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Species Lygus lineolaris - Tarnished Plant Bug

Species Lygus lineolaris - Tarnished Plant Bug - Lygus lineolaris Plant Bug ID Request - Lygus lineolaris Unknown Insect - Lygus lineolaris Lygus Bug? - Lygus lineolaris Please help, possible beetle? - Lygus lineolaris Tarnished Plant Bug - Lygus lineolaris Plant Bug Lygus lineolaris ??? - Lygus lineolaris Plant Bug - Lygus lineolaris - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Heteroptera (True Bugs)
Infraorder Cimicomorpha
Superfamily Miroidea
Family Miridae (Plant Bugs)
Subfamily Mirinae
Tribe Mirini
Genus Lygus (Lygus Bugs)
Species lineolaris (Tarnished Plant Bug)
Synonyms and other taxonomic changes
Lygus lineolaris (Palisot de Beauvois)
Orig. Comb: Capsus lineolaris Palisot de Beauvois, 1818
Size
3.7-4.6 mm (male), 3.8-5.0 mm (female) (1)
Identification
Adult - pale yellow "Y" shape on the scutellum is the most notable feature
Frons with submedian stripes (vittae) (only 4 species including rufidorsus, plagiatus and unctuosus have submedian stripes);

Long, dense hairs (distinguished from rufidorsus);
Hemelytra without patch hairs (distinguished from plagiatus); and
Red or yellow lateral margins of the mesoscutum) (distinguished from unctuosus)

Nymph(1)
Frons with submedian stripes (vittae) (only 4 species including rufidorsus, plagiatus and unctuosus have submedian stripes); and
Extensively reddish dark markings (in plagiatus and unctuosus mostly dark brown/black)

Adult: a pale yellow "Y" shape on the scutellum is the most notable feature; elytra vary in color from light to dark brown; cuneus usually yellowish or clear, with a small black spot at the tip; color and markings vary between sexes and between overwintering and summer adults.
Nymph: yellowish-green with 4 black dots on the back
Range
throughout N. Amer. (2), but less common out west (BG data)
Habitat
mostly fields, gardens, and meadows but also present in the leaf litter and understorey of woodlands and parks
Season
mostly: Mar-Nov (BG data)
Food
nymphs and adults feed on cotton, soybeans, and more than 50 other crops, plus commercially-grown flowers, fruit trees, forest tree nurseries, and weeds (Over half of the US cultivated plant species are listed as host plants for tarnished plant bugs(3))
Life Cycle
overwinters as an adult in the north (active all year in the south); eggs are inserted into plant tissues in the spring, and hatch in 10-21 days; nymphs develop through 5 instars in 3 weeks; summer life cycle from egg to adult takes approximately 4 weeks; summer adults live 1-2 months; 3 generations per year in the north, and more in the south
Remarks
The most common plant bug in the US
Print References
Young, O.P. 1986. Host plants of the tarnished plant bug, Lygus lineolaris (Heteroptera: Miridae). Annals of the Entomological Society of America 79: 747-762.
Internet References
Works Cited
1.Revision of the Nearctic species of the genus Lygus Hahn with a review of the Palaearctic species (Heteroptera: Miridae)
Schwartz, M.D. and Foottit, R.G. 1998. Associated Publishers.
2.Catalog of the Heteroptera, or True Bugs of Canada and the Continental United States
Thomas J. Henry, Richard C. Froeschner. 1988. Brill Academic Publishers.
3.Handbook of vegetable pests
J.L. Capinera. 2001. Academic Press, San Diego. 729 pp.