How Do These Black Swallowtail Butterflies Differ?


Pipevine Swallowtail


Spicebush Swallowtail


Black Swallowtail


Tiger Swallowtail - black phase


Examine the forewings of the butterfiles and note how the pattern of yellow spots varies.
Examine the hindwing and note how the pattern of red spots varies.

Now compare them from a dorsal view

Comments to: Pat Heithaus, BFEC, Heithausp@kenyon.edu
Edited: 9-7-99
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