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Planispiral

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Planispiral

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How to say "planispiral"! (High Quality Voices)

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How to Pronounce planispiral - American English

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How to Pronounce Planispiral

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THE LOVEBIRDS Official Trailer (2020) Kumail Nanjiani, Anna Camp, Comedy Movie HD

Planispiral is a condition in which a tubicolous shell is coiled in a single horizontal plane and the diameter increases away from the axis of coiling. This term is usually used for describing gastropod shells. Many cephalopods and tubeworms can also have a planispiral shell.
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