Trichapion
Guides
Trichapion porcatum
Trichapion porcatum is a species of straight-snouted weevil in the family Brentidae. It is recorded from eastern Canada, specifically New Brunswick, Ontario, and Quebec. The genus Trichapion comprises small weevils associated with leguminous plants. Limited observational data exists for this species.
Trichapion roseae
Trichapion roseae is a small weevil in the family Brentidae, formerly placed in the family Apionidae. It is associated with plants in the genus Rosa (roses), with adults and larvae feeding on various parts of the host. The species is native to the Palearctic region and has been introduced to North America. It is recognized by its elongated rostrum and association with rose hosts.
Trichapion sayi
Trichapion sayi is a species of seed weevil in the family Apionidae. Members of the genus Trichapion are characterized by their distinctive elongated snouts and association with leguminous host plants. The species epithet honors Thomas Say, a pioneering American entomologist. Like other apionid weevils, this species likely develops in seeds or other plant tissues, though specific biological details remain poorly documented in accessible literature.