claim: The Guthrie Theater's second building began operating in 1963.
evidence: Murexsul cuspidatus is a species of sea snail , a marine gastropod mollusk in the family Muricidae , the murex snails or rock snails .. Muricidae. Muricidae. Murexsul. Murexsul. species. species. sea snail. sea snail. gastropod. gastropod. mollusk. mollusk. family. family ( biology )