Triplax Herbst Triplax Herbst 1793: 146. Type species: Silpha russica Linnaeus 1758: 360, by subsequent designation of Curtis 1838: 706. Paratritoma Gorham 1888: 71. Type species: Paratritoma divisa Gorham 1888: 72, by subsequent designation of Alvarenga 1965: 88; synonymy by Johnson 1967: 8. Tritomapara Alvarenga 1970: 45. Type species: Paratritoma divisa Gorham 1888: 72, by ICZN 1999, Article 67.8; new name for Paratritoma Gorham 1888: 71, new objective synonym of Paratritoma Gorham 1888: 71. Ogcotriplax Heller 1920: 29. Type species: Triplax (Ogcotriplax) pseuda Heller 1920: 50, by original designation; synonymy by Wegrzynowicz 2007: 543. Pseudotriplax Heller 1920: 29. Type species: Triplax (Pseudotriplax) tayabasi Heller 1920: 49, by original designation; synonymy by Wegrzynowicz 2007: 543. Platichna Thomson 1863: 295. Type species: Silpha bicolor Marsham 1802: 122 [synonym of Silpha aenea Schaller 1783: 254], by subsequent designation of Chûjô and Chûjô 1990: 9; synonymy by Kuhnt 1909: 81. Platychna [sic] of Platichna Thomson 1863: 295.

Published as part of Skelley, Paul E., 2020, Nomenclatural notes for the Erotylinae (Coleoptera: Erotylidae), pp. 1-35 in Insecta Mundi 2020 (767) on page 6, DOI: 10.5281/zenodo.5353590