Definition and revision of the pectoralis species-group of eastern North American Pachybrachis (Chrysomelidae: Cryptocephalinae)
By Barney
BioOne
Barney, R.J. 2018. Definition and revision of the
pectoralis species-group of eastern North American
Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae). The Coleopterists Bulletin 72(3): 471-499.
Abstract
The
pectoralis species-group of Nearctic
Pachybrachis Chevrolat, 1836 is defined and revised. The group is composed of seven species:
Pachybrachis clarki Barney,
Pachybrachis diversus Fall,
Pachybrachis obsoletus Suffrian,
Pachybrachis peccans Suffrian,
Pachybrachis pectoralis (F. E. Melsheimer),