Ligyrocoris
Stål, 1872
dirt-colored seed bugs
Species Guides
10- Ligyrocoris barberi
- Ligyrocoris caricis
- Ligyrocoris delitus
- Ligyrocoris depictus(dirt-colored seed bug)
- Ligyrocoris diffusus(Diffused Seed Bug)
- Ligyrocoris latimarginatus(dirt-colored seed bug)
- Ligyrocoris litigiosus(dirt-colored seed bug)
- Ligyrocoris obscurus(dirt-colored seed bug)
- Ligyrocoris probably-unnamed
Ligyrocoris is a of seed bugs in the Rhyparochromidae, comprising approximately 13-14 described distributed across the Northern Hemisphere. Species within this genus exhibit notable ecological diversity, with some inhabiting dry fields and slopes while others occupy wetland margins. At least one species, L. caricis, has been documented feeding on sedge seeds and exhibiting a synchronized with its plant's .
Pronunciation
How to pronounce Ligyrocoris: //laɪˌdʒɪroʊˈkɔːrɪs//
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Habitat
preferences vary considerably among . Some species occur in relatively dry fields and slope habitats, while at least one species (L. caricis) has been documented in an atypical habitat: margins of small ponds where sedge clumps stand in water among exposed rocks.
Distribution
Northern Hemisphere, with records from Europe (Denmark, Norway, Sweden) and North America (United States, including Vermont). distributions within the are markedly different and partially sympatric in some regions such as New England.
Seasonality
activity timing varies by . L. caricis becomes adult in mid-June and oviposits until mid-July, with in over summer and winter, hatching in May. This appears adapted to plant fruiting in late May and June.
Diet
At least one , L. caricis, feeds upon seeds of the sedge Carex stricta. Diet of other species within the is not documented in available sources.
Host Associations
- Carex stricta - seed food sourceDocumented for L. caricis; seeds consumed
Life Cycle
In L. caricis: laid in mid-July, enter over summer and winter, hatch in May. present mid-June. timing appears adapted to plant . Life cycles of other are not documented.
Behavior
Males of at least one (L. diffusus) produce sounds during courtship . functions as a component of mating rituals.