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

Genus Tetyra

Almost Round Beetle - Tetyra bipunctata Must be a stinkbug - Tetyra bipunctata Must be a stinkbug - Tetyra bipunctata Must be a stinkbug - Tetyra bipunctata Scutelleridae - Tetyra bipunctata Tetyra ? - Tetyra robusta Tetyra bipunctata Shield-backed Bug - Tetyra bipunctata
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 Pentatomomorpha
Superfamily Pentatomoidea
Family Scutelleridae (Shield-backed Bugs)
Subfamily Pachycorinae
Genus Tetyra
Explanation of Names
Tetyra Fabricius 1803
3 spp. in our area, 5 described spp. total and many undescribed(1)(2)
up to 17 mm (T. bipunctata)(3)
Scent gland opens onto ventral surface without a channel(3)

T. antillarum: antennae pale with dark rings; rostrum long, reaching to or nearly to last abdominal segment
T. bipunctata: antennae dark, relatively uniform in color; rostrum relatively short, not extending past second visible abdominal segment
T. bipunctata: e. NA + WY & UT
T. robusta: nw. US (WA-OR-ID-CO)
T. antillarum: neotropical, ranging into FL & ?TX
T. bipunctata: pine (Pinus) seeds
T. robusta: juniper (Juniperus)(4)
Works Cited
1.First records of Tetyra bipunctata (Herrich-Schäffer 1839) in the western United States (Hemiptera: Scutelleridae: Pachycorinae
Clark A. 2016. Pan-Pac. entomol. 92: 113-118.
2.Shield Bugs (Scutelleridae)
Joseph Eger, Aline Barcellos, Luciana Weiler. 2015. Springer.
3.How to Know the True Bugs
Slater, James A., and Baranowski, Richard M. 1978. Wm. C. Brown Company.
4.The Hemiptera: Heteroptera of the Columbia River basin, western United States
Lattin J.D.