Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 13, pages 501-505
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 13-14
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 14-15
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 16-18
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 38-43
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 43-51
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 54-58
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 102-122
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 124-127
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 132-133
Published in Proceedings of the Academy of Natural Sciences, Philadelphia, in 1862, in volume 14, pages 134-139
Published in Proc. Acad. Nat. Sci. Phila, in 1862, in volume 14, pages 140-151
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 159
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 160
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 233-235
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 235-242
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 242-246
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 249
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 262-272
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 274-282
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 328
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 329-333
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1862, in volume 14, pages 337-344
Published in Proceedings of the Academy Natural Sciences of Philadelphia, in 1862, in volume 14, pages 346-359
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 361-402
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 402-404
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 404
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 443-445
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 449-451
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 483-501
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 525-535
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 583-586
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 597
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1862, in volume 14, pages 598-600
Published in Proceedings of the Academy Natural Sciences of Philadelphia, in 1862, in volume 1862, pages 151-159
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1862, in volume 1862, pages 189-191
Published in Journal of the Academy of Natural Sciences, Philadelphia, in 1862, in volume 1862, pages 284-291