Barypeithes pellucidus

are eaten by

• Global Biotic Interactions: Catharus fuscescens (Stephens 1817) (Veery)
• Global Biotic Interactions: Catharus ustulatus (Nuttall 1840) (Swainson's Thrush)
• Global Biotic Interactions: Hylocichla mustelina (Gmelin & JF 1789) (wood thrush)
• Global Biotic Interactions: Sepedophilus marshami (Stephens 1832)

are preyed upon by

• Global Biotic Interactions: Synuchus vivalis (Illiger 1798)
• Global Biotic Interactions: Platynus (Platynus) assimilis (Paykull 1790)
• Global Biotic Interactions: Anisodactylus (Anisodactylus) binotatus (Fabricius 1787) (Carabidae)
• Global Biotic Interactions: Brachinus (Brachynolomus) explodens Duftschmid 1812
• Global Biotic Interactions: Asaphidion pallipes (Duftschmid 1812)

eat

• Global Biotic Interactions: Lathyrus pratensis L. (meadow pea)
• Global Biotic Interactions: Trifolium hybridum L. (alsike clover)
• Global Biotic Interactions: Taraxacum tenejapense A. J. Richards
• Global Biotic Interactions: Anthriscus sylvestris (L.) Hoffm. (Cow Parsley)
• Global Biotic Interactions: Tragopogon pratensis L. (jack-go-to-bed-at-noon)