Cranium of the Common Mudpuppy (Lateral View) Small 320×122 Medium 640×244 Large 1024×390 Download Tiff Original 2400×914 | (590.0 KB) Description The Common Mudpuppy (Necturus maculosus) is a species of aquatic salamander found throughout the northeastern United States, and parts of Canada. Pictured here is the lateral view of the cranium. Keywords Common Mudpuppy, cranium, lateral view, necturus maculosus, salamander Galleries Amphibian Anatomy Source: Encyclopaedia Britannica (11th ed., vol. 3) (New York, NY: The Encyclopaedia Britannica Company, 1910)