Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 1, pages 1-43

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 1, pages 69-76

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 1, pages 77-79

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 1, pages 81-108

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 109-122

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 123-129

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 131-137

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 139-143

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 145-150

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 151-157

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 159-165

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 167-170

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 171-190

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 191-251

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 261-262

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 2, pages 263-272

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 273-277

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 279-285

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 287-289

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 291-293

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 295-298

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 299-313

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 315-321

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 323-357

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 359-403

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 405-415

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 417-491

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 3, pages 493-502

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 503-506

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 507-521

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 523-531

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 533-553

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 555-565

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 567-575

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 577-586

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 587-591

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 593-597

Published in Journal of The New York Entomological Society, in 1931, in volume 39, issue 4, pages 599-606