Published in Annals of the Entomological Society of America, in 1919, in volume 12, pages 25-30

Published in Annals of the Entomological Society of America, in 1919, in volume 12, pages 327-348

Published in Annals of the Entomological Society of America, in 1919, in volume 12, pages 85-93

Published in Annals of the Entomological Society of America, in 1919, in volume 12, pages 13-21

Published in Annals of the Entomological Society of America, in 1919, in volume 12, pages 173-191

Published in Ann. ent. Soc. Amer., in 1919, in volume 12, pages 239-260

Published in Annals of the Entomological Society of America, in 1919, in volume 12, pages 159-170

Published in Ann. Ent. Soc. Am, in 1919, in volume 12, pages 103-154

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 4, pages 267-316

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 4, pages 349-366

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 4, pages 369-372

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 4, pages 373-380

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 4, pages 382-388

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 4, pages 391-396

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 3, pages 192-209

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 3, pages 213-226

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 3, pages 227-230

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 3, pages 231-237

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 2, pages 171

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 2, pages 172

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 2, pages 65-84

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 2, pages 95-100

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 1, pages 31-42

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 1, pages 44-48

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 1, pages 49-54

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 1, pages 56

Published in Annals of the Entomological Society of America, in 1919, in volume 12, issue 1, pages 57-63