Hardy , G. A. , and W. H. A. Preece 1926 . Notes on some species of Cerambycidae ( Col. ) from the southern portion of Vancouver Island , B.C. Pan - Pac . Entomol . 3 : 3440 . Hasselrot , T. B. 1960 . Studies Swedish bumblebees ( genus ...
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... The pollen-collecting bees of the Anthidiini of California (Hymenoptera: Megachilidae). Bulletin of the California Insect Survey 9: 1–122. Griswold, T. 1985. A generic and subgeneric revision of the Heriades genus-group. Dissertation ...
Wilson JS, Pitts JP, von Dohlen C. 2009. Lack of variation in nuclear genes among isolated populations of the sand dune restricted bee Colletes stepheni (Hymenoptera: Colletidae). J.Kans. Entomol. Soc. 82(4):316–320. Winfree R, Aguilar ...
Beekeeping in California
... The pollen - collecting bees of the Anthidiini of California . Bulletin of the California Insect Survey no . 9 : 1-113 . Grimaldi , D. 1999. The co - radiation of pollinating insects and anigiosperms in the Cretaceous . Annals of the ...
The Behavior of the Honey Bee in Pollen Collecting
Global analyses of animal endemism generally find similar results to those of Myers et al. (2000), except where the mediterranean climate regions are concerned. For example, Rodrigues et al. (2004) used distributional maps for mammals, ...
... The pollen-collecting bees of the Anthidiini of California. Bulletin of the California Insect Survey 9:1-113. Haldeman, S. S. 1844. Descriptions of insects presumed to be undescribed. Proceedings of the Academy of Natural Sciences ...
Pollinators-insects, birds, bats, and other animals that carry pollen from the male to the female parts of flowers for plant reproduction-are an essential part of natural and agricultural ecosystems throughout North America.