lapillus ī, m dim. lapis, a little stone, pebble: lapillos Tollunt (apes), V., O.

—A voting pebble, ballot (white for acquittal, black for condemnation): nivei atrique lapilli, O.

—A precious stone, gem, jewel: inter niveos viridesque lapillos, i. e. pearls and emeralds, H.: Libyci, bits of Numidian marble, H.