Herpetogramma aeglealis

(Walker, 1859)
Serpentine Webworm

Sort #: 1545 | P3 #: 801191 | MPG #: 5280
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Larval feeding type: Frond tier
Larval substrate: Various fern species, incl. Polystichum acrostichoides (Christmas Fern), Osmunda (Royal Fern)
Phenology: Adult: 7/04 to 10/28 (81 records)

Status in MA (automated assessment): Widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1901
Last Year Reported: 2022

Distribution by County: Berkshire, Hampshire, Franklin, Worcester, Middlesex, Essex, Suffolk, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 88