The spiny softshell turtle (Apalone spinifera) is a species of softshell turtle, one of the largest freshwater turtle species in North America. Both the common name, spiny softshell, and the specific name, spinifera (spine-bearing), refer to the spiny, cone-like projections on the leading edge of the carapace, which are not scutes (scales).

• Spiny Softshell Turtle | National Wildlife Federation
• Spiny Softshell (Apalone spinifera) – Species Profile
• Spiny Softshell Turtle – Facts, Diet, Habitat & Pictures
• Spiny Softshell Guide – New York Natural Heritage Program
• Spiny Softshell Turtle Information and Pictures – PetGuide
• Spiny Softshell Turtle
• Turtles Distribution Map – New York State Department of Enviro
• Spiny Softshell Turtle – Animalia
• Native Turtles of New York (with Pictures) – TurtleOwner.com
• Spiny Softshell Turtle – U.S. National Park Service
• Spiny Softshell Turtle (Apalone spinifera) | about animals
• Turtles are unmistakable in appearance, their – New York State
• Spiny softshell turtle – Wikiwand
• Species Profile: Apalone spinifera – Spiny Softshell Turtle
• Spiny Softshell Turtle Facts – CRITTERFACTS
• Softshell turtle | Description & Facts | Britannica
• Apalone spinifera – Smithsonian Institution
• Spiny Softshell (Apalone spinifera) · iNaturalist