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Bombycoidea >> Saturniidae >> Hemileucinae - Hemileucini >> Automeris

Automeris io

(Fabricius, 1775)
Io Moth

Sort #: 1646 | P3 #: 890055 | MPG #: 7746 | PFG Page #: 252
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Larval feeding type: Feeds communally when young, they then disperse and feed singly
Larval substrate: Deciduous trees, shrubs and herbaceous plants, incl. Prunus serotina* (Black Cherry), Quercus ilicifolia* (Scrub Oak), Morella* (Bayberry), Populus* (Poplar), Baptisia tinctoria* (Yellow Wild Indigo), Trifolium (Clover), Zea mays (Corn), Acer (Maple), Salix (Willow)
Phenology: Adult: 5/09 to 8/22 (279 records)

Status in MA (automated assessment): Widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1833
Last Year Reported: 2021

Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Essex, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 650

  • Adult male attracted to light (Photo: ©S. Whitebread)

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