Copelatus glyphicus
(Say, 1823)
Copelatus glyphicus is a small diving in the Dytiscidae, described by Thomas Say in 1823. measure 4.2–4.6 mm in length and 2.1–2.5 mm in width. The is widely distributed across eastern North America.
Pronunciation
How to pronounce Copelatus glyphicus: //koʊˈpɛlətəs ˈɡlɪfɪkəs//
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Identification
Distinguished from other small dytiscids by its small size (under 5 mm), pale yellowish to reddish brown coloration, and the combination of Copelatus characteristics with its specific size range. The name refers to the engraved or carved appearance of the elytral surface.
Images
Appearance
are 4.2–4.6 mm long and 2.1–2.5 mm wide. Coloration ranges from pale yellowish brown to reddish brown.
Distribution
Eastern United States and southern Canada, from Newfoundland south to Florida and west to Minnesota and Texas.
Similar Taxa
- Other Copelatus speciesSimilar size and general appearance; C. glyphicus distinguished by specific size range and coloration.
- Small HydroporinaeOverlap in size and ; Copelatus have distinct elytral and body proportions.
More Details
Taxonomic history
First described by Thomas Say in 1823, making it one of the earlier described North American diving beetles.