Peltodytes litoralis
Matheson, 1912
Peltodytes litoralis is a of crawling water beetle in the Haliplidae, described by Matheson in 1912. It belongs to a of small, semiaquatic beetles associated with freshwater . The species is known from North America, with records from New Brunswick, Canada. Like other haliplids, it likely inhabits shallow, vegetated freshwater margins.
Pronunciation
How to pronounce Peltodytes litoralis: //ˌpɛltoʊˈdaɪtiːz lɪˈtɔrəlɪs//
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Identification
Members of Peltodytes can be distinguished from other haliplid by the presence of a distinct peltate (shield-shaped) plate on the surface of the hind , which covers most of the from below. Specific identification of P. litoralis requires examination of male genitalia and other fine morphological details; it is part of a that requires careful taxonomic scrutiny.
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Habitat
Shallow freshwater with vegetation, typical of the Haliplidae. Specific microhabitat preferences for this are not well documented.
Distribution
North America. Documented from New Brunswick, Canada. Distribution records are sparse.
Behavior
are capable of swimming but are primarily among aquatic vegetation. They are air-breathing and must surface periodically.
Similar Taxa
- Peltodytes speciesOther members of the share the diagnostic peltate hind and require dissection or detailed examination to distinguish from P. litoralis.
- Other Haliplidae genera such as Haliplus and Brychius lack the enlarged, shield-like hind characteristic of Peltodytes.
More Details
Taxonomic note
The specific epithet 'litoralis' refers to the shore or , suggesting association with lake or pond margins. However, this ecological inference has not been formally tested for this .
Data limitations
This has relatively few occurrence records (137 observations on iNaturalist as of source date). Detailed biological information remains unreported in accessible literature.