Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Family Lygaeidae - Seed Bugs

Birch Catkin Bug - Kleidocerys resedae Melanopleurus sp.  - Melanopleurus belfragei Bug ID - Ochrimnus lineoloides black and red bug - Melacoryphus lateralis Small Milkweed Bug - Lygaeus turcicus ID Needed - Lygaeus kalmii Milkweed Bug - Oncopeltus cayensis Just a bleached out Large Milkweed Bug? - Oncopeltus fasciatus Seed bug? - Nysius
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Heteroptera (True Bugs)
Family Lygaeidae (Seed Bugs)
Synonyms and other taxonomic changes
In 1997 Thomas J Henry split this family as it was previously understood into 11 smaller families. For the other families created by this reorganization see:
Cryptorhamphidae (not found in our area)
Heterogastridae (Not yet represented in BugGuide)
Size
Small, the largest are 13 mm or so.
Identification
They have a beak; four segmented antennae. Most have enlarged, raptorial-looking front legs.
They differ from leaf bugs (Miiridae) in having ocelli and lacking a cuneus; they have harder bodies.
Food
They feed on seeds.
See Also
Leaf-footed bugs, Coreidae
Broad-headed Bugs, Alydidae
Print References
Slater, J.A. 1964. A catalogue of the Lygaeidae of the world. 2 volumes. University of Connecticut, Storrs. xviii + 1668 pp.
(1)
Internet References
Slater J. A. (1990) Lygaeidae of Florida (Hemiptera: Heteroptera) Arthropods of Florida and neighboring land areas, v. 14 0066-8036 - treats Lygaeidae inclusively, i.e. incl. Blissidae, Cymidae, Geocoridae, Lygaeidae, Ninidae, Pachygronthidae, and Rhyparochromidae
Works Cited
1.Borror and DeLong's Introduction to the Study of Insects
By Norman F. Johnson, Charles A. Triplehorn