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Noun

spiny softshell - river turtle of western United States with a warty shell; prefers quiet water

pancake turtle, soft-shelled turtle - voracious aquatic turtle with a flat flexible shell covered by a leathery skin; can inflict painful bites

genus Trionyx, Trionyx - type genus of the Trionychidae

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References in periodicals archive

We chose the ornate box turtle (Terrapene ornata), spiny softshell turtle (Apalone spinifera), eastern river cooter (Pseudemys concinna), slender glass lizard (Ophisaurus attenuatus), prairie king snake (Lampropeltis calligaster), speckled king snake (L.

Assemblages of amphibians, reptiles, and mammals on an urban military base in Oklahoma

A little later in the spring, other species begin to emerge, including the bizarrely shaped spiny softshell turtle, which grows to about the size of a car's hub cap.

Turning turtles: how researchers are helping a "ghost" population of Ontario snapping turtles to survive

However, significantly more turtles were observed within the lake, including the common musk turtle (Sternotherus odoratus) and the spiny softshell turtle (Apalone spinifera).

Distribution of Cagle's map turtle (Graptemys caglei) in the Blanco and San Marcos rivers

Family Trionychidae.--The eastern spiny softshell turtle (Apalone spinifera, ISUVC #4108) was the only trionychid we found.

Urban herpetology II: amphibians and reptiles of the Indianapolis airport conservation lands

As its name implies, the spiny softshell turtle has a soft, flattened leathery shell.

Turtles of New York State

Other species are considered at risk in Canada but are found more commonly in the U.S., such as the sage grouse (Centrocercus urophasianus urophasianus), northern bobwhite (Colinus virginianus), burrowing owl (Speotyto cunicularia), eastern Massasauga rattlesnake (Sistrurus catenatus catenatus), and spiny softshell turtle (Apalone spinifera).

Canada and U. S. Save Shared Species at Risk