Laccobius spangleri
Cheary, 1971
A small water scavenger beetle in the Hydrophilidae, known from eastern and central North America. are associated with aquatic and semi-aquatic . The is one of approximately 50 Laccobius species worldwide, with most occurring in the Northern Hemisphere.

Pronunciation
How to pronounce Laccobius spangleri: /ˈlæ.kəˌbaɪ.əs ˈspæŋ.ɡləˌraɪ/
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Habitat
Aquatic and semi-aquatic environments including ponds, marshes, and slow-moving waters. Specific microhabitat preferences within these systems remain undocumented.
Distribution
Eastern and central North America. Canada: Manitoba, New Brunswick, Newfoundland and Labrador, Ontario, Quebec, Saskatchewan. United States: Connecticut, Iowa, Illinois, Indiana, Kansas, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Pennsylvania, Rhode Island, South Dakota, Virginia, Vermont, Wisconsin.
Similar Taxa
- Laccobius agilisOverlaps in eastern North American range; distinguished by subtle differences in male genitalia and elytral punctation patterns requiring microscopic examination.
- Laccobius minutusBroadly sympatric; separation requires examination of structure and protarsal claw .