Support for the following proposals in the Class Trilobita by (a) G. Henningsmoen, to designate a type species in harmony with accustomed usage for the genus Protopeltura Brogger, 1882; (b) C. Poulsen, to secure the availability of the generic names Olen

Published in Bull. Zool. Nom., in 1956, in volume 12, pages 253

Date published:1956