BioStor
 | List of the Coleoptera of southern California with notes on habits and descriptions of new species Fall Henry Clinton (1901) Occasional Papers of the California Academy of Sciences, San Francisco 8: 1-282 |
 | The Coleoptera of the Sacramento mountains of New Mexico Warren Knaus (1903) Entomological News, Philadelphia 14(6): 172-180 |
 | The Coleoptera of New Mexico H C Fall and T D A Cockerell (1907) Transactions of The American Entomological Society 33: 145-272 |