Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 28-44

Created: 2010-11-20, modified: 2011-06-21

Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 45-60

Created: 2011-05-19, modified: 2011-06-21

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 61-65

Created: 2013-03-03, modified: 2013-03-03

Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 72-77

Created: 2011-06-02, modified: 2011-06-21

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 78-80

Created: 2013-03-02, modified: 2013-03-02

Published in Proceedings of the Academy of Natural Sciences, Philadelphia, in 1913, in volume 65, pages 82-113

Created: 2011-06-02, modified: 2011-06-21

Published in Proc. Acad. nat. Sci. Philad., in 1913, in volume 65, pages 177-188

Created: 2010-01-11, modified: 2012-04-17

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 225-272

Created: 2011-05-05, modified: 2011-06-21

Published in Proceedings of the Academy of Natural Sciences of Philadelphia (Proc. Acad. Nat. Sci. Philad.), in 1913, in volume 65, pages 273-379

Created: 2011-06-01, modified: 2022-10-20

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 380-393

Created: 2013-03-02, modified: 2013-03-02

Published in Proceedings of the Academy of Natural Sciences, Philadelphia, in 1913, in volume 65, pages 394-492

Created: 2011-06-02, modified: 2011-06-21

Published in Proc. Acad. Nat. Sci. Philad, in 1913, in volume 65, pages 508-514

Created: 2011-06-01, modified: 2011-06-21

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 515

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Published in Proceedings of the Academy of Natural Sciences, Philadelphia, in 1913, in volume 65, pages 517-579

Created: 2010-02-09, modified: 2011-06-21

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 580

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 584-616

Created: 2013-03-02, modified: 2013-03-02

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 617

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 688-692

Created: 2013-03-02, modified: 2013-03-02

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 693-695

Created: 2013-03-02, modified: 2013-03-02

Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 696-699

Created: 2013-03-02, modified: 2013-03-02

Published in Proc. Acad. Nat. Sci. Philadelphia, in 1913, in volume 1913, pages 153-176

Created: 2010-01-26, modified: 2011-10-03

Published in Proc. Acad. Nat. Sci. Philad., in 1913, in volume 1913, pages 506

Created: 2010-03-21, modified: 2011-06-21