Apiomdae from North and Central America. Part 2. Description of a New Subgenus and Two New Species of Apion from Mexico (Coleoptera)

David G. Kissinger

Abstract


A new subgenus, Xixias (type species Apion herculanum Smith), is described for the Avion herculanum group and the Apion peculiare group formerly assigned to the Apion subgenus Ixias Sainte-Claire Deville. Unique features within Apionidae are the structure of the endophallus and the host plant families Caprifoliaceae and Rutaceae. A. nigrosparsum Suffrian formerly included in the peculiare group is excluded. Two new species described from Mexico Apion clarki Kissinger and A. hahowdeni Kissingel, are the first North American Apion with tuberculate elytra. Supplmental descriptions and/or distribution records are given for Apion americanum Wagner, Apion basirostre Sharp, Apion lebasii Gyllenhal, Apion harpax Kissinger, Apion peculiare Wagner and Apion xanthoxyli Fall.

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