Template:Gloyd, 1969

• Gloyd, H.K. 1969. Two additional subspecies of North American crotalid snakes, genus Agkistrodon. Proceedings of the Biological Society of Washington 82(1): 219–232. BHL  
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Nomenclatural acts

• Date of publication: 29 May 1969

New names (2)

• Agkistrodon contortrix phaeogaster [p .220]
• Agkistrodon piscivorus conanti [p. 226]