aphis
Concise Oxford English Dictionary © 2008 Oxford University Press:
aphis /ˈeɪfɪs/
▶noun (pl. aphides /-diːz/) an aphid.
– origin C18: mod. L., from Gk, perh. a misreading of koris ‘bug’ (interpreting the characters κορ ‘kor’ as αφ ‘aph’).
'aphis' also found in these Oxford entries:

