About Stromboceros delicatulus (Fallén, 1808)
Stromboceros delicatulus (Fallén, 1808) is a species of sawfly that is native to the Palearctic realm, and it is classified within the genus Stromboceros. The larvae of this sawfly feed on ferns. Recorded host ferns for its larvae include Athyrium filix-femina (common ladyfern), Dryopteris filix-mas (male fern), Onoclea sensibilis (sensitive fern), and Pteridium aquilinum (bracken fern).