Comparison of larvae of common Asterocampa species
(All caterpillars found and raised to maturity in Starr County, TX)

Body

Tawny Emperor
(A. clyton)

Life History
Hackberry Emperor
(A. celtis)

Life History
Empress Leilia
(A. leilia)

Life History

Face

Tawny Emperor (A. clyton) Hackberry Emperor (A. celtis) Empress Leilia (A. leilia)
Note: The faces of all three species may be black instead of green. Facial coloration should not be used to try to distinguish these caterpillars.