Attracted to lights; introduced into the US from Europe prior to the 1840's(2)
Ocampo F.C. (2002) Hybosorids of the United States and expanding distribution of the introduced species Hybosorus illigeri (Coleoptera: Scarabaeoidea: Hybosoridae). Ann. Ent. Soc. Am. 95: 316-322. (Full text)
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