Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 321-334
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 272-276
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 263-272
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 474-478
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 374-376
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 395-398
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 435-437
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 388-394
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 432-434
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 305-314
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 315-318
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 524-530
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 205-209
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 87-91
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 437-448
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 36, pages 33-36
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, issue 5, pages 217-219
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, issue 2, pages 501-504
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, issue 5, pages 209-217
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, issue 2, pages 71-78
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 31-33
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 34-46
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 49-64
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 125-131
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 133-134
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 137-163
The hairworm, Gordius robustus Leidy, as a parasite of the Mormon cricket, Ana-brus simplex Haldeman
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 219-231
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 240-254
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 255-262
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 338-344
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 382-387
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 478-483
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 504-516
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 516-519
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 520-524
Published in Jour Washington Acad Sci, in 1940, in volume 30, pages 531-533
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 19-20
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 335-37
Published in Journal of The Washington Academy of Sciences, in 1940, in volume 30, pages 427-32