Ectoparasitoid-host

Guides

• Caulophilus oryzae

  Broad-nosed Grain Weevil

  Caulophilus oryzae is a stored product pest in the family Curculionidae, commonly known as the broad-nosed grain weevil. It serves as an alternative host for the ectoparasitic wasp Cephalonomia hyalinipennis. The species is found in stored grain environments and has been documented in the Galápagos Islands, North America, and the Canary Islands.

  stored-product-pestgrain-weevilCurculionidaeCaulophilusagricultural-pestectoparasitoid-host

• Gastrallus

  Gastrallus is a genus of beetles in the family Ptinidae containing nearly 100 described species. The genus has a nearly worldwide distribution, with the Palearctic realm harboring the greatest diversity. Several species are significant pests of cultural heritage materials, particularly in library and archive environments.

  Ptinidaelibrary-pestcultural-heritage-pestbook-borerstored-product-pestPalearcticcosmopolitan-distributionectoparasitoid-host

• Trochosa

  Trochosa is a large genus of wolf spiders (Lycosidae) with worldwide distribution. These medium-sized, ground-dwelling spiders are cursorial hunters that do not construct webs to capture prey. The genus is particularly well-documented in Europe and North America, though it remains taxonomically unrevised in Africa. As of October 2025, the genus contains 93 species.

  spiderwolf-spidercursorial-hunterground-dwellingnocturnalectoparasitoid-host