Nyholmia confusa

(Brown, 1930)

Nyholmia confusa is a of marsh beetle in the Scirtidae. The species was originally described by Brown in 1930 under the Cyphon as Cyphon confusus, and has since been reclassified under the genus Nyholmia. It is known from eastern North America, with records from Canada including New Brunswick, Newfoundland, Nova Scotia, and Ontario. Like other members of Scirtidae, this species is associated with moist or aquatic environments.

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Pronunciation

How to pronounce Nyholmia confusa: /niːˈhɔlmiːə kənˈfjuːsə/

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Habitat

Associated with marshy or moist , consistent with the 'marsh beetle' applied to members of the Scirtidae. Specific microhabitat preferences for this are not documented.

Distribution

Eastern North America. Documented from Canadian provinces: New Brunswick, Newfoundland, Nova Scotia, and Ontario. Distribution in the United States, if present, is not clearly established in available sources.

Similar Taxa

Other Nyholmia species within the Nyholmia would share general body plan and preferences, requiring detailed examination for separation.
Cyphon speciesOriginally described in this ; morphological similarity necessitated taxonomic revision to separate Nyholmia from Cyphon.

More Details

Taxonomic History

Originally described as Cyphon confusus Brown, 1930. Later transferred to the Nyholmia, though GBIF currently lists it as a synonym of Cyphon confusus, indicating ongoing taxonomic uncertainty or alternative classification schemes in use.

Data Availability

This is extremely poorly documented in the literature. Only one observation is recorded in iNaturalist, and no detailed biological studies have been identified. Most aspects of its remain unknown.