VOL. 167 · NO. 1 | March 2020
 
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Proceedings of the Academy of Natural Sciences contains papers in the areas of systematics, taxonomy, evolution, biogeography, and ecology.
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Articles (12)
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Articles
Matthew R. Halley
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 1-9, (9 May 2019) https://doi.org/10.1635/053.167.0101
KEYWORDS: history of science, Thomas Say, Samuel Morton, Malacology, Ammonoidea, Navesink Formation
Edward B. Daeschler, Jason P. Downs, Chelsea Matzko
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 11-25, (9 May 2019) https://doi.org/10.1635/053.167.0102
Paul Callomon
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 27-47, (15 July 2019) https://doi.org/10.1635/053.167.0103
KEYWORDS: Alvin R. Cahn, Tokubei Kuroda, Takashi Ino, Japan, GHQ, Yoshio Shirai, Natural Resources Section, mollusks
Jennifer Anné, Allison R. Tumarkin-Deratzian, Hope J. Cuff, Paul Orsini, Barbara Grandstaff
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 49-56, (22 August 2019) https://doi.org/10.1635/053.167.0104
Jon Baskin, P. Darrow Gervais, Camille J. Gervais
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 57-68, (17 March 2020) https://doi.org/10.1635/053.167.0105
KEYWORDS: Hydrochoerinae, Neochoerus aesopi, Leidy
Mark H. Sabaj, Hernán López-Fernández, Stuart C. Willis, Devya D. Hemraj, Donald C. Taphorn, Kirk O. Winemiller
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 69-86, (17 March 2020) https://doi.org/10.1635/053.167.0106
KEYWORDS: biodiversity, biogeography, freshwater, neotropical, taxonomy, systematics
David J. Velinsky, Bhanu Paudel, Christopher K. Sommerfield
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 87-103, (26 March 2020) https://doi.org/10.1635/053.167.0107
KEYWORDS: sediment accumulation, accretion, nutrients, radionuclides, stable isotopes
Luisa Maria Sarmento-Soares, Ronaldo Fernando Martins-Pinheiro
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 85-146, (19 October 2020) https://doi.org/10.1635/053.167.0108
Flávio C. T. Lima, Tiago C. Faria, Willian M. Ohara, Bruno S. F. Barros
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 147-158, (22 December 2020) https://doi.org/10.1635/053.167.0109
KEYWORDS: Amazon Basin, Stethaprioninae, Moenkhausia bonita, Moenkhausia dichroura, Moenkhausia intermedia
Lawrence J. Hribar, Andrew K. Rasmussen
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 159-161, (31 March 2021) https://doi.org/10.1635/053.167.0110
KEYWORDS: geographic distribution, island, surveillance, aquatic insect, species inventory
Erdoğan Çiçek, Soheil Eagderi, Sevil Sungur
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 163-169, (6 July 2021) https://doi.org/10.1635/053.167.0111
KEYWORDS: freshwater, Gobio, Konya, morphology, taxonomy
Michael W. Littmann, John G. Lundberg, Marcelo Salles Rocha
Proceedings of the Academy of Natural Sciences of Philadelphia 167 (1), 171-223, (9 July 2021) https://doi.org/10.1635/053.167.0112
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