Economic entomology for the farmer and fruit-grower : and for use as a text-book in agricultural schools and colleges . onstructing a somewhat thimble shaped one of them is completed it is filled with pollen and honeyand an e^g is laid in it ; then another is built on top of it, and soon until the burrow is completely filled. As the undermostspecimen matures first, it bores to the surface through a hole atthe end, to avoid the necessity of working its way through all itsyounger relatives above it. The largest of our carpenters is theXylocopa virginica, which is generally mistaken for
Economic entomology for the farmer and fruit-grower : and for use as a text-book in agricultural schools and colleges . onstructing a somewhat thimble shaped one of them is completed it is filled with pollen and honeyand an e^g is laid in it ; then another is built on top of it, and soon until the burrow is completely filled. As the undermostspecimen matures first, it bores to the surface through a hole atthe end, to avoid the necessity of working its way through all itsyounger relatives above it. The largest of our carpenters is theXylocopa virginica, which is generally mistaken for a Bo7hbus,being fully as large, as robust, and colored yellow and black,with a metallic blue reflection on the abdomen ; but the head isvery much broader than in any bumble-bee, and equal to thewidth of the thorax itself The eyes also are larger and whiteor yellowish in color, distinguishing the insect at once from trueBombus. This species makes galleries half an inch in diameterin the solid wood, and raises a considerable family in the courseof the year. The partitions between the cells are made in this Fig Mouth of bumble-bee.—The flexible tongue central, flanked by the long palpi; the lateral parts are the maxillae. THE IXSECr \\ORLl\ 413 cai>e of little chips of wood cemented tooether. They are verycommon and sometimes trjoublesome where thev make their
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectinsectp, bookyear1906
