Two new species of Clavicornaltica Scherer (Coleoptera, Chrysomelidae, Galerucinae) from the Ryukyu Islands, Southwestern Japan, with a redescription of C. sakishimana Suenaga and Yoshida Author Suenaga, Haruki text Zootaxa 2023 2023-06-13 5301 4 447 460 http://dx.doi.org/10.11646/zootaxa.5301.4.3 journal article 10.11646/zootaxa.5301.4.3 1175-5326 8035929 F05230C6-0F99-46DA-9DA2-FAD081E960D3 Key to three species of Clavicornaltica from Japan 1 Body sub-spherical; elytra impunctate; aedeagus constricted at antero-lateral sides................... C . nakanoi sp. nov. - Body oval; elytra with punctate striae; aedeagus not modified.................................................. 2 2 Apical margin of 11th antennomere distinctly truncate and notched apically. Elytral punctures distinct. Hind wing degraded in both sexes. Aedeagus gradually widened from base to truncated apex; endophallus shorter........... C . tokushigei sp. nov. - Apical margin of 11th antennomere somewhat truncate. Elytral punctures shallow and indistinct. Hind wing well developed in male, but degraded in female. Aedeagus with round and notched apex; endophallus extremely longer..................................................................................... C . sakishimana Suenaga and Yoshida, 2016