New Genus and Two New Species of Railroad-Worm Beetles from Brazil, with a Discussion on Asymmetry of Aedeagus in the Family (Coleoptera: Phengodidae)

Here we describe a new genus, Microphrixothrixgen. nov., and two new species, Michrophrixothrix gandarelasp. nov. and Michrophrixothrix kumagaiaesp. nov., both from Minas Gerais, Brazil. This new genus is distinguished by the following character combination: interantennal distance larger than scape length, antenna with eleven antennomeres, IV to X with two long symmetrical branches; mandible long, pointed forward; maxillary palpi 4-segmented,...