coccolithophore
Concise Oxford English Dictionary © 2008 Oxford University Press:
coccolithophore /ˌkɒkə(ʊ)ˈlɪθəfɔː/
▶noun Biology a single-celled planktonic flagellate that secretes a calcareous shell.
[Order Coccolithophorida.] – derivatives
coccolithophorid noun & adjective.
coccolithophorid noun & adjective.
'coccolithophore' also found in these Oxford entries:

