130 IOWA STUDIES IN NATURAL HISTORY 
Tribe Podopini (Dallas) 
Genus Podops Laporte 
Subgenus Amaurochrous Stal 
einetipes (Say) 
parvulus Van Duzee 
Subfamily Pentatominae Stal 
Tribe Mecidiini (Distant) 
Genus Mecidea Dallas 
longula Stal 
Tribe Halyini (Stal) 
Genus Brochymena Amyot and Serville 
arborea (Say) 
quadripustulata (Fabricius) 
carolinensis (Westwood) 
. Tribe Pentatomini (Stal) 
Genus Peribalus Mulsant and Rey 
abbreviatus (Uhler) 
limbolarius Stal 
piceus (Dallas) 
Genus Trichopepla Stal 
semivittata (Say) 
atricornis Stal 
Genus Rhytidolomia Stal 
belfragei Stal 
Genus Chlorochroa Stal 
uhleri Stal 
Genus Mormidea Amyot and Serville 
Subgenus Melanochila Stal 
lugens (Fabricius) 
Genus Solubea Bergroth 
pugnax (Fabricius) 
Genus Euschistus Dallas 
Subgenus Euschistus Dallas 
Servus (Say) 
euschistoides (Vollenhoven) 
tristigmus (Say) 
var. pyrrhocerus (Herrich-Schaeffer) 
variolarius (Palisot de Beauvois) 
ictericus (Linnaeus) 
