Published in Entomological News Philadelphia, in 1920, in volume 31, pages 3

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 12-14

Published in Entomological News, in 1920, in volume 31, pages 16-19

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 35-44

Published in Entomological News, in 1920, in volume 31, pages 69-70

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 70-75

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 76-79

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 91-94

Published in Entomological News, in 1920, in volume 31, pages 100-102

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 102

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 103

Published in Entomological News, in 1920, in volume 31, pages 126-132

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 132-134

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 136-137

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 151-153

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 155-159

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 165-169

Published in Entomological News, in 1920, in volume 31, pages 169-173

Published in Entomological News, Philadelphia, in 1920, in volume 31, pages 176

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 186-187

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 193-201

Published in Ent News, in 1920, in volume 31, pages 215-221

Published in Entomological News, in 1920, in volume 31, pages 252

Published in Entomological News, in 1920, in volume 31, pages 253-259

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 259

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 271-274

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 275

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 277-280

Published in Entomological News Philadelphia, in 1920, in volume 31, pages 293

Published in Entomological News, in 1920, in volume 31, issue 1, pages 4-12

Published in Entomological News, in 1920, in volume 31, issue 1, pages 14-16

Published in Entomological News, in 1920, in volume 31, issue 3, pages 76-80

Published in Entomological News, in 1920, in volume 31, issue 9, pages 241-244