ENTOMOGENOUS FUNGI 



79 



The common parasites attacking Coccidae in these islands 

 are the following : 



Sphccrostilbe coccophila 



Ophionectria coccicola 



Cephalosporium lecanii 



Aschersonia spp. 



Myriangium Duricei 



Septohasidium spp. 

 The first four attack individual insects 



the red-headed fungus, 

 the white-headed fungus, 

 the shield-scale fungus. 



the black fungus. 



Myriangium and 



Drawn by] U- ^- ^orer 



Fig. 23 Metarrhizium anisoplioe Sorok 



Septohasidium extend over whole colonies, spreading over the 

 surface of leaves or enveloping leaves or branches. 



An undescribed Empusa species appears to be fairly common 

 on Coccus viridis, the common green scale, developing within the 

 body so that its victims merely look dry and brown. Aspergillus 

 flavus is very common on Pseudococcus calceolarice, the sugar- 

 cane mealy bug ; VerticilUum heterocladum has been found on 

 citrus white fly in a Barbados gully. 



Aphides are frequently found covered with a Hormodendron 

 sp. which has been experimentally found to be able to kill Coccus 

 viridis. 



Thrips on cacao in St. Vincent are subject to epidemics of 



