APA (7th ed.) Citation

Frank, J. Deltocymatoceras galea (Fritsh, 1872) the remarkable Upper Cretaceous Nautilid (Cephalopoda).

Chicago Style (17th ed.) Citation

Frank, Jiří. Deltocymatoceras Galea (Fritsh, 1872) the Remarkable Upper Cretaceous Nautilid (Cephalopoda).

MLA (9th ed.) Citation

Frank, Jiří. Deltocymatoceras Galea (Fritsh, 1872) the Remarkable Upper Cretaceous Nautilid (Cephalopoda).

Warning: These citations may not always be 100% accurate.