Both the Sun and the Moon are considered to be females (incl. cases when the gender is not directly specified but both emerge from parts of the body of a female person)
Inhabitans of the Middle World are (partly) destroyed (or will be destoyed) once by fire or draught, another time by a flood or the world is destroyed with a flood of fire or boiling water
In the beginning of time or after the world catastrophe brother and sister or mother and son are the only humans. They reject marriage or only the man does not want to marry his sister or mother. After their looks are changed (or only the sister or mother changes her face) they take each other for strangers, marry and beget the new race
Woman gives birth to a gourd, a bag (with eggs), a piece of meat. The flesh is cut into pieces which turn into people or many people come out of the gourd or bag
Going away or pretending to die, a person bids his or her relative to marry another person who resembles him (her) or has some special traits; or he describes a man who should be met as a dear guest; person comes himself unrecognized and is taken for one whom he had described
There are teeth, blades or sharp stones in woman’s genitals, vagina is the biting mouth. (Only texts that are believed to correspond to reality are considered but not anecdotes and jokes)
Person or creature is transformed. Separate parts of its (his, her) body give origin to different objects or creatures (only etiological narratives are considered)
Stars are fragments of a bigger luminary (usually the Moon); or stars, the sun and the moon are formed from one and the same primeval person or creature
A man loses an axe. A spirit or a powerful official suggests him a golden axe but the man does not accept it. The spirit (official) gives him axes of gold and silver as a reward for his honesty. Usually another man intentionally loses his axe, claims the golden one but receives nothing
Several companions have extraordinary abilities (one who runs fast, one who eats great quantities, one who produces or can withstand severe frost, etc.); a hero comes across and takes for companions several men, each of them being involved into a special and unusual activity