What is between septa; as, the interseptal spaces or zones, between the transparent, or septal, zones in striated muscle; the interseptal chambers of a shell, or of a seed vessel called?

interseptal — Between septa; as, the interseptal spaces or zones, between the transparent, or septal, zones in striated muscle; the interseptal chambers of a shell, or of a seed vessel. (Webster's 1913.)

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