DescriptionHaeckelAcanthophracta.jpg See here for index to numbers. Dorataspis typica (Haeckel) = Dorataspidae sp.? Diporaspis nephrophora (Haeckel) = Pleuraspis
DescriptionHaeckelAcanthophracta Big Spots.jpg English: Image Key To Original File Date 2 January 1904 Source https://commons.wikimedia.org/wiki/File:Haeckel_Acanthophracta