Black-knobbed Map Turtle

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Black-knobbed Map Turtle
Black-knobbed Map Turtle hatchlings
Black-knobbed Map Turtle hatchlings
Conservation status
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Testudines
Family: Emydidae
Genus: Graptemys
Species: G. nigrinoda
Binomial name
Graptemys nigrinoda
Cagle, 1954

The Black-knobbed Map Turtle (Graptemys nigrinoda) is a species of turtle in the Emydidae family. It is endemic to the United States.

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