Her work is exactly the same as the Xylocopa's, on a smaller scale.

The habits and structure of the little green Ceratina ally it closely with Xylocopa.

Among the guild of wood-workers, the most powerful is the Carpenter-bee (Xylocopa violacea (Cf.

In the dead bough of a lilac-tree the dark-hued Xylocopa, the wood-boring bee, is busy tunnelling her gallery.

Among the valley carpenter bees (Xylocopa varipuncta) of North America, the females are black and the males are yellow.