BioStor
 | Additional list of insects taken in alpine region of Mt. Washington Annie Slosson (1898) Entomological News, Philadelphia 9(10): 251-253 |
 | The Coleoptera of New Mexico H C Fall and T D A Cockerell (1907) Transactions of The American Entomological Society 33: 145-272 |
 | At the Ceanothus in Virgnia. Nathan Banks (1912) Entomological News, Philadelphia 23(3): 102-110 |
 | Coleoptera Collected at Schoharie, N. Y., June 9-14, 1918, with Descriptions of New Species Howard Notman (1920) Journal of The New York Entomological Society 28: 14-31 |
 | The insect fauna of ninebark, Physocarpus opulifolius (Rosaceae) A G Wheeler and E R Hoebeke (1985) Proceedings of the Entomological Society of Washington 87: 356-370 |