Berosus ordinatus is a species of hydrophilid beetles native to the United States, specifically in the states of Maryland, Delaware, New York, New Jersey, Pennsylvania, Connecticut, and Rhode Island.

[1] It was originally described by John Lawrence LeConte in 1855 and is characterized by slightly divergent and prolonged elytral apices.

[2][3] This Hydrophilidae-related article is a stub.

You can help Wikipedia by expanding it.