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Chihuahuan Mud Turtle vs. Yellow Mud Turtle

They meet in the springs and stock tanks near Marfa, the only place the Chihuahuan Mud Turtle lives in the United States. A: Covered with dark spots and a dark net in the Chihuahuan Mud Turtle; plain yellow or cream chin and throat in the Yellow Mud Turtle. Count the edge plates of the top shell: in the Yellow Mud Turtle the ninth and tenth are much taller than the eighth; in the Chihuahuan Mud Turtle the ninth is no taller than the eighth.

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Chihuahuan Mud Turtle

Kinosternon hirtipes

Yellow Mud Turtle

Kinosternon flavescens
Chihuahuan Mud Turtle vs. Yellow Mud Turtle: comparison sheet with the differences marked

Photographs via iNaturalist under Creative Commons licences; the photographers are credited on the sheet.

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