Template:Direction 56

• International Commisision on Zoological Nomenclature 1956. Direction 56. Completion and in certain cases correction of entries relating to the names of genera belonging to the classers Pisces, Amphibia and Reptilia made in the Official List of Generic Names in Zoology in the period up to the end of 1936. Opinions and declarations rendered by the International Commission on Zoological Nomenclature 1D(17): 337–364. BHL  
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Nomenclatural acts

• Date of publication: 20 December 1956