Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico Author Bousquet, Yves Agriculture and Agri-Food Canada, Central Experimental Farm, Ottawa, Ontario, Canada bousquety1@yahoo.com text ZooKeys 2012 2012-11-28 245 1 1722 http://dx.doi.org/10.3897/zookeys.245.3416 journal article http://dx.doi.org/10.3897/zookeys.245.3416 1313-2970-245-1 FFFF52503A0AFF882450FFB66D45FF8E 578462 Genus Horologion Valentine, 1932 Horologion Valentine, 1932b: 2. Type species: Horologion speokoites Valentine, 1932 by monotypy. Etymology (original). From the Greek horologion (hourglass), probably alluding to the shape of the body of the adult which, because of the markedly constricted pronotum posteriorly, resembles an hourglass [neuter]. Diversity. One species in eastern United States. Identification. Valentine (1932b) published a detailed description of the species enhanced by several accurate drawings.