orthocline

orthocline
adj. [Gr. orthos, straight; clinein, to lean]
(MOLLUSCA)
At right angles to the growth direction of the helicocone, especially in oysters; growth lines.

Online Dictionary of Invertebrate Zoology. . 2005.

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Look at other dictionaries:

  • acline — see orthocline …   Dictionary of invertebrate zoology

  • Marstonia comalensis — Shell of one of the lectotypes of Marstonia comalensis. Scale bar is 1.0 mm. Scientific classification Kingdom …   Wikipedia

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