Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 9
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 10
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 12-14
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 15
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 19
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 20-23
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 27-34
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 36
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 38
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 39
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 41
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 51-54
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 54
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 68-71
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 80-84
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 82-83
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 112
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 113
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 114
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 119-121
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 122-126
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 127-128
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 129-139
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 140-143
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 143-144
Description of a New Species of Ægiale and Notes on Some Other Species of North American Lepidoptera
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 148-153
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 154-155
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 158-159
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 161-163
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 163
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 166-168
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 171-172
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 176
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 183-192
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 193
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 194
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 199-200
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 262-263
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 266
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 267-271
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 325-326
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 334
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 340-359
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 372-376
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 380-389
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 390-392
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 394-398
Published in Proc. Acad. nat. Sci. Philad., in 1876, in volume 1876, pages 200-201