseudogo]ia- 

 topus perkinsi (Ashmead). 



ENCYRTIDAE. 



The genus Xanthocncyrtus has been recently found to be 

 represented by several wingless Hawaiian species attached to 

 mealy bugs on Eragrostis. ]\lr. Timberlake has worked up 

 the species. 



FORMICIDAE. 



Several species of ants frequent the bunches. 

 Thysanura. 



Mr. Timberlake took a large species (Machilis) on the 

 Waianae side of Mt. Kaala in bunch grass. 



CORRODENTIA. 



Several undetermined Psocidae are found in bunch grass 

 on Oahu. 



Orthoptera. 



BLATTIDAE. 



PoJyzosterla soror Brunner, is very common in the bunch 

 grass on dry ends of the lateral ridges on Oahu. 



Thysanoptera. 

 An single individual of a peculiar thrips was found on the 



