Anarthraspis is an extinct genus of placoderm fishes which lived during the Early Devonian period. The type species, Anarthraspis chamberlini, was a contemporary of the placoderm Bryantolepis. The specific epithet, chamberlini, honours British Prime Minister Neville Chamberlain. References Devonian placoderms Arthrodires Placoderm families Early Devonian first appearances Early Devonian extinctions