The Leroy Simon Collection

Callosamia promethea male, Pennsylvania, copyright protected, courtesy of Leroy Simon.

Callosamia promethea female, copyright protected, courtesy of Leroy Simon.

Callosamia promethea eggs, copyright protected, courtesy of Leroy Simon.

Callosamia promethea early instars, copyright protected, courtesy of Leroy Simon.

Callosamia promethea third instar, Pennsylvania, copyright protected, courtesy of Leroy Simon.

Callosamia promethea fifth instar, Pennsylvania, copyright protected, courtesy of Leroy Simon.

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