''Coenagrion hastulatum'', the northern damselfly or spearhead bluet, is a
damselfly in the family
Coenagrionidae.
The species is widespread and common in northern
Eurasia but is restricted to elevated or
bog
A bog or bogland is a wetland that accumulates peat as a deposit of dead plant materials often mosses, typically sphagnum moss. It is one of the four main types of wetlands. Other names for bogs include mire, mosses, quagmire, and muskeg; a ...
-like sites towards the west and south. In Britain, it is confined to a few small
lochans in
Scotland.
''C. hastulatum'' is long.
The specific part of the
scientific name
In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
, ''hastulatum'', from the
Latin ''hastula'' (small spear) is because of the distinctive markings on the second
segment of the
abdomen that resembles a spear.
References
External links
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Damselflies of Europe
Coenagrionidae
Insects described in 1825
Taxa named by Toussaint de Charpentier
{{Coenagrionidae-stub