Elaphrus ruscarius
Say, 1834
Shore Ground Beetle
A of in the Elaphrinae, described by Thomas Say in 1834. Like other members of the Elaphrus, it bears a strong resemblance to (Cicindelinae), which can mislead . The genus is known for its preference for moist near water.
Pronunciation
How to pronounce Elaphrus ruscarius: /ɛˈlæfrəs rʌsˈkɛəriəs/
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Identification
Distinguished from true (Cicindelinae) by its placement in the Elaphrinae. Members of Elaphrus share the general body form and metallic coloration of tiger beetles but differ in genitalic and other subtle morphological characters. Specific diagnostic features for E. ruscarius require examination of material or authoritative .
Images
Habitat
Associated with moist environments, particularly shorelines and wet ground, consistent with the -wide preference for damp .
Distribution
Recorded from Canada and the United States in North America.
Human Relevance
Occasionally encountered by due to its resemblance to ; specimens have been noted in entomological exchanges.
Similar Taxa
- Cicindela spp. share metallic coloration and body form, causing frequent misidentification; Elaphrus lacks the characteristic structure and of Cicindelinae.
- Other Elaphrus speciesCongeneric may require dissection or examination of male for definitive identification.