Coleophora persimplexella

Adults can be distinguished from other Coleophora species by genitalia examination; external morphology is generally insufficient for reliable identification within this genus. The larval lobe case is a key identifying feature, though case shape alone does not distinguish this species from all congeners. Confirmed identification requires reference to the original description and comparison with type specimens.

Associated with habitats supporting host plants: Comptonia (sweetfern) occurs in dry sandy or rocky soils, often in pine barrens or forest openings; Betula (birch) and Alnus (alder) are found in varied moist to wet woodland and riparian settings.

Canada: Nova Scotia (confirmed). Additional Canadian provinces may be within range but lack published records.

Larvae feed on leaves of Comptonia peregrina (sweetfern), Betula species (birch), and Alnus species (alder).

• Comptonia peregrina - larval hostsweetfern
• Betula - larval hostbirch species
• Alnus - larval hostalder species

Larvae construct and inhabit a portable lobe case, a characteristic structure of the genus Coleophora. Case construction and specific larval instar details for this species have not been documented.

Larvae create and carry lobe cases for protection while feeding on host plant leaves. Case-bearing behavior is typical of the family Coleophoridae.

Herbivore on woody deciduous and semi-deciduous plants; specific ecosystem functions have not been studied.

• Other Coleophora speciesExternal morphology of adults is highly similar across the genus; genitalia dissection is required for definitive identification. Larval cases vary in shape and host association provides the best field clue.

• case-bearer
• lobe case
• McDunnough 1955
• Canadian endemic

• BugGuide
• Wikipedia
• GBIF taxonomy match
• iNaturalist taxon
• NCBI Taxonomy
• Catalogue of Life