COCCIDAE, APHIDIDAB AND ALEYRODIDAE. 



39 



16. Saissetia coffeae (Walk.) * 



Apia, V.1925, on Morinda citrifolia and on an unknown host plant, 

 24.viii.1924 ; Vila, New Hebrides, 9.vii.l925, on the stems and leaves of lemon. 

 I have reverted to the prior name for S. hemispherica (T.T.). 



17. Saissetia nigra (Nietn.) * 



Apia, 2.viii.l925, on balsam, and on the 22.1.1925, on an unknown bush. 

 It was also represented from Swains Island, Central Pacific, on Morinda citrifolia ; 

 on Hibiscus sp. Ais Island, New Hebrides ; on Hibiscus rosa-sinensis, Santo 

 Island, New Hebrides ; and on an undetermined shrub, Tanna, New Hebrides. 



18. Saissetia oleae (Bern.) * 



On orange. 



19. Pinnaspis aspidistrae (Sign.) * 

 On palms, bananas, oranges, etc. 



19a. Pinnaspis minor (Mask.) 



Not represented at all from Samoa, but found in plenty on Swains Island, 

 Central Pacific, on Nanamea and Nanomega Islands, belonging to the Ellice 

 Group, and on Fakaofu, Tokelau Island, the identified host plants being 

 coconut and banana. 



20. Chionaspis citri Comst.* 



On orange. 



21. Chionaspis samoana Doane and Ferris * 

 On pahn. This species should be placed in the genus Phenacaspis. 



22. Aspidiotus cydoniae Comst.* 



On orange (see also Cockerell, Proc. U.S. Nat. Mus., Vol. XVII, p. 621, 

 1895). 



23. Aspidiotus cyanophylli Sign. 



Upolu, on a dicotyledonous plant (Lindingersch, Zeit. f. wiss. InseMenbiol., 

 Bd. VII., p. 173, 1911). 



