Some (spiral keels) can be on whorls.Logical formLearned from2 sentences. (Spiral keels) can be between sutures.Logical formLearned from2 sentences. A (spiral cord) can be slender.Logical formLearned from2 sentences. Some (spiral cords) may equal ribs.Logical formLearned from2 sentences. (Spiral striations) can be placed.Logical formLearned from2 sentences. Traces can be constituted-of-or-filled-with (spiral lirations).Logical formLearned from2 sentences. (Spiral keels) can be slender.Logical formLearned from2 sentences. Whorls may be marked by some (spiral keels).Logical formLearned from2 sentences. Some (spiral lines) can be between sutures.Logical formLearned from2 sentences. Some whorls of a teleoconch may be marked by some (spiral keels).Logical formLearned from2 sentences. A (spiral line) can be impressed.Logical formLearned from2 sentences. A sculpture may show (spiral striaes).Logical formLearned from2 sentences. (Spiral arms) can be extended.Logical formLearned from2 sentences. Spiral can be in structure.Logical formLearned from2 sentences. A spiral can be psychotic.Logical formLearned from2 sentences.