460 
37. Undescribed Aphid on Araucaria. 
An undescribed and peculiar aphid was reported by the 
writer as occurring on the Norfolk Island pine (Araucaria 
excelsa R.. Br.) im, 1916 (Proc. Haw: nt. See. 3, p. 26/7) aut 
belongs to a new genus, apparently of the subfamily Horma- 
phinae, and can hardly be confused with any other Hawaiian 
species. 
