Proposed use of the Plenary Powers to suppress the generic names Orthoceros Bruimicb, 1771, and Orthoeera Modeer, 1789 so as to stabilise the generic name Orthoceras Bruguiere, 1789 (Class Cephalopoda, Order Nautiloidea)
Published in Bull. Zool. Nom., in 1959, in volume 17, pages 9-24
Date published:1959