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Work of this group of bees was begun several years ago in Washington and is based on the collection of the U. S. National Museum, where the types of the species described in this paper as new are deposited. To this material there is added a species taken during work on the project of a Biological survey of North Carolina
Checklists provide information about the species found in a defined region and serve as baselines fo...
This research presents the results of a bee survey (Hymenoptera: Apoidea) in remnants of the Mississ...
In America north of Mexico there are an estimated 4,000 species of bees distributed in approximately...
Work of this group of bees was begun several years ago in Washington and is based on the collection ...
In a paper on the bees of Nebraska, Messra Swenk and Cockerell say that a comparison of cotypes of P...
Of the nine genera of North American panurgine bees, the biologies of six and larvae of five have be...
The bees described as Panurginus Nylander, 1848, from southern South America and deposited in the Mu...
37 p. : ill. ; 24 cm.Includes bibliographical references (p. 36-37)."The present paper, which is int...
This was another installment on bees in North Dakota. Bumblebees, a description of North Dakota bee...
As a result of field investigations in North and South America, comparative life history infor-matio...
While on a field trip to Morocco in the spring of 1968, I studied the biology of representatives of ...
18 p. ; 23 cm.Part 1. Northern Territory of Australia -- Part 2. Victoria, New South Wales, Queensla...
The Anthophoridae, which are represented by numerous species in the Middle States, become comparativ...
Over three years (2013-2015), we sampled bees using nets and bowl traps on four diversified vegetabl...
Here we present preliminary results from the first three years of a long-term bee survey conducted a...
Checklists provide information about the species found in a defined region and serve as baselines fo...
This research presents the results of a bee survey (Hymenoptera: Apoidea) in remnants of the Mississ...
In America north of Mexico there are an estimated 4,000 species of bees distributed in approximately...
Work of this group of bees was begun several years ago in Washington and is based on the collection ...
In a paper on the bees of Nebraska, Messra Swenk and Cockerell say that a comparison of cotypes of P...
Of the nine genera of North American panurgine bees, the biologies of six and larvae of five have be...
The bees described as Panurginus Nylander, 1848, from southern South America and deposited in the Mu...
37 p. : ill. ; 24 cm.Includes bibliographical references (p. 36-37)."The present paper, which is int...
This was another installment on bees in North Dakota. Bumblebees, a description of North Dakota bee...
As a result of field investigations in North and South America, comparative life history infor-matio...
While on a field trip to Morocco in the spring of 1968, I studied the biology of representatives of ...
18 p. ; 23 cm.Part 1. Northern Territory of Australia -- Part 2. Victoria, New South Wales, Queensla...
The Anthophoridae, which are represented by numerous species in the Middle States, become comparativ...
Over three years (2013-2015), we sampled bees using nets and bowl traps on four diversified vegetabl...
Here we present preliminary results from the first three years of a long-term bee survey conducted a...
Checklists provide information about the species found in a defined region and serve as baselines fo...
This research presents the results of a bee survey (Hymenoptera: Apoidea) in remnants of the Mississ...
In America north of Mexico there are an estimated 4,000 species of bees distributed in approximately...
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