sha , ▁Er zy a ▁and ▁M esch era ▁al liance . ▁ ▁In ▁the ▁M ast or ava ▁ep ic , ▁Ty us ht ya ▁is ▁a ▁pe asant ▁elected ▁by ▁people ▁to ▁be ▁the ▁king ▁and ▁leader ▁of ▁M ok sha , ▁Er zy a ▁and ▁M esch era ▁cl ans ' ▁al liance ▁and ▁the ▁war l ord ▁of ▁the ▁al lied ▁army . ▁During ▁his ▁rule , ▁M ok sh aland ▁stretch ed ▁from ▁the ▁Vol ga ▁to ▁the ▁D nie per ▁and ▁from ▁the ▁O ka ▁to ▁the ▁Black ▁Sea . ▁ ▁In ▁M ord vin ▁myth ology , ▁Ty us ht ya ▁is ▁a ▁Moon ▁god , ▁son ▁of ▁the ▁Th under ▁god ▁and ▁the ▁mort al ▁girl ▁Lit ova . ▁His ▁age ▁changes ▁every ▁month , ▁following ▁the ▁phases ▁of ▁the ▁Moon . ▁ ▁References ▁ ▁А . М . ▁Sh aron ov , ▁M ast or ava ▁Sar an osh , ▁ 1 9 9 4 ▁Tat iana ▁De vi at k ina , ▁" Some ▁As pect s ▁of ▁M ord vin ▁M yth ology ", ▁Fol kl ore ▁ 1 7 ▁( 2 0 0 1 ). ▁Dub as ov ▁I . I . ▁O cher ki ▁iz ▁ist or ii ▁Tamb ov sk ogo ▁k ray a . ▁– ▁Tamb ov , ▁ 1 8 9 0 . ▁– ▁Issue . ▁ 1 . ▁– ▁ 2 2 5 ▁p . ▁M ord win ische ▁Volks d ichtung . ▁Ges amm elt