Xylocopa

A widespread western US species, Xylocopa varipuncta, has an unusual mating system.

Carpenter bee 2008

Bees documented to enter the flower are robust bees of the genera Bombus, Centris, Epicharis, Eulaema, and Xylocopa which are presumably rewarded for their efforts by the nectar they collect from the interior of the hood.

Brazil nut (Bertholletia excelsa) 2008

Some species, like the eastern Xylocopa virginica, occasionally take up residence in fence posts or structural timbers, especially redwood, and become a minor nuisance.

Carpenter bee 2008

This hexapod (six-legged) insect is a bee in the subfamily Xylocoinae of either the genus Ceratina or Xylocopa that makes its nest in wood or plant stems.

Carpenter bee 2008

Along with bumble bee queens, carpenter bees (genus Xylocopa) are the largest native bees in the United States.

Carpenter bee 2008

Large, female bees, often carpenter bees (Xylocopa spp.), land on the hood to collect sterile pollen from the inside of the hood (Fig. 3).

Brazil nut family (Lecythidaceae) in the New World 2007

But it is particularly from the character of the head that the amateur observer of the perforators may soon learn to distinguish between a Xylocopa and a Bombus as they work among the flowers.

Scientific American Supplement, No. 841, February 13, 1892 Various

The chief perforators of flowers, in this part of the continent at least, appear to be some kinds of humble bees (Bombus) and carpenter bees (Xylocopa).

Scientific American Supplement, No. 841, February 13, 1892 Various

Xylocopa, the latter of which is found in abundance south of New

Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses 1872

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

Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses 1872