Maryland Biodiversity Project - Cereal Leaf Beetle (Oulema melanopus)

Cereal Leaf Beetle Oulema melanopus (Linnaeus, 1758)

Synonyms: Oat Beetle, Red-throated Cereal Beetle.

Kingdom Animalia > Phylum Arthropoda > Class Insecta > Order Coleoptera > Family Chrysomelidae > Genus Oulema Cereal Leaf Beetle - Oulema melanopus - https://www.marylandbiodiversity.com/view/14678

Considered invasive in many states because it is a pest on grains. Native to the Palearctic.

There are 23 records in the project database.

A Cereal Leaf Beetle in Montgomery Co., Maryland (5/7/2014). Photo by Judy Gallagher. (MBP list)

A Cereal Leaf Beetle in Anne Arundel Co., Maryland (6/6/2015). Photo by Judy Gallagher. (MBP list)

An Oulema melanopus species in Washington Co., Maryland (5/20/2018). Determined by V. Belov/BugGuide. Photo by Mark Etheridge. (MBP list)

A Cereal Leaf Beetle in Kent Co., Maryland (9/24/2015). Verified by Margarethe Brummermann/BugGuide. Photo by Shannon Schade. (MBP list)

Cereal Leaf Beetle in Harford Co., Maryland (4/29/2017). (c) Judy Gallagher, some rights reserved (CC BY-NC). Photo by Judy Gallagher. (MBP list)

Cereal Leaf Beetle in Montgomery Co., Maryland (5/9/2023). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). Photo by Jim Moore. (MBP list)

A Cereal Leaf Beetle in Washington Co., Maryland (5/20/2017). Verified by V Belov/Bugguide. Photo by Judy Gallagher. (MBP list)

A Cereal Leaf Beetle larva in Carroll Co., Maryland (5/14/2018). Photo by Peter Coffey. (MBP list)

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