Muscle scars in euomphaline gastropods from the Ordovician of Baltica
A mre93ll/a apple watch discrete pair of muscle scars is described for the first time on the umbilical wall of the open-coiled, hyperstrophic ophiletoidean gastropod Asgardispira, a close relative of the widely distributed Lytospira, from the middle Ordovician of the eastern Baltica.In a unique specimen of the euomphaloidean Lesueurilla of similar