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Smerinthus cerisyi
One-eyed Sphinx, Cerisy's Sphinx
Smerinthus cerisyi is a sphinx moth in the family Sphingidae, recognized by the single prominent eyespot on each hindwing. The species is univoltine, with adults active throughout summer. Adults do not feed. Larvae feed on willow, poplar, pear, plum, and snowberry. The species was first described by William Kirby in 1837 and named in honor of Alexandre Louis Lefèbvre de Cérisy.