310 Tirneliri. 



NEUROPTERA. 



42. L'utermes costaricensis, Holuigr. 



Cornraon name : The common sugar-cane wood-ant or termite. 



Injury : Feeds on stools injured mechanically, or by other insects, 

 such as Castnia. the small moth-borer, and the weevil-borer, or 

 stools badly affected by drought ; feeds also on cane-stalks, 

 following attack by the small moth-borer. 



Natural enemies : 



Kop-kop ants, and, when swarming, preyed on by the wasp 

 Polybia occidentalis, by birds, and spiders. 



43. Mirotermes nigritus, Lilv. 



Common name : The black wood ant. 

 Injury : Attacks cane-stools. 



ORTHOPTERA. 



44. Conocephaloides maxillosus, F. 

 Common name : The green grasshopper. 

 Injury : Feeds on young leaves. 

 Natural enemies : 



Eggs parasitized by an undetermined hymenopteron. 



Winged insects preyed on by the Sphegid wasps Sphex ichiieumo- 

 neus and Ghlorion (Protero.sphex) neotropicus ; also by the 

 Argiopid spider Argiope argentata, and Attid spiders. 



45. Schistocerca pallens, Thunb. 

 Common name : The brown grasshopper. 

 Injury : As for 44. 



Natural enemies : 



Argiope argentata, and Attid spiders. 



APHIDID.E. 



40. An undetermined Aphid or plant-louse. 

 Injury : Feeds on young leaves. 



The above list has been drawn up chiefly from my own notes, 

 although a number of the records are those of Mr. Quelch and Mr. 

 Bodkin, the Government Economic Biologist. 



