BioStor
 | A generic synopsis of the coccinellid larvae in the United States National Museum, with a description of the larva of Hyperaspis binotata Say Adam Bvving (1917) Proceedings of The United States National Museum 51: 621-650 |
 | A list of the beetles of San Diego County, California M O O R E Jan (1937) Occasional Papers of the San Diego Society of Natural History 2: 1-109 |