VII. Cete, Hvale, pp. 12-17, spp. 22-32. 1. Monodon monoceros; 2. Balaena mysticetus; 3. B. physalus; 4. B. boops; 5. B. musculus; 6. B. rostata, p. 13; 7. Physeter macrocephalus; 8. P. microps; 9. Delphinus orca; 10. D. phocoena; 11. D. delphis; 12. D. albicans, p. 14. List with brief notes.