Descent, inheritance, and the law of marriage are the same as among the Punkas.
3. Iowas. In like manner the Iowas have eight gentes, as follows:
| 1. Wolf. | 2. Bear. | 3. Cow Buffalo. | 4. Elk. |
| 5. Eagle. | 6. Pigeon. | 7. Snake. | 8. Owl.[153] |
A gens of the Beaver Pä-kuh′-thä once existed among the Iowas and Otoes, but it is now extinct. Descent, inheritance, and the prohibition of intermarriage in the gens are the same as among the Punkas.
4. Otoes and Missouris. These tribes have coalesced into one, and have the eight following gentes:
| 1. Wolf. | 2. Bear. | 3. Cow Buffalo. | 4.Elk. |
| 5. Eagle. | 6. Pigeon. | 7. Snake. | 8. Owl.[154] |
Descent among the Otoes and Missouris is in the female line, the children belonging to the gens of their mother. The office of sachem, and property are hereditary in the gens, in which intermarriage is prohibited.
5. Kaws. The Kaws (Kaw′-ză) have the following fourteen gentes:
| 1. Deer. | 2. Bear. | 3. Buffalo. | 4. Eagle (white). |
| 5. Eagle (black). | 6. Duck. | 7. Elk. | 8. Raccoon. |
| 9. Prairie Wolf. | 10. Turtle. | 11. Earth. | 12. Deer Tail. |
| 13. Tent. | 14. Thunder.[155] |