Entomology Commons^™

New Bees Of The Subfamily Anthophorinæ From Southern California, T. D. A. Cockerell Nov 1901

Bees From Southern California, Visiting Flowers Of Eriogonum And Rhus, T. D. A. Cockerell Oct 1901

On Some Bees Of The Genus Andrena From New Jersey, T. D. A. Cockerell Sep 1901

New And Little-Known Bees From Nebraska, T. D. A. Cockerell Jul 1901

The American Bees Of The Genus Andrena Described By F. Smith, T. D. A. Cockerell May 1901

The Bee-Genus Dioxys In America, T. D. A. Cockerell Apr 1901

Contributions From The New Mexico Biological Station— Xi. New And Little-Known Insects From New Mexico, T. D. A. Cockerell Apr 1901

A New Andrena From California, T. D. A. Cockerell Apr 1901

Descriptions Of New Bees Collected By Mr. H. H. Smith In Brazil— Ii., T. D. A. Cockerell Mar 1901

Flower And Insect Records From New Mexico, T. D. A. Cockerell Feb 1901

Contributions From The New Mexico Biological Station— Ix. On Certain Genera Of Bees., T. D. A. Cockerell, Wilmatte P. Cockerell Jan 1901

A New Bee From California, T. D. A. Cockerell Jan 1901

A Peculiar New Type Of Halictine Bees, T. D. A. Cockerell Jan 1901

Contributions From The New Mexico Biological Station— X. Observations On Bees Collected At Las Vegas, New Mexico, And In The Adjacent Mountains. Ii., T. D. A. Cockerell Jan 1901

Notes On New Mexico Bees, T. D. A. Cockerell Dec 1900

Some Insects Of The Hudsonian Zone In New Mexico— I., T. D. A. Cockerell Nov 1900

The New Mexico Bees Of The Genus Cœlioxys, T. D. A. Cockerell Oct 1900

The New Mexico Bees Of The Genus Megachile And A New Andrena, T. D. A. Cockerell Jul 1900

The Cactus Bees; Genus Lithurgus, T. D. A. Cockerell Jun 1900

Liv.—Observations On Bees Collected At Las Vegas, New Mexico, And In The Adjacent Mountains, T. D. A. Cockerell May 1900

The Lower And Middle Sonoran Zones In Arizona And New Mexico, T. D. A. Cockerell Apr 1900

Descriptions Of New Bees Collected By Mr. H. H. Smith In Brazil— I., T. D. A. Cockerell Mar 1900

Some Bees Visiting The Flowers Of Mesquite, T. D. A. Cockerell Jan 1900

New Species Of Andrena From Kansas, T. D. A. Cockerell Nov 1899

The Species Of The Bee-Genus Dieunomia, T. D. A. Cockerell Nov 1899

The Panurgine Bees, T. D. A. Cockerell Oct 1899

Four New Bees Of Genus Perdita Collected By Dr. L. O. Howard In Mexico, T. D. A. Cockerell Jun 1899

Postscript On Perdita, T. D. A. Cockerell Feb 1899

Notes On Some Hymenoptera, T. D. A. Cockerell Jan 1899

Notes On American Bees, T. D. A. Cockerell Jan 1899