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Illinois Blood Bee

Sphecodes illinoensis

Classification

Class
Insecta

Charles Robertson (1858–1935) was an American entomologist specializing in bees. He carried out what is still the single most intensive study of flower-visiting insects of a single locality, culminating in a 221-page book published in 1928 under the title Flowers and Insects. Personal life Charles Robertson was born to parents Dr.

Distribution

(c) Chris Friesen, some rights reserved (CC BY) · CC-BY
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Countries in the Picchu catalog
United States of America · 3