opisthocline

opisthocline
adj. [Gr. opisthen, behind; clinein, to lean]
1. Leaning backward.
2. (MOLLUSCA: Gastropoda)
The growth direction of a helicocone shell; commonly referring to growth lines.

Online Dictionary of Invertebrate Zoology. . 2005.

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Look at other dictionaries:

  • retractive — see opisthocline …   Dictionary of invertebrate zoology

  • retrocurrent — see opisthocline …   Dictionary of invertebrate zoology

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