Key to Adventive Sap Beetles (Coleoptera: Nitidulidae) in Hawaii, with Notes on Records and Habits

A key to the species of adventive sap beetles of Hawaii is provided to assist in the separation of adventive species from endemics, and includes the following species: Cybocephalus nipponicus Endrody-Younga, Conotelus mexicanus Sharp, Carpophilus (Urophorus) humeralis (F.), Carpophilus hemipterus (L.), Carpophilus (dimidiatus) dimidiatus (F.), Carpophilus (dimidiatus) freemani Dobson, Carpophilus (dimidiatus) maculatus Murray, Carpophilus (dimidiatus) mutilatus (Erichson), Carpophilus marginellus Motschulsky, Carpophilus oculatus Murray, Epuraea (Haptoncus) luteola Erichson, Epuraea (Haptoncus) munda (Sharp), Epuraea (Haptoncus) ocularis Fairmaire, Aethina (Idaethina) concolor (Macleay), Omosita discoidea (F.), Stelidota geminata (Say), Stelidota chontalensis Sharp, Phenolia (Aethinodes) attenuata (Reitter), and Phenolia (Lasiodites) limbata tibialis (Boheman). For each adventive species, general habits, island distributions within Hawaii, new collection records, and worldwide distribution are noted.