Published in Proceedings of the Entomological Society of Washington, in 1928, in volume 30, pages 1-7

Published in Proceedings of the Entomological Society of Washington, in 1928, in volume 30, pages 8-9

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 9-10

Published in Proceedings of the Entomological Society of Washington, in 1928, in volume 30, pages 11-15

Published in Proceedings of the Entomological Society of Washington, in 1928, in volume 30, pages 35-38

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 46-58

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 59-60

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 65-67

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 67-68

Published in Proceedings of the Entomological Society of Washington, in 1928, in volume 30, pages 80-86

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 100-102

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 110-112

Published in Proceedings of the Entomological Society of Washington, in 1928, in volume 30, pages 113-121

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 121-132

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 133-137

Published in Proceedings of The Entomological Society of Washington, in 1928, in volume 30, pages 137-141

Published in Proc. Ent. Soc. Washington, in 1928, in volume 30, pages 142-145